Optical measurement system
CA 2224423 A1 · Owner: Battisti, Diane L. · Inventors: Battisti, Diane L.; Vuono, Michael J.; Heredia, Leon M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus and methods for generating, administering extracting and recovering sterilant gas for sterilizing and/or decontaminating enclosed spaces such as, for example, interior spaces of microbial isolators, and also to components associated with such apparatus and methods. Specifically contemplated herein inter alia, is an arrangement for determining the concentration of a given component of fluid or gas including an arrangement, responsive to an arrangement for sensing the intensity of radiation emitted by an emitter, for providing a correcting feedback to the emitter. This determining arrangement may conceivably be utilized in contexts other than contexts of apparatus and methods for …
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 December 10, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 10, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 10, 2019.
- 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.