Expired, full termArchiveSolo inventor
Needle positioner for a sewing machine
US 3,382,829 A · Inventors: WINBERG RAGNAR W
Overview
4 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 May 14, 1968. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by May 14, 1985.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledDecember 2, 1964
GrantedMay 14, 1968
Term endedMay 14, 1985
Application number—
Classification (CPC)D05B69/28
Length9 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.