Injection devices
CA 1315166 C · Owner: Parry, John S. · Inventors: Parry, John S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A T I O N, ABSTRACT OF THE DISCLOSURE "Improvements in or Relating to Injection Devices" An accessory for an injection device comprises a protective sleeve for surrounding the needle and having inner and outer sleeve parts which are movable relative to one another from a contracted position in which the point, of the needle projects from the sleeve to enable an injection to be effected, to an extended position in, which the point of the needle is shielded by the sleeve. The sleeve parts are guided relative to one another by a projection on the inner sleeve part engaging within a track in the outer sleeve part. At least a portion of the track is formed by a slot extending through the wall of …
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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
- Granted March 30, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 30, 2010.
- 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.