15 years
- Is it possible to apply for a combined appearance in a U.S. industrial design application?
- Features of the U.S. design patent application process
- What are the requirements for the US invention patent application documents
- Whether the US invention patent application can be DAS
- How long does it take for a US invention patent application to be granted?
- Can the priority right of a U.S. invention patent application be restored?
- What are the requirements for US design application documents
- Whether the U.S. invention patent application can be type-converted
- How long is the protection period of American industrial design?
- How long is the protection period of the US invention patent application