Client server response determination
CA 2448138 A1 · Owner: Ng, Bob · Inventors: Ng, Bob
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system for protecting access to services on client server computing systems based on client request and server response models by, assignment of service specific tokens for use with client service requests. The, tokens are employed as indicators that certain antecedent client requests have been communicated to the server. The criteria to determine whether the server response that is the object of the client request should be performed may include, factors such as request class format, correctness, and time. The server may make further determinations with respect to other criteria that are deterministic, in relation to a particular request.
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 November 12, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 12, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 12, 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.