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Expired Canadian patentCanada

Method for improved code generation in reduced instruction set computers

CA 1297194 C · Owner: Hewlett-Packard Company · Inventors: Buzbee, William B.

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 method for efficient generation of compiled code is presented in accordance with the preferred embodiment of the present invention. In order to gain significant performance advantage with a minimum of code expansion out-of-line code, sequences are used. An out-of-line code sequence is a series of instructions that are invoked by a simplified calling mechanism in which almost no state-saving is required. Additionally out-of-line code sequences is designed so that a single copy can exist on a system and all processes running on that system can access it. A series of out-of-line code sequences can be generated, each member of the series being tailored to a particular combination of …

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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

  • Granted March 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 10, 2009.
  • 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 10, 1987
GrantedMarch 10, 1992
Term endedMarch 10, 2009
Patent numberCA 1297194 C
Classification (IPC)G06F9/45

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedNov 10, 1987Patent grantedMarch 10, 1992Term endedMarch 10, 2009

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