Device for applying a liquid or semi-paste substance on a surface
CA 1309380 C · Owner: Saint Georges Chaumet, Bertrand · Inventors: Saint Georges Chaumet, Bertrand
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The device for applying a liquid or semipaste substance is provided with a hermetically sealed refill (1) containing said substance and removably disposed within a body (5), a head (7) for the application of the substance being removably fixed at one end of the body. A conical tube (9) is provided for putting the application head (7) into communication with the interior of the refill (1) and the other end of the body (5) is provided with a closure end-cap (12). The refill (1) is closed at the end opposite to the application head (7) by a capsule (4) of perforatable material and the closure end-cap (12) carries a hollow needle (22, 29) which is capable of perforating said capsule (4, 26) …
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
- Granted October 27, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 27, 2009.
- 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.