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, 1999
Filed:
Apr. 07, 1998
Applicant:
Inventors:
George L Brodmann, Port St. Lucie, FL (US);
John S Thackrah, Palm City, FL (US);
Assignee:
Ducoa, L.P., Highland, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P / ;
U.S. Cl.
CPC ...
8403 ; 8493 ; 8565 ; 8566 ; 8571 ; 8573 ; 8606 ; 8182 ; 8183 ; 8185 ; 8186 ; 8189 ; 162 72 ; 162 74 ; 1621572 ; 252-861 ; 252-886 ;
Abstract
The application of a treating solution containing polyhydroxy compound and choline chloride to a fibrous cellulosic material is made more uniform and reproducible by including in the treating solution a colorizing amount of a fugitive tint, by which the uniformity of the application can be observed and corrected by appropriate changes to the operating variables.