20 years. Pharmaceutical invention patents have supplementary protection certificates (Supplementary protection certificates, SPC), which can extend the protection period for 5 years.
- Features of the UK design patent application process
- UK Invention Patent Application Authorization and Annual Fee Instructions
- Is a UK design application eligible for DAS?
- Whether a UK industrial design application can be type-converted
- Whether a UK industrial design application can apply for a combined appearance
- How long is the protection period of the UK invention patent application
- Whether the UK invention patent application can be type-converted
- Whether the UK invention patent application can be DAS
- Features of the UK invention patent application process
- Novelty Grace Period for UK Invention Patent Application