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. 23, 1982
Filed:
Apr. 15, 1980
Applicant:
Inventors:
Giulio Calmanti, Milan, IT;
Salvatore Gafa, Milan, IT;
Giovanni M Dadea, Tradate, IT;
Alfonso Gatti, Novi Ligure, IT;
Fulvio Burzio, Milan, IT;
Assignee:
Montedison S.p.A., , IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09D / ; C09K / ; D21C / ;
U.S. Cl.
CPC ...
252 61 ; 162-5 ; 162-8 ; 252 60 ; 252109 ;
Abstract
A printed waste paper de-inking composition for use in the 'washing' process is disclosed containing: