Decorative signage with portions in relief and method of making same
CA 2374614 A1 · Owner: Tactile Graphics, Inc. · Inventors: Stecker, William M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of producing a low stress, decorative article of manufacture having at least one relief portion extending therefrom includes casting a first thermosetting resin (70) into recesses formed within a mold surface such that the first resin is not in contact with the mold surface. The first resin is partially cured to a "B" stage to provide an air inhibited out-of-mold surface. A coating of second thermosetting resin (82) such as unsaturated , polyester, is then applied onto the partially cured first resin and onto the mold surface. A substrate (52) having a face is placed in contacting relationship with the second thermosetting resin film (82) and a progressively moving …
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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 May 19, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 19, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 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.