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. 10, 1991
Filed:
Apr. 24, 1989
Applicant:
Inventors:
Thomas L Steiner, Charlotte, NC (US);
Kenneth A Domeshek, Matthews, NC (US);
William Stitt, Pineville, NC (US);
Jesse L Riley, Charlotte, NC (US);
Lance J Deutsch, Charlotte, NC (US);
Assignee:
Hoechst Celanese Corporation, Somerville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ;
U.S. Cl.
CPC ...
264-5 ; 264-8 ; 264-9 ; 264 12 ; 264 13 ; 536 58 ; 536 69 ; 536 77 ;
Abstract
Cellulose ester microparticles with unique properties are made by a process having the following steps: