Apparatus and method for folding products
CA 2392858 A1 · Owner: Kimberly-Clark Worldwide, Inc. · Inventors: Sosalla, Gerald K.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention includes a web folding apparatus that adheres the web to a belt. A, gripping mechanism periodically grips the web from the belt. The action of the gripping, ends the travel of the web on the belt and creates a first fold. The gripping mechanism, releases the web to create a second fold. Consequently a continuous web is , folded into a, zig-zag continuous fold.
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 8, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 8, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 8, 2024.
- 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.