Hermann Loeffler

Person

Speyer, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Dye mixture containing at least four diazo dyes having the same col...
- Patent number 5,623,060
- Issue date Apr 22, 1997
- BASF Aktiengesellschaft
- Gunther Lamm
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process of preparing diaminopyridine compounds
- Patent number 5,536,840
- Issue date Jul 16, 1996
- BASF Aktiengesellschaft
- Gunther Lamm
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dye mixtures containing azo dyes having a coupling component from t...
- Patent number 5,484,460
- Issue date Jan 16, 1996
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dye mixtures containing azo dyes having a coupling component from t...
- Patent number 5,403,363
- Issue date Apr 4, 1995
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyes containing thiophene radicals
- Patent number 5,352,774
- Issue date Oct 4, 1994
- Sandoz AG
- Guenter Hansen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Thiopheneazo dyes with a coupling component of the diaminopyridine...
- Patent number 5,330,543
- Issue date Jul 19, 1994
- BASF Aktiengesellschaft
- Guenter Hansen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyes containing thiophene radicals
- Patent number 5,283,326
- Issue date Feb 1, 1994
- Sandoz AG
- Guenter Hansen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dyes with two or three nitrogen-containing haloheterocycle...
- Patent number 5,245,020
- Issue date Sep 14, 1993
- BASF Aktiengesellschaft
- Joerg L. Jessen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive azo dyes with at lest two reactive halotriazine groups
- Patent number 5,223,607
- Issue date Jun 29, 1993
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Doubled phenyl azo naphthalene reactive dyes having four halotriazi...
- Patent number 5,216,137
- Issue date Jun 1, 1993
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cholorotriazine dyes with two azo chromophores exhibiting further r...
- Patent number 5,200,511
- Issue date Apr 6, 1993
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Doubled reactive dyes
- Patent number 5,175,262
- Issue date Dec 29, 1992
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dyes with two or three nitrogen-containing haloheterocycle...
- Patent number 5,149,789
- Issue date Sep 22, 1992
- BASF Aktiengesellschaft
- Joerg L. Jessen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pyridoneazo dyes with an M-aminobenzoic ester as the diazo component
- Patent number 5,066,791
- Issue date Nov 19, 1991
- BASF Aktiengesellschaft
- Guenter Hansen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dyes with three reactive groups
- Patent number 4,988,802
- Issue date Jan 29, 1991
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heterocyclic azo dyes containing cyanothiophene derivatives as diaz...
- Patent number 4,965,346
- Issue date Oct 23, 1990
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Solvent azo dyes having carboxylic acid functions
- Patent number 4,965,345
- Issue date Oct 23, 1990
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyes containing 3,4-disubstituted-2-diaza-thiophene radicals
- Patent number 4,952,681
- Issue date Aug 28, 1990
- Sandoz AG
- Guenter Hansen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Transfer of azo dyes having a pyridine coupling component
- Patent number 4,939,118
- Issue date Jul 3, 1990
- BASF Aktiengesellschaft
- Karl-Heinz Etzbach
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Diaminopyridine azo dyes having acyloxy radicals substituted on the...
- Patent number 4,855,412
- Issue date Aug 8, 1989
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heterocyclic azo dyes containing cyanothiophene derivatives as diaz...
- Patent number 4,855,413
- Issue date Aug 8, 1989
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Isothiazolylazo dyes
- Patent number 4,774,324
- Issue date Sep 27, 1988
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2-ethylhexylamine salts of anionic monoazo dyes
- Patent number 4,668,774
- Issue date May 26, 1987
- BASF Aktiengesellschaft
- Hermann Loeffler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Diazo dyes having a coupler component attached to a sulfaphenyl-azo...
- Patent number 4,419,290
- Issue date Dec 6, 1983
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyeing and printing of cellulose-containing textile material
- Patent number 4,380,452
- Issue date Apr 19, 1983
- BASF Aktiengesellschaft
- Hermann Loeffler
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Dyeing and printing of cellulosic textile material
- Patent number 4,276,045
- Issue date Jun 30, 1981
- BASF Aktiengesellschaft
- Werner Juenemann
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Hermann Loeffler

Person

Patents Grantslast 30 patents

Dye mixture containing at least four diazo dyes having the same col...

Process of preparing diaminopyridine compounds

Dye mixtures containing azo dyes having a coupling component from t...

Dye mixtures containing azo dyes having a coupling component from t...

Dyes containing thiophene radicals

Thiopheneazo dyes with a coupling component of the diaminopyridine...

Dyes containing thiophene radicals

Reactive dyes with two or three nitrogen-containing haloheterocycle...

Reactive azo dyes with at lest two reactive halotriazine groups

Doubled phenyl azo naphthalene reactive dyes having four halotriazi...

Cholorotriazine dyes with two azo chromophores exhibiting further r...

Doubled reactive dyes

Reactive dyes with two or three nitrogen-containing haloheterocycle...

Pyridoneazo dyes with an M-aminobenzoic ester as the diazo component

Reactive dyes with three reactive groups

Heterocyclic azo dyes containing cyanothiophene derivatives as diaz...

Solvent azo dyes having carboxylic acid functions

Dyes containing 3,4-disubstituted-2-diaza-thiophene radicals

Transfer of azo dyes having a pyridine coupling component

Diaminopyridine azo dyes having acyloxy radicals substituted on the...

Heterocyclic azo dyes containing cyanothiophene derivatives as diaz...

Isothiazolylazo dyes

2-ethylhexylamine salts of anionic monoazo dyes

Diazo dyes having a coupler component attached to a sulfaphenyl-azo...

Dyeing and printing of cellulose-containing textile material

Dyeing and printing of cellulosic textile material