The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 06, 1976
Filed:
Nov. 11, 1974
Applicant:
Inventors:
Thomas Brian Lee, Loughborough, EN;
David Norman Hardern, Loughborough, EN;
John Raymond Bantick, Loughborough, EN;
Assignee:
Fisons Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603452 ; 2603455 ; 424283 ;
Abstract
There are provided compounds of the formula: ##SPC1## (wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represent hydrogen, hydroxy, alkenyl, alkanoyl or alkyl, and X represents a hydrocarbon chain containing from 2 to 10 carbon atoms, optionally substituted by a hydroxy group) and pharmaceutically acceptable derivatives thereof. The compounds are antagonists of the slow reacting substance of anaphylaxis.