Core bite biopsy needle
CA 2389972 A1 · Owner: Alberico, Ronald A. · Inventors: Alberico, Ronald A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A biopsy needle that is based upon an opening at the tip of the needle not , the, side, that permits the entire sample to be cut from the patient yet has smooth sides to, reduce injury to the patient when the needle is inserted. The needle of the invention, has a coaxial inner needle or tube that allows the opening at the tip to be completely, closed and the sample or specimen to be cut off at its point of attachment after, insertion of the needle. The needle of the invention samples tissue in front of the, needle as it is pushed forward rather than scraping tissue from the edges of the needle, track. In accordance with the invention the coaxial inner needle can be , withdrawn and the …
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 10, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 10, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 10, 2024.
- 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.