Feeding bottle
CA 2565507 C · Owner: Rees, Arnold Edward · Inventors: Rees, Arnold Edward
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A feeding bottle (10) comprises a container (16) a teat (12) and a collar , (14) to screw the teat (12) onto and seal the container (16). A vent assembly (18) is mounted between the teat (12) and the container (16) and includes a vent tube (22) passing down to a position close to the base of the container (16) and having a one way valve (34) allowing air to pass into the container (16) on application of suction to the teat (12) but preventing liquid flowing into the vent tube (22), together with a valve flange (36) acting as an antichoke member.
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 May 17, 2005 and granted July 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 17, 2025.
- 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.
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.