Industry Sector

Chemical — India Patent Cases

178 decisions indexed

Page 1 of 6 · 178 total

patent interim order · Feb 25, 2026

Shaafi Naturcure Llp v.Assistant Controller Of Patents And Designs

Delhi High Court - Orders · C.A.(COMM.IPD-PAT) 109/2022

The appellant challenged an objection raised by the Assistant Controller of Patents. The court noted that the appellant had entered into an agreement with the National Biodiversity Authority, which could address the Section 3(p) objection. To clarify the matter, the Court directed the respondent to provide a detailed response regarding both the biodiversity agreement and a specific chart demonstrating inventive step.

patent interim order · Feb 24, 2026

Uflex Limited v.The Shakti Plastic Industries & Anr.

Delhi High Court - Orders · C.O.(COMM.IPD-PAT) 4/2026

The petitioner, Uflex Limited, filed an application seeking permission to amend its revocation petition concerning Patent No. IN 396443, which relates to the recycling of multilayer plastics used in packaging. The court allowed the amendment and also granted permission for the petitioner to file confidential customer details in a sealed cover.

patent pending · Feb 17, 2026

Mitsui Chemical Agro Inc v.The Controller Of Patents

Delhi High Court - Orders · C.A.(COMM.IPD-PAT) 132/2022

Mitsui Chemical Agro Inc appealed regarding the possibility of amending its patent claims. The appellant sought permission to limit the claimed compounds to 52, arguing this would not contravene Section 59 of the Patents Act, 1970. The respondent argued against the amendment based on previous judicial precedents.

patent plaintiff favorable · Feb 12, 2026

M/s.Green Energy Resources v.Union of India and others

Orissa High Court · W.P.(C) No.19128 of 2024

M/s.Green Energy Resources filed a writ petition seeking the restoration of Patent No.343974, which had lapsed because renewal fees were not deposited by the Petitioner's authorized agent. The court considered arguments regarding agent negligence and the extension of limitation period due to the COVID-19 pandemic.

patent plaintiff favorable · Feb 12, 2026

M/s.Green Energy Resources v.Union of India and others

Orissa High Court · W.P.(C) No.19128 of 2024

M/s.Green Energy Resources filed a writ petition seeking the restoration of Patent No.343974, which had lapsed because the renewal fees were not deposited by the Petitioner's authorized agent. The court considered arguments regarding agent negligence and the impact of the COVID-19 pandemic on the limitation period.

patent remanded · Jan 6, 2026

OCV Intellectual Capital Llc v.The Controller General of Patents, Designs and Trademarks

Calcutta High Court · IPDPTA/34/2022

The appeal challenged the rejection of a patent application for a high-performance glass fiber composition that achieves S-glass properties at a lower manufacturing cost. The Controller rejected it based on lack of novelty, inventive steps, and non-patentable subject matter. The High Court set aside the rejection order, finding that the Controller failed to consider key arguments regarding technical advancement and synergistic effect.

patent plaintiff favorable · Nov 18, 2025

M/s.Hi Tech Chemicals Limited v.Deputy Controller of Patents and Designs, Intellectual Property Office

Madras High Court · C.M.A.(PT) No.43 of 2023

Hi Tech Chemicals Limited challenged the Deputy Controller's rejection of its post-grant opposition against Patent No. 311984, which covered an anti-stick coating. The Madras High Court set aside the impugned order because it failed to provide reasons for rejecting material grounds of opposition. The matter was remanded for reconsideration by a different officer.

patent plaintiff favorable · Nov 3, 2025

Synertec Pty Ltd v.Union Of India & Anr.

Delhi High Court - Orders · W.P.(C)-IPD 53/2025

Synertec Pty Ltd filed a writ petition seeking restoration of its patent application (No. 202217030233) which had been deemed withdrawn under Section 11B(4) of the Patents Act, 1970. The Petitioner argued that the failure to file the request for examination was due to an inadvertent error by its Patent Agent regarding the deadline. The Court allowed the petition, finding that the Petitioner acted diligently and should not suffer consequences of the agent's mistake.

patent remanded · Oct 6, 2025

Tapas Chatterjee v.Assistant Controller Of Patents And Designs & Anr.

Delhi High Court · LPA 836/2023

Tapas Chatterjee appealed a decision where the Assistant Controller rejected his patent application for 'Recovery of Potassium Sulphate...'. The rejection was based on pre-grant opposition filed by CSIR, citing lack of inventive step (Section 25(1)(e)). The High Court remanded the matter back to the CGPDTM for fresh consideration, restricting it only to the objection raised by CSIR regarding inventive step.

patent remanded · Aug 12, 2025

Natural Medicine Institute Of Zhejiang v.The Deputy Controller of Patents And The Controller of Patents

Madras High Court · (T) CMA (PT) No.171 of 2023

The petitioner appealed against an order rejecting its patent application (No. 6275/CHENP/2011) for 'A MORDANT AND HAIR COLORING PRODUCTS CONTAINING THE SAME'. The rejection was based on procedural grounds regarding claim amendments, but the court found that the impugned order lacked reasons and set it aside.

patent interim order · Aug 11, 2025

SRF Limited v.Solvay S A & Anr.

