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Expired, full termArchiveSolo inventor

Coin-freed mechanism.

US 1,038,136 A

USPTO PDF

Overview

3 drawing sheets

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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

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