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:
Nov. 30, 1993
Filed:
Jun. 28, 1991
Applicant:
Inventors:
Peter Senior, Middlesbrough, GB;
Stephen H Collins, Northallerton, GB;
Kenneth R Richardson, Normanby, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435135 ; 4351721 ; 435134 ; 435170 ; 435146 ; 435829 ;
Abstract
Copolymers of poly(beta-hydroxybutyric acid) and poly (beta-hydroxyvaleric acid) are produced by culturing alcohol-utilizing strains of Alcaligenes eutrophus on a carbon source including primary alcohols having an odd number of carbon atoms such as propan-1-ol.