Delhi High Court - Orders · C.O.(COMM.IPD-PAT) 2/2024

The court passed several orders on various interlocutory applications related to the main patent dispute. Directions were given regarding the filing of additional documents, permission was granted for amending claims under Sections 58 and 59 of the Patents Act, and an application seeking amendment in a Revocation Petition was disposed of while reserving rights.

patent plaintiff favorable · Jul 31, 2025

Treibacher Industrie Ag v.The Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 92/2024

Treibacher Industrie Ag appealed a rejection of its patent application concerning 'USE OF VANADATES AS OXIDATION CATALYSTS'. The Controller had refused the grant, citing lack of inventive step and issues with amended claims. However, the Delhi High Court set aside the Impugned Order, holding that it failed to adhere to principles of natural justice because it lacked a proper reasoned decision (speaking order). Furthermore, the court found that the Controller neglected to consider the detailed written submissions filed by the Appellant.

patent plaintiff favorable · Jul 14, 2025

Asian Paints Limited v.Ram Babu

Supreme Court of India · 2025 INSC 828

Asian Paints Limited challenged the High Court's decision that barred its ability to appeal a criminal acquittal concerning counterfeit products. The case originated from an incident where the company found unauthorized, similar-looking paint in the market. The Supreme Court addressed the core legal question of whether the company, as the rights holder and victim of IP infringement (trademark and copyright), could utilize the provisions of Section 372 CrPC to challenge the acquittal. The apex court held that the proviso creates a substantive right for victims, allowing the appeal to be restored.

patent plaintiff favorable · Jul 7, 2025

Albemarle Corporation v.The Controller Of Patents

Delhi High Court · C.A.(COMM.IPD-PAT) 19/2022

Albemarle Corporation appealed the refusal of its patent application (No. 2897/DELNP/2012) by the Controller of Patents, which cited lack of novelty and inventive step. During the appeal, the appellant sought to file an auxiliary claim set restricting the scope to a process aspect for cleaning polyurethane foam. The Court allowed this amendment and remanded the matter for fresh examination.

patent mixed · Jun 18, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent mixed · Jun 11, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

patent defendant favorable · May 29, 2025

Lummus Novolen Technology Gmbh v.The Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 12/2023

Lummus Novolen Technology Gmbh appealed a decision by the Assistant Controller of Patents and Designs rejecting its patent application for 'HIGH PERFORMANCE ZIEFLERNATTA CATALYST SYSTEMS.' The core dispute centered on whether the claimed process involved an inventive step, specifically regarding the use of diether compounds as internal donors in catalyst production. The High Court ultimately upheld the rejection, finding that the invention was obvious in view of existing prior art documents.

patent mixed · May 27, 2025

Sharvan Kumar Mittal Trading As Girish Chemical Industries v.Janhvi Sharma Trading As Janhvi Chemical Industries & Anr.

Delhi High Court - Orders · C.O. (COMM.IPD-TM) 130/2025, I.A. 13584/2025-Stay

The Delhi High Court initiated proceedings seeking the cancellation and stay of Trademark No. 3017399, a device mark registered in Class 2. The court allowed the petitioner to proceed by directing notice to all respondents and setting key dates for filing replies and written synopses. Furthermore, the court granted an application to summon the complete registration record pertaining to related trademarks, ensuring transparency in the dispute.

patent defendant favorable · May 15, 2025

Nocil Ltd v.Finorchem Ltd And Anr

Calcutta High Court · IP-COM/25/2024

The defendants filed an application seeking revocation of the dispensation granted under Section 12A of the Commercial Courts Act, 2015. The dispute involves allegations of patent infringement and breach of confidentiality concerning the manufacturing process of 4-ADPA. The court ruled that the plaintiff had sufficiently pleaded urgency based on a holistic reading of the plaint.

patent pending · May 9, 2025

Pc Laminations v.Sk Microworks Co Ltd & Ors.

Delhi High Court - Orders · C.O.(COMM.IPD-PAT) 8/2025

The petitioner, Pc Laminations, filed a petition seeking the revocation of Indian Patent IN437049. The court also addressed several interlocutory applications related to procedural matters like exemption from certified copies and permission to file additional documents.

patent remanded · Apr 24, 2025

Annikki Gmbh v.The Assistant Controller of Patents and Designs, The Patent Office

Madras High Court · (T)CMA(PT) No.70 of 2023

Annikki Gmbh appealed the rejection of its patent application concerning a process for producing xylitol from lignocellulosic material. The rejection was based on alleged lack of inventive step and exclusion under Section 3(d) due to prior art citations (D1-D5). The High Court found errors in the respondent's reasoning, particularly regarding the non-fermentative nature of the claimed process versus the cited prior art.

patent defendant favorable · Apr 4, 2025

Kerry Ingredients India Pvt. Ltd. v.Mr. Navanath Ambre

Gujarat High Court · C/AO/30/2025

Kerry Ingredients India Pvt. Ltd. filed appeals challenging the trial court's refusal to grant various ex-parte reliefs, including an interim injunction, appointment of a receiver, and disclosure of sensitive information from former employees (the respondents). The plaintiff alleged that these defendants had divulged confidential company data, client lists, and manufacturing processes after resigning. However, the Gujarat High Court dismissed all appeals, holding that the trial court committed no procedural or jurisdictional error in denying these urgent ex-parte orders.

patent mixed · Mar 28, 2025

Dunlop International Limited (and Dunlop Slazenger Group Ltd.) v.Glorious Investment Limited And Anr.

Calcutta High Court · IPDTMA/14-21/2024

The Calcutta High Court set aside multiple appeals concerning the registration of the 'Dunlop' word mark. The core dispute revolved around the validity of assignments made by Dunlop India Ltd. during its liquidation period, which were used by Glorious Investment Limited to secure trademark rights in various classes. Given serious questions regarding fraud, natural justice violations, and the limited jurisdiction of the Registrar concerning assignment validity, the Court remanded all matters back for a fresh hearing after ensuring all parties are heard.

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