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Expired Canadian patentCanada

System and method of extending scalable vector graphics capabilities

CA 2452174 C · Owner: Barrett, Peter · Inventors: Bowman, Gordon; Barrett, Peter

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

A system for extending interactivity of a presentation markup language is provided. The system comprises a collection of designated elements and a collection of associated instructions for performing functions on elements in the document object model. Each designated element comprises a namespace and attributes for describing features of the designated element. The instructions associated with the designated elements.

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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 December 8, 2003 and granted July 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 8, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 8, 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.
FiledDecember 8, 2003
GrantedJuly 8, 2014
Term endedDecember 8, 2023
Patent numberCA 2452174 C
Classification (IPC)G06F17/00 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedDec 8, 2003Patent grantedJuly 8, 2014Term endedDec 8, 2023

Sources & verification

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