Database access system
CA 2287341 A1 · Owner: Csaszar, Andras · Inventors: Ligeti, Gabor; Friedman, Stephen; Csaszar, Andras
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system for organizing access to a database that is distributed over an electronic network includes a system site on a dedicated server. A list of addresses to approved database sites on an electronic network stored on the system site is accessed by a user with a browser application. Reference cards permit the user to search and review the list of approved sites. In a first preferred embodiment, a request for access to a database site is made to the dedicated server. Access is denied for a non-approved site. An approved database is retrieved by the dedicated server. Each database link to an approved site is modified from direct to indirect to require all future access to be …
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 April 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 21, 2020.
- 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.