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:
Jun. 15, 1993
Filed:
Dec. 17, 1991
Applicant:
Inventors:
Victor Lotti, Harleysville, PA (US);
Graham A Showell, Welwyn Garden City, GB;
Assignee:
Merck Sharp & Dohme, Hertfordshire, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514214 ; 514254 ; 514256 ; 514269 ; 514913 ; 540582 ; 544238 ; 544239 ; 544333 ; 544298 ; 544405 ;
Abstract
A class of pyrazine, pyrimidine and pyridazine derivatives, substituted by a non-aromatic azabicyclic ring system and optionally by up to two further substituents, is of use in the preparation of medicaments, especially formulations adapted for topical administration to the eye, suitable for the treatment of glaucoma and/or for reducing intraocular pressure.