Fly ash and cinder strengthened thermoplastic
CA 2603166 C · Owner: Revolutionary Plastics, Llc · Inventors: Sommer, Jared L.; Prince, Jack
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Strengthened thermoplastic materials use fly ash or cinders as extenders. The extended materials use fly ash or cinders that preferably contain no more than about 2% by weight of moisture. The thermoplastic materials are preferably foamed and extruded to form extruded closed cell foam articles for example a , window blind slat, shutter louver shutter stile, or shutter frame. , Thermoplastic materials formed with the fly ash or cinders can also be formed into non- foamed products or into pellets for use in later extruding to form products.
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 March 29, 2006 and granted August 5, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 29, 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.