Material for making biodegradable mouldings from bran and method thereof
CA 2392130 A1 · Owner: Wysocki,Jerzy · Inventors: Wysocki,Jerzy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Material for making biodegradable mouldings in particular table utensils and , packaging containers according to this invention consists in 95-100 % w/w of loose bran, in particular the wheat one constituting a selected bran fraction of grain size from 0.01 to 2.80 mm containing from 7 % to 45 % of structurally bonded water in the form of moisture and possibly in up to 5 % w/w of a mixture of impregnating substances and/or fragrance and/or aroma giving additives and/or non-fibrous fillers and/or moisture retaining agents and/or colouring additives. Method of making biodegradable mouldings in particular , table utensils and packaging containers using grain grinding products , consists …
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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 November 23, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 23, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 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.