15 years
- Novelty Grace Period for U.S. Industrial Design Applications
- What are the requirements for the US invention patent application documents
- How long is the PCT period for US invention patent application?
- How long does it take for a US invention patent application to be granted?
- How long is the protection period of American industrial design?
- Is it possible to apply for a combined appearance in a U.S. industrial design application?
- Which is the competent authority for US invention patent applications?
- How long is the protection period of the US invention patent application
- US design authorization and annual fee instructions
- US Invention Patent Application Authorization and Annual Fee Instructions