KUPFER; Rainer

Patent Applications and Registrations

Patent applications and USPTO patent grants for KUPFER; Rainer.The latest application filed is for "aqueous pigment preparations and their use in tinting systems and for dyeing coating agents".

Company Profile

2.14.24

KUPFER; Rainer - Hattersheim DE
Kupfer; Rainer - Kastl DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Aqueous Pigment Preparations And Their Use In Tinting Systems And For Dyeing Coating Agents App 20220275236 - SCHEINHARDT; Benjamin ; et al.	2022-09-01
Dispersing Agent App 20220081558 - GABEL; Dorothee ; et al.	2022-03-17
Stabilizers for silicate paints Grant 11,220,603 - Kupfer , et al. January 11, 2	2022-01-11
N-Alkyl glucamine-based universal pigment dispersions Grant 10,920,080 - Kupfer , et al. February 16, 2	2021-02-16
Stabilizers For Silicate Paints App 20190177558 - KUPFER; Rainer ; et al.	2019-06-13
Corrosion-inhibiting compositions Grant 10,131,861 - Klug , et al. November 20, 2	2018-11-20
N-Alkyl Glucamine-Based Universal Pigment Dispersions App 20180291208 - KUPFER; Rainer ; et al.	2018-10-11
N,N-Dialkyl glucamine for stabilising polymer dispersions App 20180215879 - KUPFER; Rainer ; et al.	2018-08-02
Low-voc Amines As A Surface-active Component In Dispersions App 20170226349 - KUPFER; Rainer ; et al.	2017-08-10
Corrosion-Inhibiting Compositions App 20170218293 - KLUG; Peter ; et al.	2017-08-03
Use Of N-Methyl-N-Acylglucamine As Corrosion Inhibitor App 20170101606 - KLUG; Peter ; et al.	2017-04-13
Water-mixed metal working fluids containing ether pyrrolidone carboxylic acids Grant 9,068,137 - Kupfer , et al. June 30, 2	2015-06-30
Water-based hydraulic fluids comprising dithio-di(aryl carbolic acids) Grant 8,759,264 - Kupfer , et al. June 24, 2	2014-06-24
Pesticide Preparations Containing N-Substituted 2-Pyrrolidone-4-Carboxylic Acid Esters App 20130217579 - Wacker; Andreas ; et al.	2013-08-22
Use Of N-Substituted 2-Pyrrolidone-4-Carboxylic Acid Esters And Solvents App 20130217892 - Wacker; Andreas ; et al.	2013-08-22
Water-mixed Metal Working Fluids Containing Ether Pyrrolidone Carboxylic Acids App 20120088706 - Kupfer; Rainer ; et al.	2012-04-12
Water In Oil Emulsion, Method For The Production Thereof App 20120088698 - Kayser; Christoph ; et al.	2012-04-12
Polyalkylene Glycol-based Ether Pyrrolidone Carboxylic Acids, And Concentrates For The Production Of Synthetic Cooling Lubricants Containing The Same App 20120088705 - Kupfer; Rainer ; et al.	2012-04-12
Water-Based Hydraulic Fluids Comprising Dithio-Di(Aryl Carbolic Acids) App 20120040875 - Kupfer; Rainer ; et al.	2012-02-16
Method For The Production Of Aryl Polyglycol Carboxylic Acids By Means Of A Direct Oxidation Process App 20110144385 - Franke; Oliver ; et al.	2011-06-16
Ether carboxylic acids based on alkoxylated styrylphenols Grant 7,214,276 - Dahlmann , et al. May 8, 2	2007-05-08
Process for the solvent-free preparation of ethercarboxylic acids having a low residual salt content Grant 7,208,118 - Leinweber , et al. April 24, 2	2007-04-24
Ether carboxylic acids based on alkoxylated mercaptobenzothiazoles and use of the same as corrosion inhibitors Grant 7,008,561 - Dahlmann , et al. March 7, 2	2006-03-07
Process for the solvent-free preparation of ethercarboxylic acids having a low residual salt content App 20050197261 - Leinweber, Dirk ; et al.	2005-09-08
Ether carboxylic acids based on alkoxylated styrylphenols App 20050107281 - Dahlmann, Uwe ; et al.	2005-05-19
Ether carboxylic acids based on alkoxylated mercaptobenzothiazoles and use of the same as corrosion inhibitors App 20040152600 - Dahlmann, Uwe ; et al.	2004-08-05
Process for the preparation of ether carboxylic acids with a low setting point App 20030194388 - Dahlmann, Uwe ; et al.	2003-10-16
Water-soluble polyalkylene glycol oils having a high viscosity index and low aerosol toxicity App 20020095021 - Pollmann, Klaus ; et al.	2002-07-18
Copolymers and their use as drift control agents App 20010051145 - Zerrer, Ralf ; et al.	2001-12-13
Process for the preparation of ether carboxylic acids with low residual alcohol content Grant 6,326,514 - Klug , et al. December 4, 2	2001-12-04
Water-soluble polyalkylene glycol oils having a high viscosity index and low aerosol toxicity App 20010031855 - Pollmann, Klaus ; et al.	2001-10-18
Process of inhibiting corrosion, demulsifying and/or depressing the pour point of crude oil Grant 5,421,993 - Hille , et al. June 6, 1	1995-06-06
Process for separation of petroleum emulsions of the water-in-oil type Grant 5,385,674 - Kupfer , et al. January 31, 1	1995-01-31
Esterified glycidyl ether addition products and their use Grant 5,114,616 - Kupfer , et al. May 19, 1	1992-05-19

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