Relational data base memory utilization analyzer
CA 2103461 A1 · Owner: Bell Communications Research, Inc. · Inventors: Lutin, John Norman; Sanders, Leo S.; Kagan, Jeremy Simca
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Methods and apparatus are set forth for identifying the actual population of data within computer memory (103-1 103-2, 103-4, 103-N) utilized to support a relational data base where memory is, defined herein as being ''populated'' if it is both allocated and actually filled with data. By identifying data population (thereby identifying unpopulated areas of memory versus simply making a determination of memory allocation without regard to how it is being used), utilities can be designed to recover memory resources data base management techniques can be revised to more conservatively allocate memory, etc. Accordingly memory resources can be , more efficiently used and in certain instances …
Read the whole patent
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 March 24, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 24, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 24, 2014.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.