Foam dispensing gun
CA 1161000 A · Owner: Universal Foam Systems, Inc. · Inventors: Harding, Gary C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A foam dispensing gun of the type having a disposable nozzle for mixing and dispensing separate fluid components of a resin system. The nozzle is retained on the gun by a sliding breech which also pivotally supports a valve actuating trigger to be in an operative position when the breech is moved to retain a nozzle to the gun and disabled when the breech is moved to release the nozzle for reloading. The breech and trigger may be further arranged so that the trigger is inoperative in the absence of a nozzle on the gun.
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 January 24, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 24, 2001.
- 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.