Absorbent article having elasticized regions providing comfort
CA 2491309 A1 · Owner: Sanders, Donald Joseph · Inventors: Marvin, Jennifer Lynn; Sanders, Donald Joseph; Vangompel, Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
It has been found that an absorbent article having improved fit at the waist region can be made by changing the stretch properties about the waist region such that the sides stretch more than the front or back. One method of performing this function is to change the modulus of elasticity of the side regions relative to the front and back regions. For instance by use of more , elastic or stronger elastic in the front and back of the waist relative to the side of the waist, the modulus of elasticity in the front and back will be higher than at the sides of the absorbent article. If the same tension is applied uniformly to such a waist, the sides will stretch more than the front or …
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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 5, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 5, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2025.
- 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.