Aerosol systems and methods for mixing and dispensing two-part materials
CA 2422244 A1 · Owner: Homax Products, Inc. · Inventors: Greer, Lester R.Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An aerosol system or method for mixing first and second materials. The system comprises first and second container assemblies and a coupler. The first container assembly contains the second material and a propellant material that pressurizes the second material. The second container assembly contains the second material. The coupler is arranged to couple the first and second container assemblies thereby, forcing the second material into the second container assembly such that the first and second materials mix. The resulting mixture may then be dispensed from the second container assembly using an actuator member. In one case, the first container assembly comprises a male-type valve …
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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 March 14, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 14, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 14, 2025.
- 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.