PatentsIndia
Delhi High Court Confirms Patent Rejection for Distillery Waste Recovery Process Citing Lack of Inventive Step
The Delhi High Court upheld the rejection of a patent application filed by Tapas Chatterjee for a process aimed at recovering potassium sulphate and other valuable products from distillery waste. The court ruled that the invention lacked inventive step and was a mere combination of known techniques, falling within the…
Thursday, October 9, 2025