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Expired Canadian patentCanada

Wristwatch-based videoconferencing system

CA 2275784 C · Owner: Mann, Steve · Inventors: Mann, Steve

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A wristworn videoconferencing system is described. In particular a wearable , camera with viewfinder function incorporated into a wristwatch display screen that also, electronically simulates the hour hand and minute hand of a traditional wristwatch, results in a device that resembles a fashionably modern timepiece but which , also has, the possibly hidden videoconferencing capability. The electronically simulated hands, showing the time of day may be overlayed onto the live video of the viewfinder function, or on live video received from a remote site or a combination of both live , video, feeds. Pressing a SECRET button causes the electronically displayed clockface with, …

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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 June 29, 1999 and granted October 24, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 29, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 29, 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.
FiledJune 29, 1999
GrantedOctober 24, 2000
Term endedJune 29, 2019
Patent numberCA 2275784 C
Classification (IPC)H04N7/15 +1 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedJune 29, 1999Patent grantedOct 24, 2000Term endedJune 29, 2019

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.