Cassette security package
CA 1309691 C · Owner: Alpha Enterprises, Inc. · Inventors: Hehn, Bruce A.; Weisburn, James T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A reuseable one-piece molded plastic package for securely holding and displaying cassettes. A housing forms a storage compartment having an access opening for receiving a cassette A slide plate is hingedly mounted on the housing and is slideably moved toward the storage compartment to secure a cassette therein. A plurality of slide projections and locking projections are formed on the slide plate and engage slide channels and locking tabs, respectively formed, on the housing to secure the slide plate in locked position. A manually operated key releases the locking tabs from engagement with the locking projections enabling the slide plate to be moved to the unlocked position. In one …
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 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 3, 2009.
- 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.