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Expired Canadian patentCanada

Dynamic and automatic memory management

CA 2462094 C · Owner: Oracle Corporation · Inventors: Dageville, Benoit; Zait, Mohamed

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

An application program (such as a database) is responsive to a value (also called externally-set global value) that defines the amount of memory to be used by the application program for functions (such as queries) performed by the application program. In one embodiment a sequence of instructions (also , called "memory broker") uses the externally-set global value to compute one or more internal values that are then used when allocating memory .The memory broker dynamically revises the internal value(s) based on memory being allocated for the functions, thereby to form a feedback loop.

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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 September 30, 2002 and granted January 22, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 30, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 30, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 30, 2002
GrantedJanuary 22, 2013
Term endedSeptember 30, 2022
Patent numberCA 2462094 C
Classification (IPC)G06F12/00 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedSep 30, 2002Patent grantedJan 22, 2013Term endedSep 30, 2022

Sources & verification

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