Indicia for an endoscopic medical device
CA 2372430 C · Owner: Wilson-Cook Medical Inc. · Inventors: Holland, Tamisha A.; Karpiel, John A.; Hawkins, Melvin Kem
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An elongate member, such as a solid core exchange wire guide with a polymeric outer coating, includes at least a first system of indicia located on , the proximal portion of the elongate member that comprises a series of scale reference markings. In one embodiment and use thereof the wire guide, which includes a radiopaque marker within the distal portion is advanced into , a body passage. The radiopaque marker is withdrawn to a second position and the new scale reference marking is noted. The distance between the two positions along the scale is then calculated to determine the length of the structure. To aid in the ability of the endoscopist to maintain the position of an , …
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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
- Filed June 5, 2000 and granted October 4, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 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.