Packaged nails suitable for sheathing having enlarged diameter heads for enhanced retention
CA 2474191 A1 · Owner: Sutt, Edward G. Jr. · Inventors: Sutt, Edward G. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a nail (10) suitable for sheathing which provides an enhanced resistance to failure. The nail (10) includes an enlarged head (20) as well as a shank (24) having surface deformations (28). Sheathing panels (40) are secured to a framing structure (42) through the use of the nail (10). The enlarged head (20) provides a first clamping surface that is seated against an exterior surface of the sheathing panel (40). The framing structure within which the shank is secured is a second clamping surface. Through the provision of an enlarged head and a shank having surface deformations, the ability of the nail to maintain the securement of the sheathing panel to …
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 31, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 31, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 31, 2025.
- 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.