Industry Sector

Chemical — India Patent Cases

136 decisions indexed

Page 5 of 5 · 136 total

patent defendant favorable · May 26, 1999

Standipack Private Limited v.M/S. Oswal Trading Co. Ltd.

Delhi High Court · 1620895

The plaintiff sought a temporary injunction against the defendants for manufacturing and selling pouches that allegedly infringed upon the plaintiff's patented design. The defendants contended that the patent was illegally granted, subject to ongoing revocation proceedings, and that the plaintiff had suppressed material facts. The court ultimately found that the plaintiff failed to establish a prima facie case for the injunction.

patent defendant favorable · Feb 4, 1997

Sandhya Organic Chemicals P. Ltd. v.United Phosphorous Ltd.

Gujarat High Court · 1244631

The plaintiff, a chemical manufacturer, claimed exclusive rights over a newly invented process for making Aluminium Phosphide (AIP) and Zinc Phosphide (ZnP). The suit alleged that the defendants infringed this process and caused wrongful loss. The appeals challenged the trial court's grant of an interim injunction.

patent defendant favorable · Apr 11, 1996

Hindusthan Lever Limited v.Godrej Soaps Limited And Others

Calcutta High Court · 1952311

Hindusthan Lever Limited filed an application for temporary injunction alleging that Godrej Soaps Limited and others were infringing its Patent No. 170171 by manufacturing and selling toilet soap under the brand 'VIGIL' with a composition covered by the patent. The court examined the compositional similarities between the patented invention and the impugned product.

patent defendant favorable · Nov 15, 1995

The Industrial Gases Ltd. v.Kamrup Industrial Gases Ltd.

Calcutta High Court · 1730747

The Industrial Gases Ltd. appealed an order refusing them an interim injunction concerning Patent No. 169335. The court examined the principles governing interlocutory injunctions, noting that the Trial Judge had exercised discretion in denying the relief. Ultimately, the appellate court found no perversity in the Trial Judge's decision and dismissed the appeal.

patent defendant favorable · Aug 30, 1994

Commissioner Of Income-Tax v.Maschmeijer Aromatics (India) Pvt.

Madras High Court · 1164384

This case addressed whether a payment made by an assessee company for technical know-how and exclusive licenses to patents, trademarks, and designs from a foreign collaborator should be treated as capital or revenue expenditure. The assessee had paid Rs. 2,00,000 in shares/kind consideration for these rights. The Income Tax Department argued it was revenue expenditure, but the court ruled that since the payment acquired valuable IP assets (patents, trademarks) and technical know-how, it constituted a capital asset.

patent plaintiff favorable · Feb 14, 1989

Thomson Brandt v.The Controller Of Patents And Designs

Delhi High Court · 694339

Thomson Brandt appealed the rejection of its patent application (No. 342/Del/SO) for a process involving pacifying a gaseous medium using a boron pacifying aerosol. The appellant argued that the Controller misdirected himself by failing to consider Section 5 of the Patents Act, 1970, and incorrectly assumed that only processes resulting in tangible products could be patented.

patent defendant favorable · Jul 29, 1981

Bayer Aktiengesellschaft Of ... v.Controller Of Patents, Government Of ...

Calcutta High Court · 387153

The petitioner applied to rectify Patent No. 139978, arguing that the compound Chlorothio-N-Phthalimide should be granted a 14-year patent term instead of the 7 years fixed by the Controller. The respondent argued that the compound is a drug and that the application was barred by limitation.

patent plaintiff favorable · Oct 31, 1979

National Research Development Corporation of India v.The Delhi Cloth & General Mills Co. Ltd.

Delhi High Court · 608642

The plaintiff, National Research Development Corporation of India, sought a temporary injunction against the defendants for infringing its Patent No. 138571 concerning TSIA. The defendants challenged the patent's validity and denied infringement. The court found that the plaintiff was the rightful assignee and that the defendants were aware of the patent and had negotiated for a license, thus confirming the injunction.

patent defendant favorable · Aug 23, 1978

Aluminium Company Of America v.Joint Controller Of Patents & Designs

Calcutta High Court · 994212

The appellant filed an application for a patent relating to solid lobular Aluminium Chloride produced via desublimation. The Controller objected that the invention was not patentable under Section 5(b) because it involved a chemical process. The Calcutta High Court upheld this objection, ruling that since the substance is obtained through a larger chemical manufacturing process (chlorination of alumina), the final physical step of desublimation cannot be considered separately for patentability.

patent plaintiff favorable · Jul 6, 1978

Jayant Vitamins Ltd. v.Sarabhai M. Chemicals P. Ltd.

Monopolies and Restrictive Trade Practices Commission · 199164

The Commission initiated an inquiry into a 'sale of know-how' agreement between Sarabhai M. Chemicals P. Ltd. and E. Merck A.G., which was brought to its notice by Jayant Vitamins Ltd. The core dispute centered on Clause 9 of a subsequent agreement, which restricted the second respondent (E.M.) from manufacturing or selling certain 'LISTED ITEMS' in India.

patent defendant favorable · Jul 4, 1977

Imperial Chemical Industries Ltd. v.Controller General Of Patents, Designs ...

Calcutta High Court · 796452

The appeal challenged an order passed by the Controller General regarding the settlement of terms for an interim license allowing manufacture of a patented catalyst. The patent covered a specific composition and process for steam reforming catalysts. The Calcutta High Court ultimately declined to interfere with the Controller's order, noting that the patent was nearing expiry.

patent defendant favorable · Feb 20, 1963

Farbenfebriken Bayer Aktiengesellschaft v.Joint Controller Of Patents And Designs

Calcutta High Court · 1965238

The patentee, Farbenfebriken Bayer Aktiengesellschaft, appealed against the Controller's decision to grant compulsory licenses for two patents (Nos. 43678 and 43679) to Arlabs Private Limited. The petitioner sought a certificate under Article 133(1)(c) of the Constitution to appeal further to the Supreme Court.

patent defendant favorable · Apr 3, 1935

Lallubhai Chakubhai Jariwala v.Chimanlal Chunilal And Co.

Bombay High Court · 677603

The plaintiff, holding a patent for an improved process of treating dried fruits, sued the defendants alleging infringement. The core dispute revolved around whether the defendants' process substantially matched the patented combination, particularly concerning the use of pressure.

patent plaintiff favorable · Mar 20, 1934

Lallubhai Chakubhai Jarivala v.Shamaldas Sankalchand Shah

Bombay High Court · 786678

The appeal concerned a patent action regarding a novel chemical process for whitening almonds. The High Court examined whether the process constituted an invention, if the plaintiff was the original inventor, and addressed prior use defenses raised by the defendant's associates. The court ultimately allowed the appeal in favor of the plaintiff.

patent plaintiff favorable · Mar 20, 1934

Lallubhai Chakubhai Jarivala v.Shamaldas Sankalchand Shah

Bombay High Court · 1924150

The case involved an appeal regarding a patent application for a process to whiten almond shells. The court examined whether the combination of bleaching powder and sulphur dioxide under pressure constituted an invention, and if the plaintiff was the true inventor. The court ultimately found in favor of the plaintiff.

patent plaintiff favorable

Deepak Nitrite Limited v.The Assistant Controller General of Patents and Designs

Bombay High Court · P57302274

The Bombay High Court set aside an order of the Assistant Controller of Patents and Designs refusing a patent application for a free-flowing food-grade sodium nitrite and its production method. The court held that the impugned order lacked adequate reasoning and analysis of the rival submissions. The patent application is to be decided afresh within 12 weeks. The court emphasized the importance of passing well-reasoned and speaking orders in patent cases.

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