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Expired Canadian patentCanada

A syringe assembly for the storage and application of a biological multi-component material

CA 2131875 C · Owner: Granser, Manfred · Inventors: Granser, Manfred; Pfaffenbichler, Peter; Habison, Georg

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

There is disclosed a syringe assembly for the storage and application of a biological multi-component material. Its assembly parts are a syringe device including several parallel syringe bodies interconnected by a connection part, which syringe bodies are filled with the individual components of the multi-component material, include coni and are closed by pistons; an actuation device for this syringe device, which includes piston rods associated with the pistons and a common grip element; and a dispensing element to be attached to the coni of the syringe bodies. The filled syringe bodies, which are closed by separate piston plugs, constitute a one-piece syringe unit with the connection …

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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 September 12, 1994 and granted November 17, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 12, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 12, 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.
FiledSeptember 12, 1994
GrantedNovember 17, 1998
Term endedSeptember 12, 2014
Patent numberCA 2131875 C
Classification (IPC)A61J1/20 +2 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedSep 12, 1994Patent grantedNov 17, 1998Term endedSep 12, 2014

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.