Dispenser system and method for dispensing putty-like material
CA 1249553 A · Owner: Oatey Co. · Inventors: Kopp, Raun A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Title: "Dispenser System and Method for Dispensing Putty-Like Material" ABSTRACT OF THE DISCLOSURE, Dispenser system includes a pair of squeeze rollers for squeezing putty-like material from a bag-like container as the container is pulled between the rollers during turning of the rollers in opposite directions. Each of the squeeze rollers has a rubber-like cover whereby the rollers may be compressed together to ensure that the rollers will frictionally grip opposite sides of the bag passing therebetween to uniformly pull the bag between the rollers during turning of the rollers to squeeze the material out of the container. The container itself is preferably made from two flat sheets 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
- Granted January 31, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 31, 2006.
- 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.