Messaging and document management system and method
CA 2637868 C · Owner: Wang, Juin J. · Inventors: Gardner, Jon S.; Wang, Juin J.; Scott, Matthew V.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A communication system and method transmits electronic mail among multiple users that are senders or recipients of the mail or both. The system and , method use and augment the Internet with a postal server and software linked to the Internet. The sender and recipient have terminals also linked to the Internet. The sender uses postal sender software to select transmission with certain premium services. The system and method include payment and accounting functions for use of the premium services. The system and method can operate with plural postal servers at one or more locations. Communications can utilize the postal server and software only for processing data about the message …
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 February 13, 2006 and granted September 2, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 13, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.