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:
Dec. 16, 1980
Filed:
Jun. 07, 1979
Applicant:
Inventors:
Richard L Antrim, Clinton, IA (US);
Yuk-Charn Chan, Clinton, IA (US);
John R Crary, Jr, Camanche, IA (US);
Donald W Harris, Camanche, IA (US);
Assignee:
Standard Brands Incorporated, Wilton, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ;
U.S. Cl.
CPC ...
536 56 ; 127 29 ; 127 34 ; 127 37 ; 536-1 ; 536114 ; 536120 ;
Abstract
A cellulose product containing hemicellulose derived from corn hulls is treated under acidic conditions to obtain purified cellulose having present at least about 70 percent alpha-cellulose. Hemicellulose or a xylose-containing solution may also be obtained.