Non-woven matrix of glass and synthetic fibres
CA 1312191 C · Owner: Chenoweth, Vaughn Charles · Inventors: Goodsell, Roger C.; Chenoweth, Vaughn Charles
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A non-woven matrix of glass and synthetic fibers provides a rigid but resilient product having good strength and insulating characteristics. The matrix consists of glass fibers and synthetic fibers such as polyester nylon, or Kevlar which have been shredded and intimately combined with a thermosetting resin into a homogeneous mixture. A conductive material in either particulate or fibrous form is added to improve surface finish and if desired and, depending upon the choice of conductive material darken, the appearance of the product. This mixture is dispersed to form a blanket. The product may be utilized in a planar configuration or be further formed into complexly curved and shaped …
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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
- Granted January 5, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 5, 2010.
- 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.