Process for joining wet wipes together and product made thereby
CA 2446725 A1 · Owner: Larson, Jennifer Cappel · Inventors: Huang, Yung Hsiang; Taylor, John C.; Campbell, Stephen Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a plurality of wipes separable joined together. Each , wipe of the plurality of wipes is moistened with a liquid in an amount of about 25 percent to about 600 percent of a dry weight of the wipe. An adhesive joins together at least two wipes of the plurality of wipes. The adhesive joins the at least two wipes together with an adhesion strength per unit adhesive length greater than about 0 g/cm and less than about 200 g/cm. Alternately or additionally, the adhesive joins the at least two wipes together with an adhesion strength per unit adhesive area greater than about 0 g/cm2 and less than about 1000 g/cm2.
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 April 4, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 4, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 4, 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.