Judge Profile

Prathiba M. Singh

475 IP cases indexed. Covers patent, design, trademark, copyright matters.

Cases Presided Over

475 cases indexed | Page 1 of 16

patent plaintiff favorable · Mar 30, 2026

Communication Components Antena Inc v.Rosenberger Hochfrequenztechnik Gmbh & Co. KG

Delhi High Court · 195388033

The plaintiff, Communication Components Antena Inc., filed a suit seeking a permanent injunction against infringement of Indian Patent No. 240893 concerning 'Asymmetrical Beams For Spectrum Efficiency'. The dispute involved multiple entities within the Rosenberger Group accused of manufacturing and selling infringing antennas.

design pending · Feb 7, 2026

Crocs Inc Usa v.M/S Bata India Ltd And Ors.

Delhi High Court - Orders · 59050364

The plaintiff, Crocs Inc Usa, filed a suit seeking permanent injunction against M/S Bata India Ltd for infringing its registered design. The suit was previously disposed of after the design registration (No. 197685) was cancelled by the Controller of Patents & Designs due to lack of novelty. The current application seeks costs against the plaintiff.

patent plaintiff favorable · Oct 9, 2025

Emd Millipore Corporation v.Assistant Controller Of Patents And Designs

Delhi High Court · 81278453

Emd Millipore Corporation appealed a decision by the Assistant Controller of Patents and Designs which refused its patent application for 'Infrared (IR) Based Quantitation of Biomolecules.' The refusal was based on the grounds that the claimed method constituted an unpatentable diagnostic process under Section 3(i) of the Patents Act, 1970. The Delhi High Court ultimately allowed the appeal, holding that the subject matter did not fall within the scope of this exclusion and that the amendments made were permissible refinements.

patent defendant favorable · Oct 9, 2025

Natera Inc And Anr v.The Assistant Controller Of Patents And Designs

Delhi High Court · 135629607

Natera Inc appealed the refusal of its patent application for 'Methods for Lung Cancer Detection'. The refusal was based on the grounds that the methods were not patentable under Section 3(i) as they related to diagnosis/treatment, and certain claims violated Section 59. The High Court upheld the refusal.

patent defendant favorable · Oct 9, 2025

Sequenom Inc v.The Controller Of Patents

Delhi High Court · 19170869

Sequenom Inc appealed the Assistant Controller's refusal to grant two patent applications related to methylation-based enrichment of fetal nucleic acid for non-invasive prenatal diagnoses. The core issue was whether this diagnostic process, conducted in a laboratory setting, fell under the exclusion of methods for diagnosis under Section 3(i) of the Patents Act, 1970.

trademark mixed · Jun 20, 2025

Hindustan Unilever Limited v.Rspl Limited

Delhi High Court - Orders · 142096682

Hindustan Unilever Limited (HUL) sought an interim injunction against Rspl Limited over disparaging advertisements for its 'Ghadi' detergent, claiming the ads tarnished HUL's flagship product, 'Surf Excel.' The Delhi High Court found that while comparative advertising is permissible, derogatory and defamatory remarks are not. Consequently, the court issued a prima facie order directing Rspl to remove specific phrases—such as 'Na Na, yeh dhoka hai' and 'Aapka kare badi badi baatein, dho nahi patey'—from its commercials before they can be broadcast.

trademark mixed · May 31, 2025

Montblanc Simplo Gmbh v.Montblancindia.Com & Ors.

Delhi High Court - Orders · 141886845

The Delhi High Court addressed ongoing trademark infringement issues concerning Montblanc's brand. While the court previously extended an interim injunction to prevent the use of a newly identified fraudulent domain, it ultimately de-reserved the final judgments in the core suit. This indicates that while immediate injunctive relief is maintained against new infringers, the matter will proceed towards a full trial to determine damages and resolve the main claims.

copyright plaintiff favorable · Apr 25, 2025

Ustad Faiyaz Wasifuddin Dagar v.Mr. A.R. Rahman & Ors.

Delhi High Court · 114335576

Ustad Faiyaz Wasifuddin Dagar filed a suit seeking recognition of copyright and injunction against Mr. A.R. Rahman and others regarding the musical composition 'Shiva Stuti'. The plaintiff alleged that his ancestral work was being used in the song 'Veera Raja Veera' without proper attribution or authorization. The Delhi High Court, while addressing an interim application, found prima facie evidence of copyright infringement. Consequently, the court directed mandatory changes to credit slides on online platforms and ordered a substantial deposit from the defendants.

trademark plaintiff favorable · Feb 15, 2025

Pb Fintech Limited v.Policy Bazar Finance & Ors.

