Multi-tined claw/rake attachment
CA 1162889 A · Owner: Nicholson, Walter · Inventors: Nicholson, Walter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
W ?2 FV-1, HBR:ajh, MULTI-TINED CLAW/RAKE ATTACHMENT ABSTRACT, A claw/rake tool attachment for use with a powered digging or material moving machine. The attachment is for clearing undergrowth and timber and consists of spaced parallel tines mounted onto a support means that is affixed to the work arm of a machine. The undergrowth and timber are held by the tines while unwanted material such as soil and the like passes through the space between the tines and is not carried with the undergrowth and timber being cleared.
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 February 28, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 28, 2001.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.