Filling material
CA 2609909 C · Owner: Molina, Agostino · Inventors: Molina, Agostino; Musch, Juergen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A filling material for filling into articles of bedding and the like comprises polyester fibres having an average dimension of 0.5 to 2.5 dtex and being coated with a slickener and crimped. The fibres have been cut to an average length of 4-15 mm and have subsequently been opened. In a method of forming a filling material a tow of slickened fibres of the above type is formed and crimped and is then cut to the above mentioned length. The cut fibres are then opened to form the filling material.
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 April 27, 2006 and granted February 4, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 27, 2026.
- 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.