Expired, full termArchiveSolo inventor
Automatic cosmetic dispenser
US 2,634,026 A · Inventors: YUAN JOHN C C
Overview
2 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 7, 1953. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by April 7, 1970.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledMarch 21, 1949
GrantedApril 7, 1953
Term endedApril 7, 1970
Application number—
Classification (CPC)A47K5/18
Length5 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.