Expired, full termArchiveSolo inventor
Paper dispenser
US 2,331,675 A · Inventors: GUSTAVE FROST
Overview
The published document from the USPTO: abstract, claims, description and drawings. Open it full size
Read 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 October 12, 1943. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by October 12, 1960.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledSeptember 11, 1941
GrantedOctober 12, 1943
Term endedOctober 12, 1960
Application number—
Classification (CPC)A45D40/18 +1 more
Length4 pages
Timeline
Timeline From USPTO dates
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.