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:
Feb. 23, 1993
Filed:
Sep. 09, 1991
Applicant:
Inventors:
Guy T Carter, Suffern, NY (US);
David R Williams, Stony Point, NY (US);
Fernando Pinho, Valley Cottage, NY (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ;
U.S. Cl.
CPC ...
435 77 ; 435170 ; 435803 ; 536 168 ; 536 169 ;
Abstract
The invention provides an improved process for the isolation and purification of antibiotics designated LL-E19020 alpha and beta which are derived from the microorganism Streptomyces lydicus ssp. tanzanius NRRL 18036. The invention is a method of recovery, concentration from crude solutions and to processes for the purification of anitbiotics designated LL-E19020 alpha and beta which are derived from the microorganism Streptomyces lydicus ssp. tanzanius NRRL 18036.