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Expired Canadian patentCanada

Server architecture and methods for persistently storing and serving event data

CA 2530565 C · Owner: Ortega, Ruben · Inventors: Manber, Udi; Fung, Yu-Shan; Van Fleet, Taylor N.

CIPO record

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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 web site system (30) includes an event history server system (32) that persistently stores event data reflective of events that occur during browsing sessions of web site users, and makes such data available to other applications and services (38) in real time. The server system (32) may for , example, be used to record information about every mouse click of every recognized user, and may also be used to record other types of events such as impressions and mouse-over events. The event data of a particular user may be retrieved from the server system (32) based on event type event time of , occurrence, and various other criteria. In one embodiment the server system , (32) includes 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 June 10, 2004 and granted July 31, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 10, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 10, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 10, 2004
GrantedJuly 31, 2012
Term endedJune 10, 2024
Patent numberCA 2530565 C
Classification (IPC)H04L12/16

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJune 10, 2004Patent grantedJuly 31, 2012Term endedJune 10, 2024

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