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Expired Canadian patentCanada

Parallel chemistry reactor with interchangeable vessel carrying inserts

CA 2474263 C · Owner: Bristol-Myers Squibb Company · Inventors: Nolfo, Joseph; Rosso, Victor W.; Ruediger, Waldemar

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

The base (A) of the modular reactor includes a frame (10) defining an opening (9) in which one of a plurality of interchangeable reaction vessel carrying inserts (12) can be received. Each insert (12) has an array of recesses (14) adapted to receive a different number of reaction vessels (16) of different sizes. The frame has fluid flow channels (13) for regulating the temperature of the lower portions of the vessels. A temperature control module (B) can be received over the base to regulate the temperature of the upper portions of the vessels for reflux reactions. The vessels seat close to the bottom surface of the base to facilitate use with an air driven magnetic stirrer (E). A …

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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 January 24, 2003 and granted March 13, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 24, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 24, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 24, 2003
GrantedMarch 13, 2012
Term endedJanuary 24, 2023
Patent numberCA 2474263 C
Classification (IPC)B01L3/00 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJan 24, 2003Patent grantedMarch 13, 2012Term endedJan 24, 2023

Sources & verification

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