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Ernst-Joachim Brunke
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Holzmimden, 3450, DE
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last 30 patents
Information
Patent Grant
Isolongifolanol derivatives, their production and their use
Patent number
5,693,606
Issue date
Dec 2, 1997
DRAGOCO Gerberding & Co. AG
Ernst Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
8-exo-formyl-2,6-exo-tricyclo(5.2.1.02,6)decane, method of preparin...
Patent number
5,492,887
Issue date
Feb 20, 1996
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic Isolongifolanone-ketals - their manufacture and their applic...
Patent number
5,426,095
Issue date
Jun 20, 1995
Dragoco Gerberding & Co GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-(hexenyloxy)-propane-nitrile, its production and use
Patent number
5,294,602
Issue date
Mar 15, 1994
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic isolongifolanone-ketals - their manufacture and their applic...
Patent number
5,260,459
Issue date
Nov 9, 1993
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of campholenenitriles as fragrance
Patent number
4,912,088
Issue date
Mar 27, 1990
Draggo Gerberding & Co.
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of alkyl ethers of 2,2,2-trichloro-1-phenylethanol as odorifero...
Patent number
4,788,177
Issue date
Nov 29, 1988
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,6-exo configured tricyclo-5.2.1.0.sup.2,6 decane derivatives with...
Patent number
4,762,819
Issue date
Aug 9, 1988
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 4,4,7-trimethyl-3,4,7,8-tetrahydro-2...
Patent number
4,753,924
Issue date
Jun 28, 1988
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Mixtures of dimethyl-tricyclo (5.2.1.02,6) decane derivatives toget...
Patent number
4,709,061
Issue date
Nov 24, 1987
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Mixtures of tricyclo-decane-derivatives together with their prepara...
Patent number
4,683,083
Issue date
Jul 28, 1987
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-(2,2,3-trimethylcyclopent-3-en-1-yl)-but-3-en-1-ols, methods for...
Patent number
4,652,402
Issue date
Mar 24, 1987
DRAGOCO, Gerberding & Co., GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
C-8-substituted 1,5-dimethyl-bicyclo[3.2.1]octane-8-ols
Patent number
4,582,945
Issue date
Apr 15, 1986
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of 1,5-dimethyl-8-hydroximino-bicyclo[3.2.1]octane as perfuming...
Patent number
4,502,985
Issue date
Mar 5, 1985
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
1,1-Di(C.sub.1 -C.sub.6 -alkyl)-2-phenyl-ethane derivatives as perf...
Patent number
4,490,284
Issue date
Dec 25, 1984
Dragoco Gerberding & Co. GmbH
Ernst-Joachim Brunke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polysubstituted cyclopentene derivatives
Patent number
4,318,831
Issue date
Mar 9, 1982
Dragoco Gerberding & Co. GmbH
Erich Klein
C07 - ORGANIC CHEMISTRY