15 years
- Is a US design application eligible for DAS?
- How long is the deadline for US industrial design application
- Whether the US invention patent application can be DAS
- Which is the competent authority for US invention patent applications?
- How long does it take for a US invention patent application to be granted?
- Is the U.S. industrial design application convertible?
- What are the requirements for the US invention patent application documents
- Novelty Grace Period for U.S. Invention Patent Application
- US Invention Patent Application Authorization and Annual Fee Instructions
- Features of the U.S. invention patent application process