Priority and security encoding system for electronic mail messages
CA 2282044 A1 · Owner: Lucent Technologies Inc. · Inventors: Byers, Charles Calvin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The priority and security encoding system for electronic mail messages functions to ascribe a message characterization code to the electronic mail message that enables the router as well as the destination message server to more efficiently process the electronic mail message based upon the message, characterization code. The message characterization code is assigned by the message originator, or the message server that serves the message originator to, identify the nature of the electronic mail message. The message characterization, code can be defined to denote any one or more message related factors such , as:, message content, identification of the message originator identification of …
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 August 30, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 2021.
- 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.