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:
May. 19, 1987
Filed:
Dec. 11, 1985
Applicant:
Inventors:
Donald L Wood, Houston, TX (US);
Louis Kravetz, Houston, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21C / ;
U.S. Cl.
CPC ...
162-5 ; 162-7 ; 162-8 ;
Abstract
A process for the deinking of waste newsprint, which comprises steps for
Wood, Donald. (1987). Process for newspaper deinking using low-foaming surfactant deinking (U.S. Patent No. 4666558). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4666558
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile