Liquid supply cup and liner assembly for spray guns
CA 2595507 C · Owner: Saint-Gobain Abrasives, Inc. · Inventors: Brunell, Robert A.; Gerson, Ronald L.; Anteski, David
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A liquid container system for a spray gun. The container system includes an outer cup (1500), a collapsible liner (1900) for holding a liquid to be sprayed, and a lid (1800) for closing the liner (1900). A mounting ring (1600) may be used in the cup (1500) to make locking engagement with the lid (1800). A lip at the open end of the liner (1900) is supported by the mounting ring (1600). A removable lid (1800) with a liquid outlet is inserted into the mounting ring, clamping the liner lip to the mounting ring (1600) and providing for leak-free operation of the system. Alternatively the lid (1800) , may include a cylindrical portion for making sealing engagement with the open end of …
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 December 14, 2005 and granted August 12, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 14, 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.