Clathrate compound and a method of producing the same
CA 1306992 C · Owner: Takahashi, Ryoichi · Inventors: Sekikawa, Ayako; Takahashi, Ryoichi; Sugi, Hideo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A clathrate compound comprising a water-soluble microbicide and at least one of (a) a bisphenol compound represented by formula (I) and (b) deoxycholic acid represented by formula (II):, (a) bisphenol compound (I), where X is a halogen atom, and R is a methylene ethylidene, propylidene or isopropylidene group; (b) deoxycholic acid, (II), A water-soluble microbicide is mixed in a liquid containing a bisphenol compound or deoxycholic acid or, both, or a bisphenol compound or deoxycholic acid or both, are mixed in an aqueous solution of a water-soluble microbicide, whereby a solid reaction product is obtained and, it is separated from a liquid phase to yield a clathrate compound.
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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
- Granted September 1, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 1, 2009.
- 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.