Expired, full termArchiveSolo inventor
Throat plate
US 2,908,237 A · Inventors: WINBERG RAGNAR W
Overview
1 drawing sheet
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 October 13, 1959. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by October 13, 1976.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledFebruary 21, 1957
GrantedOctober 13, 1959
Term endedOctober 13, 1976
Application number—
Classification (CPC)D05B51/00 +1 more
Length5 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.