From handling the first patent issued under the 1911 Patents and Designs Act to filing nearly 5000 patent applications annually, Remfry & Sagar is well known amongst all domestic and international cleints who appreciate the depth of experience its 100 member strong team brings. We provide:


  • Protection of patent rights across a range of technology sectors including chemistry, biotechnology, pharmaceuticals, electrical, electronics, food and related fields, telecommunications and software;
  • The full spectrum of patent protection services including search and watch activities, carrying out due diligence investigations, and providing freedom to operate and invalidity opinions all of which are supported by subscriptions to high end IP databases;
  • Proficiency in filing and validation of patent rights in India. The filing department is aided by a team dedicated to docketing instructions/timelines and ensuring compliance with all procedural formalities;
  • Detailed, solution centric advice on filing and prosecuting patent applications taking into account local patentability prohibitions, long term enforceability criteria and the commercial objectives of our clients;
  • Expertise in the initiation of, and defence against, opposition and revocation matters before the Patent Office and the Intellectual Property Appellate Board (IPAB);
  • Advice on the assignment and licensing of patent rights to leverage the maximum value from IP assets and effecting seamless recordals of such instruments;
  • Services of docketing and maintaining patent annuities ensuring the subsistence of valuable rights.

“Sources endorse the firm's leading position in the IP sphere, highlighting their particular strength in handling a 'huge volume of patent prosecutions'.”

Chambers Asia Pacific Guide 2021

“They are the go-to counsel in India.”

Chambers Asia Pacific Guide 2020

“Renowned for its “tremendous” drafting and portfolio management…. it ranks among the country’s most prolific filers.”

IAM Patent 1000 2016

“The team is fantastic…the lawyers are extremely receptive, very willing to listen, and understand cutting-edge science.”

Chambers Asia Pacific Guide 2017

“A titan of the Indian patent landscape since 1827.”

IAM Patent 1000 2017


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