Heat-curable, thermally expandable epoxy resin moulded part
CA 2362894 A1 · Owner: Muenz, Xaver · Inventors: Muenz, Xaver; Reitenbach, Dirk
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to heat-curable, thermally expandable moulded parts prepared from a mixture of at least one solid reactive resin at least one , liquid reactive resin, at least one reactive resin having a flexibilizing effect as well as curing agents and/or accelerators or blowing agents. The moulded parts are suitable for the stiffening and/or reinforcement of thinwall metal constructions and for stiffening hollow metallic light-weight structures. In comparison with known heat-curable thermally expandable , moulded parts the moulded parts provided for by the invention are characterized by improved dimensional stability in the uncured state and lower surface tack. They are also …
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 23, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 23, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 23, 2022.
- 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.