Microbe inspection equipment and method
CA 2454294 A1 · Owner: Asahi Breweries, Ltd. · Inventors: Takahashi, Kyoko; Ogawa, Akio; Yasuhara, Takaomi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An examining instrument for extracting information on microbes from a sample produced by capturing microbes in a sample liquid by means of a filter and subjecting the microbes to fluorescent stain to produce the sample. Different exciting lights (1, 2) are projected to the filter and binary images (A, B, C) of the fluorescences emitted for each field in response to the exciting lights are produced. The binary images (A B, C) corresponding to the exciting , lights (1 2) are compared. By the comparison, the binary image (B) of the fluorescence emitted in response to a specific exciting light (e.g. exciting light (1)) is automatically identified as a fluorescent image attributable to …
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 July 18, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 18, 2024.
- 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.