Bone marrow biopsy needle
CA 2401291 A1 · Owner: Rubinstein, Alan I. · Inventors: Rubinstein, Alan I.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A biopsy needle (10), suitable for obtaining bone marrow biopsy cores includes an outer tube member (20) having a lumen extending therethrough and , at a distal end (18) of the outer tube member (20) an opening is provided for receiving a biopsy core. At the distal end the outer tube member (20) is , generally oval in cross-section and thereby has an elongated dimension and a narrow dimension. An inner tube member (30) is slidable and rotatable in the lumen of the outer tube member(2) and has a set of pincers (32) at its distal end. With the inner tube member (30) slid through the lumen of the outer tube member (20) and the pincers (32) positioned at the distal end of the outer tube …
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 June 26, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 2022.
- 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.