Injection-moulded card with decorative layer
CA 2290814 A1 · Owner: Giesecke & Devrient Gmbh · Inventors: Hoppe, Joachim; Gauch, Wolfgang
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for producing injection-moulded cards with at least one decorative layer (2, 6), said decorative layer being applied to a film (1, 7) or an inlet before injection moulding takes place. According to the invention, the decorative layer (2 6) is covered with a protective layer (3, 5) before the film or inlet with the decorative layer (1 7) is inserted , into the injection mould in order to protect the colours used for decoration from the effects of heat and/or excessive pressures and/or high mechanical strains during the injection moulding process.
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 May 18, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 18, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 18, 2020.
- 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.