Two Painkillers, One Crystal, Zero Patent
Esteve Pharmaceuticals took its rejected co-crystal patent for tramadol and celecoxib to the Delhi High Court, arguing the combination showed real synergy. The court had to decide whether…
obviousness
6 articles
When Your Own Patents Anticipate You: The Sulzer Mixpac Mixer Case
Sulzer Mixpac appealed the rejection of its static mixer patent to the Delhi High Court, arguing its own prior patents did not anticipate the claimed design. The court…
Inventive Step Assessment: To be Anchored in Knowledge of a Person with Ordinary Skill on the Priority Date
The Delhi High Court’s decision highlights the requirement for an objective inventive step assessment anchored in the knowledge of a person skilled in the art at the priority…
Inventive Step analysis requires a rigorous examination, not surface analysis, says the Delhi High Court.
The Delhi High Court criticised the Controller of Patents for a superficial inventive step analysis in a recent patent refusal, emphasising the need for rigorous and well-reasoned assessments.…
Inventive Step of an Invention Analysed
This post examines the Green Cross Holdings case, where the Indian IPAB upheld the rejection of a patent application for lacking inventive step. The analysis highlights legal standards…
Non-obviousness of Biotech Inventions in USA
This post provides an analytical review of non-obviousness standards for biotechnology inventions in the USA, referencing key Federal Circuit decisions. It discusses the evolving judicial approach and inconsistencies…