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Expired Canadian patentCanada

High throughput mailing machine timing

CA 2003699 C · Owner: Pitney Bowes Inc. · Inventors: Silverberg, Morton; Digiulio, Peter C.; Bergman, Norman J.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A mailing machine for high-speed processing of mixed mail, capable of high throughput, and of compact size. It includes mail piece processing at four main stations in a straight-through manner, under positive control at all times by separate drive units at each station, with the sequential processing actions timed to optimize mail piece throughput.

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 November 23, 1989 and granted March 16, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 23, 2009.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 23, 1989
GrantedMarch 16, 1999
Term endedNovember 23, 2009
Patent numberCA 2003699 C
Classification (IPC)B07C1/04 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedNov 23, 1989Patent grantedMarch 16, 1999Term endedNov 23, 2009

Sources & verification

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