Delhi High Court - Orders · 191446694

The Delhi High Court granted significant interim relief in favor of Pb Fintech Limited against various parties accused of trademark infringement. The court impleaded new defendants and issued strict injunctions restraining them from using deceptively similar marks like 'POLICYBAZAAR' or 'PAISABAZAAR'. Furthermore, the judgment directed domain registrars (DNRs) to immediately suspend and block infringing domains, and mandated ISPs to prevent access to these websites. The court also ordered the temporary suspension of a bank account linked to one of the alleged infringers.

patent pending · Oct 4, 2024

Emd Millipore Corporation v.Assistant Controller Of Patents And Designs

Delhi High Court - Orders · 178979917

The Delhi High Court heard several part-heard matters. In C.A.(COMM.IPD-PAT) 16/2023, the court noted that the Patent Office had submitted a report concerning issues related to inventive steps, subject matter eligibility, and amendment under the Patents Act, 1970.

patent pending · Sep 27, 2024

T-Mobile Usa Inc v.Controller Of Patents

Delhi High Court - Orders · 53076336

This order pertains to an appeal filed by T-Mobile Usa Inc against the Controller of Patents. The matter involves the interpretation of Section 3(k) of the Patents Act, 1970, and was released from part-heard due to roster constraints.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union of India & Anr.

Delhi High Court · 20023358

The matter concerns the cumbersome and long-drawn process for procuring specialized medicines for DMD patients on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to present a general, bulk procurement process and disclose all its relevant patents and patent applications in India.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India & Anr.

Delhi High Court · 36759982

The court heard multiple connected matters concerning the procurement of rare disease medicines, specifically those used for DMD patients. The petitioner argued that the current patient-to-patient process is extremely cumbersome and inefficient. Consequently, the court directed M/s. Sarepta Therapeutics to present a bulk procurement process and disclose its relevant patent information.

patent pending · Sep 27, 2024

Master Arnesh Shaw Through His Next Friend And ... v.Union Of India & Anr.

Delhi High Court · 199253849

The petition addressed the cumbersome and long-drawn process for procuring specialized medicines for DMD patients on a patient-by-patient basis. The court directed M/s. Sarepta to document a bulk procurement process and provide details of all its relevant Indian patents and patent applications.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India & Anr.

Delhi High Court · 101561095

The petition addressed the extremely cumbersome and long-drawn process for procuring specialized medicines on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to place on record a general bulk procurement process and provide details of all its granted patents and patent applications in India related to DMD patients.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India & Anr.

Delhi High Court · 176800166

The petition addressed the extremely cumbersome and long-drawn process for procuring rare disease medicines on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to place on record a general bulk procurement process and provide details of all its granted patents and patent applications filed in India concerning DMD patients.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India & Anr.

Delhi High Court · 154986053

The petition addressed the extremely cumbersome and long-drawn process for procuring specialized medicines for DMD patients on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to place on record a general bulk procurement process and provide details of all its granted patents and patent applications in India related to these medicines.

patent pending · Sep 27, 2024

Master Drashtant Jhala Through His Next Friend and Natural Father Sh. Jaydeep Singh Jhala v.Union of India & Anr.

Delhi High Court · 168878918

The petition addresses the extremely cumbersome and long-drawn process for procuring rare disease medicines on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to place on record a general bulk procurement process and provide details of all its granted patents and patent applications in India related to DMD patients.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India & Anr.

Delhi High Court · 5265078

The court heard matters concerning the procurement process for medicines used for DMD patients, noting that the current patient-by-patient system is cumbersome and unrealistic. The court directed M/s. Sarepta Therapeutics to present a general bulk procurement process and disclose its relevant patent portfolio in India.

patent pending · Sep 27, 2024

Master Arnesh Shaw v.Union Of India And Ors.

Delhi High Court · 190444472

The petition concerns the cumbersome and long-drawn process for procuring specialized medicines for DMD patients on a patient-by-patient basis. The court directed M/s. Sarepta Therapeutics to place on record its general bulk procurement process and provide details of all granted patents and patent applications in India related to these medicines.

patent pending · Sep 27, 2024

Lakshay Agarwal v.Union Of India & Anr.

