Expired, full termArchiveSolo inventor
Coin-freed mechanism.
US 1,038,136 A
Overview
3 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 September 10, 1912. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by September 10, 1929.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedSeptember 10, 1912
Term endedSeptember 10, 1929
Application number—
Classification (CPC)G07F11/24
Length6 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.