Shoelace knot retaining apparatus
CA 2020967 A1 · Owner: Anderson, Travis B. · Inventors: Anderson, Travis B.; Anderson, Travis B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is shown a device for retaining a knot of a shoelace. The device comprises a band with proximate and distal ends. The band is made of an elastic material, whereby the band may be stretched from a relaxed length to a stretched length. A rigid tab member comprises a proximate end portion connected to the proximate end of the elastic band, a distal end portion and a, lace slot cut entirely through the rigid tab member. A clip is affixed to the distal end of the elastic band for receiving the distal end portion in an attached state wherein a force is, applied by the elastic band attempting to retract the elastic band from its stretched length to its relaxed length to maintain, the distal …
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 11, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 2012.
- 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.