Expired, full termArchiveSolo inventor
Artificial molar tooth and method of making same
US 1,665,357 A · Inventors: ALFRED GYSI
Overview
4 drawing sheets
Every sheet is in the USPTO PDF.
Open the USPTO PDFRead the whole patent
Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted April 10, 1928. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by April 10, 1945.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledFebruary 26, 1926
GrantedApril 10, 1928
Term endedApril 10, 1945
Application number—
Classification (CPC)A61C13/097
Length13 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.