Abbreviated and enhanced dialing apparatus and methods
CA 2065858 A1 · Owner: Waldman, Herbert H. · Inventors: Waldman, Herbert H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An abbreviated dialing apparatus (10) especially suitable for cellular/mobile phone (20) use, enabling a user to dial telephone numbers having repetetive digits without directly dialing all of the repetetive digits. The user, by executing a prescribed actuation of a prescribed key, such as the SEND key can cause the system, to complete an incomplete telephone number having repetetive finishing zeroes or other repetetive finishing digits instead of, directly dialing all of the repetetive digits. By determining whether a call is local or long distance the apparatus determines the, number of digits necessary to properly complete a telephone number and completes the number by filling in any …
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 July 16, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 16, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2013.
- 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.