Medicine injection device
CA 2134540 A1 · Owner: Sangi Co. Ltd. · Inventors: Sakuma, Shuji; Atsumi, Kiminori
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A medicine injection device capable of continuously administrating a medicine to the body of a patient over a long period of time while keeping the patient from being restrained during administration. The medicine injection device includes a medicine container and at least one medicine passage each arranged in at least one of a root and a crown so that a, medicine stored in the medicine container is administrated through the medicine passage to the body of a patient.
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 October 27, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2016.
- 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.