Reinforced cargo sling and method
CA 1300666 C · Owner: Woven Electronics Corporation · Inventors: Hammersla, Robert L. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A woven webbing sling for hoisting industrial cargo is disclosed which includes woven outer plies which include woven warp yarns interwoven with a weft yarn. Plies of filler material extend between the outer plies. Protective edges include vinyl coated yarns having elongation properties generally equal to that of the woven warp yarns to resist cutting of the sling.
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 May 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
- 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.