Apparatus for applying glue onto an advancing plane object
CA 2569482 C · Owner: Perttila, Marko · Inventors: Tiusanen, Ari-Pekka; Kymalainen, Petri; Perttila, Marko
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for applying glue onto a moving plane object comprises inlet , pipes of the glue (2) a dispenser (10) extending across the path of travel of the object of the dispensing, dispensing nozzles of the glue and means for controllably opening and interrupting the glue flow to the nozzles. The means for interrupting the flow comprise a cylindrical case (18) formed into the frame of the dispenser (10), extending along the total length thereof inlet , channels (7) for the glue leading to the case nozzle channels (1) leading out , form the case and a pipe element (9) mounted into the case with a sliding fit said pipe element being equipped with openings (23 24) for forming a flow , …
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 June 3, 2005 and granted May 1, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 3, 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.