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last 30 patents
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Patent Grant
Acid-free quaternized nitrogen compounds and use thereof as additiv...
Patent number
10,344,241
Issue date
Jul 9, 2019
BASF SE
Wolfgang Grabarse
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Acid-free quaternized nitrogen compounds and use thereof as additiv...
Patent number
10,336,957
Issue date
Jul 2, 2019
BASF SE
Wolfgang Grabarse
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Acid-free quaternized nitrogen compounds and use thereof as additiv...
Patent number
9,988,589
Issue date
Jun 5, 2018
BASF SE
Wolfgang Grabarse
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Acid-free quaternized nitrogen compounds and use thereof as additiv...
Patent number
9,587,194
Issue date
Mar 7, 2017
BASF SE
Wolfgang Grabarse
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Acid-free quaternized nitrogen compounds and use thereof as additiv...
Patent number
9,255,236
Issue date
Feb 9, 2016
BASF SE
Wolfgang Grabarse
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Quaternized copolymer
Patent number
8,911,516
Issue date
Dec 16, 2014
BASF SE
Wolfgang Grabarse
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Quaternized terpolymer
Patent number
8,790,426
Issue date
Jul 29, 2014
BASF SE
Ivette Garcia Castro
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20190264119
Publication date
Aug 29, 2019
BASF SE
Wolfgang GRABARSE
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20180201857
Publication date
Jul 19, 2018
BASF SE
Wolfgang GRABARSE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20180119041
Publication date
May 3, 2018
BASF SE
Wolfgang GRABARSE
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20170145333
Publication date
May 25, 2017
BASF SE
Wolfgang GRABARSE
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20150259618
Publication date
Sep 17, 2015
BASF SE
Wolfgang GRABARSE
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20140331550
Publication date
Nov 13, 2014
BASF SE
Wolfgang GRABARSE
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ACID-FREE QUATERNIZED NITROGEN COMPOUNDS AND USE THEREOF AS ADDITIV...
Publication number
20120010112
Publication date
Jan 12, 2012
BASF SE
Wolfgang Grabarse
C07 - ORGANIC CHEMISTRY
Information
Patent Application
QUATERNIZED COPOLYMER
Publication number
20110315107
Publication date
Dec 29, 2011
BASF SE
Wolfgang Grabarse
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
QUATERNIZED TERPOLYMER
Publication number
20110258917
Publication date
Oct 27, 2011
BASF SE
Ivette Garcia Castro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...