Paint applicator and method of manufacture thereof
CA 2331839 A1 · Owner: Newell Operating Company · Inventors: Polzin, Bruce C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Roller covers and methods for manufacturing such roller covers are disclosed. According to one method a paint carrying medium, is secured to a core material to form a composite material having at least one core layer and a paint-carrying layer wherein the composite material, has opposite edges The opposite edges are positioned adjacent to one another and are secured together. According to an alternative method a, paint-carrying medium having a backing is provided. The backing is treated to an adhering state and is applied to a core while the backing is in the adhering state. According to yet another method a paint-carrying, medium having a backing including opposite edges is provided. The …
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 January 22, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 22, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 22, 2023.
- 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.