Suction device for medical applications
CA 2559563 C · Owner: Boussignac, Georges · Inventors: Boussignac, Georges
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a device comprising: a suction channel (2) whereof the distal end (2d) is adapted to be connected to a patient (P); and a micrometric orifice (6p) whereof the axis (s-s) converges towards that (a-a) of said suction channel (2) and which is arranged in the vicinity of the proximal end (2p) thereof said micrometric orifice (6p) being supplied in pressurized gas on the side opposite said proximal end (2p) of the suction channel (2).
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 2, 2005 and granted March 20, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 2, 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.