Disc-shaped package for a digital recording medium
CA 2573263 C · Owner: Mip Packaging - Moulage Industriel De Perseigne · Inventors: Crouan, Alain
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a disc-shaped package for a digital recording medium (3) consisting of a tray (1) comprising means for retaining said disc (3) formed by two radial shoulders (4 to 6) defined to overlap at rest a marginal zone of the disc (3); one at least of said radial shoulders being mobile between an inactive position wherein it overlaps the disc marginal zone and a release position wherein said shoulder releases said marginal zone. The invention is characterized in that said locking mobile shoulder (5 6) comprises an ejection button (30) borne by two lateral plates linking the tray (1) and a central plate (33) urged to press elastically against the lower surface of the disc (3) …
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 July 15, 2005 and granted February 11, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 15, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.