Blood collection set
CA 2364963 A1 · Owner: Crawford, Jamieson William Maclean · Inventors: Livanos, Stefanie; Crawford, Jamieson William Maclean
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automatically shieldable blood collection set is provided. The blood collection set, includes a needle assembly having a hub to which a needle cannula is fixedly attached. A safety, shield is telescoped relative to the hub and the needle cannula and can be moved from a proximal, position where the needle cannula is exposed to a distal position where the needle cannula is, safely shielded. A spring is provided between the shield and the hub to propel the shield distally, relative to the hub and into surrounding relationship with the needle cannula. A retainer is, provided for releasably holding the shield in a proximal ready-to-use condition relative to the, hub and the needle …
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 December 13, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 13, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 13, 2023.
- 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.