Self cycling breast pump
CA 2336738 A1 · Owner: Giles, John P. · Inventors: Giles, John P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A self cycling breast pump including a nurser bottle and a suction assembly adapted to be situated on a breast of a human for delivering milk to the nurser bottle upon the application of a suction thereto. Further provided is an electric pump adapted to generate a vacuum at an inlet upon the activation thereof. The inlet of the electric pump is connected to the suction assembly. Also included is an electronic vent valve adapted to vent the vacuum created by the electric pump upon the activation thereof for releasing the vacuum. Associated therewith is vent control circuitry for determining a rate of activation of the electric vent valve thereby creating a cycling suction at the …
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 July 6, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 6, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 6, 2021.
- 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.