Illumination system for measurement system
CA 2584501 C · Owner: Leboeuf, Pierre · Inventors: Gauthier, Nicolas; Leboeuf, Pierre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved method and device (20) for reflectively measuring a subject such as a throat area (10) in a vane ring (8) for a gas turbine engine uses improved lighting arrangements (30) to improve the quality of reflection to thereby reduce problems associated with poor quality reflection which may adversely affect the image processing and thus reduce the accuracy of measurement.
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 6, 2005 and granted September 17, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 6, 2025.
- 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.
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.