Wood forming method and apparatus
CA 2103882 A1 · Owner: Prihoda, Peter J. · Inventors: Prihoda, Peter J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a method for making pressed products from wood, comprising conditioning by heat followed by compression and dimensional stabilization. In one embodiment of the present invention conditioned wood article is compressed and heated to a stabilizing temperature in an apparatus comprising conditioning part and a forming part. It is subsequently cooled while remaining under pressure within the forming part of the apparatus. In another embodiment of the invention wood conditioned in a conditioning part of an apparatus is compressed and cooled within a forming part of the apparatus and subsequently reheated in a stabilizing part of the apparatus to cure the adhesive. …
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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
- Filed August 11, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 11, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 11, 2015.
- 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.