Expired Canadian patentCanada
Tampon with overwrap and method of manufacture
CA 2623665 C · Owner: Buck, Travis Andrew · Inventors: Strong, Kevin Charles; Brown, Gerald Westley; Buck, Travis Andrew
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A tampon pledget including absorbent material and an overwrap. The overwrap is attached to a central portion of the absorbent material in a width greater than about 3 mm.
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 September 26, 2006 and granted September 16, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 26, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 26, 2006
GrantedSeptember 16, 2014
Term endedSeptember 26, 2026
Patent numberCA 2623665 C
Classification (IPC)A61F13/20
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.