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Expired Canadian patentCanada

Method and system for adaptive rule-based content scanners

CA 2842218 C · Owner: Finjan, Inc. · Inventors: Touboul, Shlomo; Matitya, Moshe; Melnick, Artem

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Abstract From the Canadian patent

A method for scanning content, including identifying tokens within an incoming byte stream, the , tokens being lexical constructs for a specific language identifying patterns , of tokens, generating a parse tree from the identified patterns of tokens and identifying the , presence of potential exploits within the parse tree, wherein said identifying tokens identifying , patterns of tokens, and identifying the presence of potential exploits are based upon a set of rules for the specific , language. A system and a computer readable storage medium are also described and claimed.

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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 August 24, 2005 and granted March 5, 2019. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 24, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 24, 2005
GrantedMarch 5, 2019
Term endedAugust 24, 2025
Patent numberCA 2842218 C
Classification (IPC)G06F21/56

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedAug 24, 2005Patent grantedMarch 5, 2019Term endedAug 24, 2025

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