Delhi High Court · 8845086

The petitioner raised concerns regarding the extremely cumbersome and long-drawn process for procuring specialized medicines on a patient-to-patient basis. The court directed M/s. Sarepta Therapeutics to place on record the general bulk procurement process and provide details of all its granted patents and patent applications filed in India concerning DMD medicines.

patent defendant favorable · Aug 30, 2024

Blackberry Limited v.Assistant Controller Of Patents And Designs

Delhi High Court · 50904559

Blackberry Limited appealed a rejection of its patent application, "Administration of Wireless Systems," which was initially objected to on grounds including lack of inventive step and subject matter eligibility under Section 3(k) of the Patents Act. The Delhi High Court examined whether the invention provided a sufficient technical contribution beyond mere algorithmic processes. Ultimately, the court found that the core functionality relied heavily on conditional logic and procedural steps, classifying it as an algorithmic process excluded by law.

patent plaintiff favorable · Aug 30, 2024

Blackberry Limited v.Controller Of Patents And Designs

Delhi High Court · 24328013

Blackberry Limited appealed a refusal by the Controller of Patents and Designs regarding its patent application titled 'Auto-Selection of Media Files.' The core dispute centered on whether the claimed method for automatically selecting media files based on user preference (confidence level) was non-patentable under Section 3(k). The Delhi High Court ultimately allowed the appeal, directing that the patent be proceeded for grant as amended.

patent mixed · Jul 4, 2024

Saurav Chaudhary v.Union Of India & Anr.

Delhi High Court · 169597927

Saurav Chaudhary challenged the abandonment of his patent application, "Blind-Stitch Sewing Machine," which occurred because he failed to file a response to the First Examination Report (FER) within the stipulated time. The court found that the negligence and lack of communication from the appointed Patent Agent constituted professional misconduct. Consequently, while the petition was disposed of, the court directed the CGPDTM office to initiate an enquiry against the defaulting Patent Agent and mandated the creation of a formal Code of Conduct for IP agents.

patent interim order · May 9, 2024

Winzo Games Private Limited v.Hike Global Pte. Ltd.

Delhi High Court · 29177875

WinZO Games Private Limited filed a petition seeking interim reliefs against Hike Global Pte. Ltd. alleging that the Respondents launched a competing app ('Rush') which imitated WinZO's features, misused confidential information, and utilized WinZO's proprietary match-making algorithm. The court issued an interim order directing both parties to place relevant source codes and algorithms on record for the Sole Arbitrator.

patent defendant favorable · May 8, 2024

Guala Closures Spa v.Agi Greenpac Limited

Delhi High Court · 184302707

Guala Closures Spa filed a suit seeking enforcement of its patent rights against Agi Greenpac Limited, alleging infringement by the latter's 'Voila Closure.' The Plaintiff holds Patent No. 349522 for a tamper-evident closure with a two-level tear-off seal mechanism. The court examined the prima facie case regarding infringement and the necessity of an interim injunction. Ultimately, the Court found that the triple test for granting an injunction was not met, favoring the Defendants' business interests at this preliminary stage.

trademark plaintiff favorable · May 3, 2024

Amit Sood v.Union Of India And Ors.

Delhi High Court · 54980997

The Delhi High Court ruled in favor of Amit Sood, granting cancellation of the mark 'ROSHAN' (No. 1324435) registered by the respondents under Class 42. The court found that the petitioner was the prior adopter and user of the name since the 1960s, establishing extensive goodwill in the photography sector. This judgment underscores the principle that prior use and established reputation outweigh subsequent trademark registration when seeking cancellation.

patent plaintiff favorable · Apr 16, 2024

Microsoft Technology Licensing, Llc v.Assistant Controller Of Patents And Designs

Delhi High Court · 30117331

Microsoft Technology Licensing, LLC appealed a refusal by the Assistant Controller of Patents to grant a patent titled 'Reversible 2-Dimensional Pre-/Post-Filtering for Lapped Biorthogonal Transform'. The refusal was based on Section 3(k) of the Patents Act, 1970. The High Court ultimately held that the invention provided tangible benefits beyond ordinary computing functionality and was therefore patentable.

patent pending · Apr 2, 2024

Google Llc v.The Controller Of Patents

Delhi High Court · 118125876

Google LLC appealed a refusal order issued by the Controller of Patents regarding its patent application 'Managing Instant Messaging Sessions on Multiple Devices'. The refusal was based on objections concerning lack of novelty, inventive step, and non-patentability under Section 3(k). Google argued that its amended claims introduced differentiating features over the cited prior art.

trademark mixed · Apr 2, 2024

M/S. P.M. Diesels P. Ltd. v.M/S. Thukral Mechanical Works & Ors.

Delhi High Court - Orders · 107541655

The Delhi High Court delivered a multi-faceted judgment addressing several IP disputes involving the 'FIELDMARSHAL' trademark. In one suit, the court decreed P.M. Diesels Pvt. Ltd.'s claim against Thukral Mechanical Works, while simultaneously ordering the cancellation of an older registration held by Thukral Mechanical Works in Class 7. Furthermore, the High Court set aside previous rejection orders for P.M. Diesels' trademark applications, allowing them to proceed toward registration.

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