Arachidonic acid analogues as anti-inflammatory and anti-allergic agents
CA 1209578 A · Owner: Syntex (U.S.A.) Llc. · Inventors: Nelson, Peter H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel compounds of this invention are tetrazole acylhydroxylamine, hydroxymethylketone and amide derivatives of unsaturated fatty acids which are selective inhibitors of the enzymes lipoxygenase and cyclooxygenase involved in the production of pain, inflammation, bronchoconstriction and allergic reactions, having the formulae: (1), (2), (3), and the pharmaceutically acceptable non-toxic salts wherein, A and B each independently C=C or C=C D, E and F are each independently C-C, C=C or C?C Z is CH3, CH2CH3, -CH2CH2CH3, CH2CH2CH2CH3; and, X is 1-H-tetrazol-5-yl, C(O)NHOH, C(O)CH2OH or CONH2 which, compounds are beneficial in the treatment of a number of inflammatory and/or painful conditions …
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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 August 12, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 12, 2003.
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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.