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:
Aug. 02, 1977
Filed:
Apr. 26, 1976
Applicant:
Inventors:
Barbara Joyce Broughton, Croydon, EN;
Bryan John Large, Ilkley, EN;
Stuart Malcolm Marshall, Stanford-Le-Hope, EN;
David Lord Pain, Upminster, EN;
Kenneth Robert Wooldridge, Brentwood, EN;
Assignee:
May & Baker Limited, , EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602 / ; 2602 / ; 2602 / ; 424 45 ; 424251 ;
Abstract
The invention provides certain novel 8-azapurin-6-one derivatives substituted in the 2-position by a substituted phenyl group, preferably carrying an alkoxy in the 2-position, which possess valuable pharmacological properties especially in the treatment of respiratory disorders manifested by the interaction of tissue-fixed antibodies with specific antigens.