Patent Yard Sign in
Expired Canadian patentCanada

Method and device for controlling the duration of the emission of x-rays in a dental radiology device

CA 2597331 C · Owner: Sopro · Inventors: Mazuir, Alain

CIPO record

Overview

Drawings and full text

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

Open the CIPO record

Abstract From the Canadian patent

This system for dental X-ray image acquisition comprises an X-ray generator and a control module for controlling an intra-oral sensor. The module includes means for sending a command to the generator in application of at least one predetermined criterion for preventing, stopping, or modifying the power of X-ray emission. The use of this system for optimizing the quantity of X-rays received by a patient.

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 January 18, 2006 and granted October 22, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 18, 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.
FiledJanuary 18, 2006
GrantedOctober 22, 2013
Term endedJanuary 18, 2026
Patent numberCA 2597331 C
Classification (IPC)H05G1/10

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJan 18, 2006Patent grantedOct 22, 2013Term endedJan 18, 2026

Sources & verification

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