Method of sealing an opening on a waterproof covering for a limb
CA 2435635 A1 · Owner: Nielsen, Terra M. · Inventors: Nielsen, Terra M.; Switzer, Cheryl
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of sealing an opening on a waterproof covering for a limb. A first step involves providing a waterproof covering having an opening with a peripheral lip. A second step involves placing a form fitting waterproof elasticised sleeve around a limb above an upper extremity of an affected area to be protected from water on the limb. The elasticised sleeve prevents water from getting to the affected area by passing under the sleeve. a Third step involves placing the waterproof covering over the limb with the peripheral lip of the opening encircling the sleeve. A fourth step involves folding an exposed peripheral edge of the sleeve over the peripheral lip. The peripheral lip is sandwiched …
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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 July 21, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 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.