Processor controlled measuring device
CA 2250540 A1 · Owner: Gretag-Macbeth Ag · Inventors: Pernet, Robert; Senn, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A processor controlled measuring device especially a colour meter or aspectrophotometer includes a measuring unit, which detects the parameters to bemeasured and converts them into corresponding electrical signals a control, arrangement cooperating with the measuring unit which controls the measuring unit, and processes the electrical signals produced thereby and an input/output unit (5), cooperating with the control arrangement for the manual operation of the measuring device and for the display of measurement results and user instructions. The control arrangement is provided by a processor (3) on which a control program runs whichimplements the functionalities of the measuring device. …
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 30, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 30, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 30, 2020.
- 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.