Medicament container/dispenser assembly
CA 2040411 A1 · Owner: Polak, Robert B. · Inventors: Polak, Robert B.; Polak, Robert B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A disposable container/dispenser assembly (110) for the extended storage and direct intravenous administration of a medicament includes a syringe barrel (112) defining a main chamber (114) for containing a liquid (116), the barrel (112) including an upper opening (118) in communication with the main chamber (114); an auxiliary barrel (132) defining an auxiliary chamber for containing a drug (148) to be mixed with the liquid (116) the auxiliary barrel, (132), including second and third spaced and opposing openings (135, 137) in communication with the auxiliary chamber; a first impermeable membrane (124) for sealing the first opening (120) of the main body (112); a second impermeable …
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 August 28, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 28, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 28, 2012.
- 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.