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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.:

US 4450045 B1

PDFFull Text
Date of Patent:
May. 22, 1984

Filed:

Sep. 10, 1982

Preparation of water-soluble, nitrogen-containing condensates and their

Applicant:
Inventors:

Otto Hertel, Ludwigshafen, DE;

Friedrich Linhart, Heidelberg, DE;

Emil Scharf, Ludwigshafen, DE;

Assignee:

BASF Aktiengesellschaft, Ludwigshafen, DE;

Attorney:

Oblon, Fisher, Spivak, McClelland & Maier

Primary Examiner:

William F Smith

Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
1621643 ; 1621646 ; 525430 ; 528342 ;
Abstract

Water-soluble, nitrogen-containing condensates are prepared by reacting a cross-linking agent, obtained by

Find Patent Forward Citations

Hertel, Otto. (1984). Preparation of water-soluble, nitrogen-containing condensates and their (U.S. Patent No. 4450045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4450045

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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