Expired, full termArchiveSolo inventor
Snow blower chute
US 3,075,813 A · Inventors: ADRIEN VOHL
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 January 29, 1963. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by January 29, 1980.
- We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledNovember 20, 1961
GrantedJanuary 29, 1963
Term endedJanuary 29, 1980
Application number—
Classification (CPC)E01H5/045
Length3 pages
Sources & verification
Official USPTO records
Cross-check elsewhere
Everything on this page comes from the USPTO record linked above.