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.

Date of Patent:
May. 29, 1990

Filed:

Feb. 03, 1989
Applicant:
Inventors:

Rudolf Veitenhansl, Haan, DE;

Wolfgang Froeschke, Wuppertal, DE;

Robert Piorr, Ratingen-Hoesel, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428395 ; 562110 ;
Abstract

Salts of sulfonic acids of the type formed in the sulfonation of alkenyl alkyl polyglycol ethers corresponding to the following formula


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