Expired, full termArchiveSolo inventor
Reversing motion for loom let-offs
US 1,620,175 A · Inventors: WAKEFIELD WALTER H
Overview
1 drawing sheet
Every sheet is in the USPTO PDF.
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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 March 8, 1927. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by March 8, 1944.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJuly 27, 1925
GrantedMarch 8, 1927
Term endedMarch 8, 1944
Application number—
Classification (CPC)D03D49/06
Length4 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.