Expired, full termArchiveSolo inventor
Spring-bed.
US 655,893 A
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 August 14, 1900. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by August 14, 1917.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedAugust 14, 1900
Term endedAugust 14, 1917
Application number—
Classification (CPC)A47C23/005
Length4 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.