Double bag mitten for extreme cold temperatures
CA 2194932 A1 · Owner: Gilbert, Matthew J. · Inventors: Gilbert, Matthew J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mitten for maintaining hand warmth in extreme temperature is described as well as a method for manufacturing the mitten without the necessity for molding. The mitten comprises a hand shaped upper outer shell comprising a cuff region and a finger region comprising a thumb receiving section and a finger receiving section; a hand shaped upper inner shell comprising a cuff region and a finger region comprising a thumb receiving section and a finger receiving section; a hand shaped lower inner shell comprising a cuff region and a finger region comprising a thumb receiving section and a finger receiving section; a hand shaped lower outer shell comprising a cuff region and a finger region …
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 13, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 13, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 13, 2019.
- 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.