Padded shoe
CA 2390872 A1 · Owner: Shepherd, Stephen H. · Inventors: Shepherd, Stephen H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A padded shoe (10) includes a shoe upper (12) which is adjoined to a sole (14). The shoe upper (12) and the sole (14) can have padding material (22) disposed therein. The shoe upper (12) includes a padded tongue (18) which can , have an inner tongue portion (15) and an outer tongue portion (16). A fastening structure (36), which can be tightenable to maintain the shoe (10) on the foot of the wearer, can be disposed between the inner (15) and outer tongue (16) portions. Alternatively, a resilient portion can be connected to the shoe upper, whereby a portion of the shoe upper can be outwardly distended to allow insertion of the foot of the wearer. The shoe can include an engagement …
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 November 13, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 13, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 13, 2022.
- 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.