Varying the loop engageability of fastener element arrays
CA 2414074 A1 · Owner: Filion, Scott M. · Inventors: Schmidt, Richard J.; Filion, Scott M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An easy-to-grip diaper fastener tab has an array of hook-shaped fastener elements arranged in parallel rows, each fastener element including a stem and a crook extending from the stem in a predetermined direction to a distal tip. The array includes a plurality of rows of fastener elements arranged such that, in each row, all of the crooks (20) face in the same direction and parallel to the direction of the row, with the crooks (20) of adjacent rows facing in opposite directions. The longitudinal spacing between opposing tips of adjacent hooks (12) of adjacent rows is greater in a first portion of the array than the longitudinal spacing between opposing tips of adjacent hooks (12) …
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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 June 1, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 1, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 1, 2023.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.