Magnetic card
CA 1089094 A · Owner: Dai Nippon Insatsu Kabushiki Kaisha · Inventors: Kubota, Tetsuo; Suzuki, Norimoto; Noshiro, Atsumi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A magnetic card comprises 1) a planar substrate having at least a surface layer of a thermoplastic resin 2) a magnetic layer disposed at at least one part of a surface of the planar substrate, 3) a color layer disposed on the magnetic layer, and 4) a pattern layer disposed on the color layer. In this magnetic card the color of the magnetic, layer which does not contribute to an attractive appearance is hidden under the color layer, and because the, pattern layer is disposed on the color layer the pattern, is not restricted by the color of the magnetic layer and appears clear due to the presence of the color layer. Accordingly this magnetic card can be produced with an improved appearance …
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
- Granted November 4, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 4, 1997.
- 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.