Aerosol container with flameless delivery valve
CA 1088473 A · Owner: Marra, Dorothea C. · Inventors: Marra, Dorothea C.; Osipow, Lloyd I.; Small, Marvin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An aerosol container and valve system are provided especially, intended for use with compositions containing liquefied flammable propellants, the valve system having a delivery valve that is capable of delivering a spray that is either flameless or at worst has an abnormally Low flame extension, whether the container is in an upright position or in a fully inverted position, comprising in combination, a pressurizable, container having at least one storage compartment for a liquid aerosol composition and a liquefied propellant; a delivery valve movable manually between open and closed positions and including a valve stem, a, valve stem orifice a valve stem passage, and a delivery port; a …
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 28, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 28, 1997.
- 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.