Device for use in carpentry and painting
CA 2105557 A1 · Owner: Andersen, Terry M. · Inventors: Andersen, Terry M.; Andersen, Terry M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention discloses a device for use in carpentry painting, and other construction. The device has two side members (12, 14) shaped generally as quadrilaterals with the first side member (12) being a mirror image of the second side member (14). A first surface (64) joins a first edge (16) of the first side member to a fifth edge (24) of the second side member. A second surface (66) joins a second edge (18) of the first side member to a sixth edge (26) of the second side member. The fourth edge (22) of the first side member and the eighth edge (30) of the second side member have teeth (76, 78, 80, 82) which engage a surface. The fourth edge and the eighth edge also have cut …
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
- Filed January 6, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 6, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 6, 2015.
- 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.