Reviewed case brief
Biswanath Prasad Radhey Shyam v. Hindustan Metal Industries
AIR 1979 SC 1444
AIR 1979 SC 1444 · Supreme Court of India
- Court
- Supreme Court of India
- Year
- 1979
- Subjects
- Intellectual Property Law
- Reviewed
- 2026-08-02
Rule established
Workshop improvement obvious to person skilled in art lacks inventive step; routine trade variation not patentable
Facts
Issues
Held
Ratio decidendi
How to use it in an exam
Editorial source
AIR Online
Educational summary only. Read the reported judgment or an authorised law report before relying on the case professionally.