Applicators, dispensers and methods for dispensing and applying adhesive material
CA 2457248 C · Owner: Cotter, William M. · Inventors: Jonn, Jerry Y.; Goodman, Jack; Hedgpeth, Daniel L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An applicator/dispenser assembly for dispensing and/or applying an adhesive material comprises: a first body portion and a second body portion at least one of the first and second body portions being movable relative to the other of the first and second body portions; a cavity in at least one of the first and second body portions; and a piercing or breaking member arranged on one of the first and second body portions. Movement of one of the first and second body portions relative to the other of the first and second body portions moves the piercing or breaking member into the cavity. When a container of adhesive material is at least partially disposed within the cavity movement of one 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 February 6, 2004 and granted July 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 6, 2024.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 6, 2026.
- 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.