System and method for carrying out legacy application transitions
CA 2438997 A1 · Owner: Ibm Canada Limited - Ibm Canada Limitee · Inventors: Tong, Tack; Kim, Joseph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system and method for carrying out transitions from legacy to new applications includes the, definition of relational database views to permit relational queries defined for a database having a, legacy schema to be run against a database having a new schema. The relational database views for, the database having a new schema are generated with reference to and by selection from a set of, database views defined for possible schema changes. The post-transition display of legacy display, pages is handled by the preferred embodiment through the use of a view registry that associates a, defined display view with a legacy view engine and a legacy display page.
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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 28, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 28, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 28, 2025.
- 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.