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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 4172044 B1

PDFFull Text
Date of Patent:
Oct. 23, 1979

Filed:

Sep. 29, 1977

Process and concentrates for clear-rinsing in mechanical dishwashing

Applicant:
Inventors:

Ulrich Zeidler, Dusseldorf, DE;

Albertus VAN Wageningen, Dusseldorf, DE;

Dieter Grodau, Hilden, DE;

Eric Sung, Monheim, DE;

Theodor Altenschopfer, Dusseldorf, DE;

Assignee:

Henkel Kommanditgesellschaft auf Aktien (Hunkel KGaA), Dusseldorf-Holthausen, DE;

Attorney:

Hammond & Littell

Primary Examiner:

Dennis L Albrecht

Int. Cl.
CPC ...
B01D / ; C07C / ; C07C / ; C11D / ;
U.S. Cl.
CPC ...
252142 ; 252 99 ; 252143 ; 252170 ; 252173 ; 252321 ; 252358 ; 25217421 ; 252D / ; 252D / ; 134 26 ; 560263 ;
Abstract

Process for the rinsing of dishes in dishwashing machines having one or several clear-rinsing cycles using an aqueous solution of an adduct of from 2 to 14 moles of ethylene oxide and from 0 to 7 mols of propylene oxide to the monocarboxylic acid ester of an alkanediol with a linear alkane chain of 8 to 20 carbon atoms, and having vicinal hydroxyls, as well as clear-rinsing concentrates for use in the process.

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Zeidler, Ulrich. (1979). Process and concentrates for clear-rinsing in mechanical dishwashing (U.S. Patent No. 4172044). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4172044

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

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