Expired Canadian patentCanada
Process and apparatus for collecting continuous supplied yarn to waste
CA 1332709 C · Owner: Fletcher, Grant Macdonald · Inventors: Fletcher, Grant Macdonald
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a process for accumulating yarn from a continuous supply source to waste and apparatus for cutting yarn initially and upon preparation for threading the yarn into a continuous process.
Read 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 October 25, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 25, 2011.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1989
GrantedOctober 25, 1994
Term endedOctober 25, 2011
Patent numberCA 1332709 C
Classification (IPC)B65H29/24
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.