Expired Canadian patentCanada
Machine for producing knitted fabrics
CA 302236 A · Owner: Robert Kirkland Mills · Inventors: Robert Kirkland Mills
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordRead the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 22, 1930. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 22, 1947.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJuly 22, 1930
Term endedJuly 22, 1947
Patent numberCA 302236 A
Classification (IPC)D04B15/00 +2 more
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.