Voice mail network gateway
CA 2134132 A1 · Owner: Stephens, Glenn Alan · Inventors: Myer, Michael A.; Sanakkayala, Bhaskar N.; Anderl, Ewald Christoph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A voice mail network processes messages according to the media format desired by the recipient independent of the media format used by the sender. Forexample a "gateway" to a voice mail network receives an e-mail message from an e-mail sender, and processes the e-mail message into a multi-media message format. The gateway of the voice mail network then checks a "user profile" associated with the recipient of the e-mail message. This profile stores user-specific information and includes the media preference of the user. The gateway retrieves the media preference for the recipient from the associated user profile and sends the multimedia message to the recipient in the preferred format. This …
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 October 24, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 24, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 24, 2016.
- 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.