Footwear outsole including star shapes
CA 2575262 C · Owner: Zimmer, Jamie Joe · Inventors: Zimmer, Jamie Joe; Pasternak, Stephen M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A footwear outsole (100) includes a base portion (110) defining a tread attachment surface (224), and a plurality of tread members (112). The tread members are coupled to the tread attachment surface and protrude away from the tread attachment surface to define a tread member height. Each tread member includes a plurality of pointed arm members (132 134, 136, 138) that extend , away from a center portion of the tread member in a direction substantially parallel to a plane of the attachment surface. The arm members include a pointed tip (144) that defines a maximum height of each tread member. The tread members include a primary surface facing away from the tread attachment surface. …
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 July 25, 2005 and granted June 18, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 25, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.