Elastic member and disposable garment having improved strength against stress applied during use
CA 2325534 A1 · Owner: Rezai, Ebrahim · Inventors: Cho, Eui-Boo; Wang, Lin; Rezai, Ebrahim
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to an elastic member comprising an , elastomeric scrim material having a first surface and a second surface opposing the first surface, and a first coverstock layer which is joined to the first surface of the elastomeric material. In on aspect of the invention the elastomeric scrim material has an Elongation at Breaking (EB) of at least about 600 %. In another aspect of the invention the elastomeric scrim , material has a Tearing Resistance (TR) of at least about 16 hours. The present invention is also directed to a disposable garment comprising a chassis , having a front region a back region and a crotch region between the front region and the back …
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 March 26, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 26, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 26, 2020.
- 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.