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:
Sep. 12, 1989
Filed:
Apr. 12, 1988
Applicant:
Inventors:
Devnandan Chatterjee, Dagenham, GB;
Neil V Harris, Dagenham, GB;
Trevor Parker, Dagenham, GB;
Christopher Smith, Dagenham, GB;
Peter J Warren, Dagenham, GB;
Assignee:
May & Baker Limited, Dagenham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07K / ; A61K / ;
U.S. Cl.
CPC ...
540456 ; 540455 ; 530317 ;
Abstract
There is described a process for the preparation of therapeutically useful pristinamycin II.sub.B sulphone derivatives. Also disclosed are compounds of general formula (I) in which n is equal to 2 in the form of their B isomers, and certain novel compounds of general formula (I) in which n is equal to 2. ##STR1##