20 years
- How long is the protection period of the US invention patent application
- Is the U.S. industrial design application convertible?
- How long does it take to authorize an industrial design in the United States?
- How long is the protection period of American industrial design?
- Novelty Grace Period for U.S. Invention Patent Application
- Whether the U.S. invention patent application can be type-converted
- Features of the U.S. invention patent application process
- How long is the PCT period for US invention patent application?
- How long is the deadline for US industrial design application
- Novelty Grace Period for U.S. Industrial Design Applications