7-oxabicycloheptane substituted diacid diamide prostaglandin analogs
CA 1286679 C · Owner: Reid, Joyce A. · Inventors: Nakane, Masami; Reid, Joyce A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
New 7-oxabicycloheptane substituted diacid diamide prostaglandin analogs are cardiovascular agents useful, for example, in the treatment of thorombotic disease and have the structural formula including all stereoisomers thereof, wherein m is 0 to 4; A is -CH=CH- or -CH2-CH2-; n is 1 to 5; Q is -CH=CH-, -CH2-, , , , or a single bond; R is-CO2H,-CO2alkyl -CO2alkali metal,-CO2polyhydroxyamine salt -CH2OH, , or -?NR4R5 wherein R4 and R5 are the same or different and are H, lower alkyl hydroxy, lower alkoxy or aryl, at least one of R4 and R5 being other than hydroxy and lower alkoxy; p is 1 to 4; R1 is H or lower alkyl; q is 1 to 12; R2 and R3 are the same or different and are H, lower alkyl …
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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 July 23, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2008.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.