Fire retardant adhesive tissue
CA 2398922 A1 · Owner: Grace, Frank C. · Inventors: Grace, Frank C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flame retardant adhesive tissue paper for fabricating moldable structures particularly suitable for forming laminates for the interior of automobiles is provided. The flame retardant adhesive tissue is prepared by screen printing an aqueous paste, dispersion including a flame retardant and thermoplastic adhesive dispersed therein in, discontinuous pattern onto one surface of the paper. After removal of water the, drying temperatures is increased to activate the thermoplastic adhesive to adhere to the, surface of the tissue with the flame retardants solids dispersed within the interior of the, tissue paper. The adhesive coated tissue paper has good acoustic properties and, imparts …
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 August 20, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 20, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 20, 2024.
- 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.