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Inventor profile of:

Helmut Springer

City:

Dinslaken

Country:

Germany

Published Applications:

Last publication date:

2007-11-15

Top Assignees for applications by Helmut Springer

The entities that hold a legal rights for patent applications filed by inventor Springer Helmut:

Celanese Chemicals Europe GmbH 5 , Germany
Oxea Deutschland GmbH 3 Oberhausen, Germany
Celanese Chemicals Europe GmbH 1 Oberhausen, Germany

Recent patent applications by Springer Helmut

Helmut Springer from Dinslaken, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2007-11-15

US20070265467A1

Chemistry; metallurgy

Catalytic process for preparing aliphatic straight-chain and β-alkyl-branched carboxylic acids

#2 | 2007-08-02

US20070179323A1

Chemistry; metallurgy

3(4),7(8)-Dihydroxymethylbicyclo[4,3,0]nonane and a process for its preparation

#3 | 2007-08-02

US20070179319A1

Chemistry; metallurgy

3(4),7(8)-Bis(aminomethyl)bicyclo[4.3.0]nonane and a process for its preparation

#4 | 2007-08-02

US20070179314A1

Chemistry; metallurgy

Bicyclo[4.3.0]nonane-3(4),7(8)-dicarboxylic acid and a process for its preparation

#5 | 2006-05-18

US20060106249A1

Chemistry; metallurgy

Process for preparing aliphatic straight-chain and beta-alkyl-branched carboxylic acids

#6 | 2006-03-16

US20060058561A1

Chemistry; metallurgy

Process for dehydrating 2-methylpentane-2,4-diol

#7 | 2006-01-03

US10804747

Process for preparing N-methyldialkylamines from secondary dialkylamines and formaldehyde

#8 | 2005-05-19

US20050107644A1

Chemistry; metallurgy

Process for preparing TCD-alcohol DM

#9 | 2005-05-19

US20050107640A1

Chemistry; metallurgy

Process for preparing TCD-monenal

#10 | 2005-05-12

US20050101805A1

Chemistry; metallurgy

Process for preparing TCD-dialdehyde

#11 | 2005-05-12

US20050101796A1

Chemistry; metallurgy

Process for preparing TCD-diamine

InventorID:

4463319 ⎘