Inventor

Gunther Lamm

Inventor

Hassloch, DE

Overview

1976–2000

Patent span

Chemistry

Primary field (CPC C)

Patents· 70 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Bprimary

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments44%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

C07DHeterocyclic compounds10%

B41MPrinting, duplicating, marking, or copying processes9%

D06PDyeing or printing textiles7%

C07CAcyclic or carbocyclic compounds4%

Y10TTechnical subjects covered by former us classification1%

A01NPreservation of bodies of humans or animals or plants or parts thereof1%

C01BNon-metallic elements1%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients1%

PatentTitleYear

6,130,320'Acid disazo dyes as well as sulphonamides as their intermediate product'2000 6,069,144'N-heterocyclic compounds, intermediate products used to prepare them, agents containing them and their use in antifungal applications'2000 6,028,179'Trisazo dyes'2000 6,013,775'Polyazo dyes containing a plurality of hydroxy sulfonyl groups'2000 6,011,141'Acid polyazo dyes'2000 5,972,050'Dye mixtures containing polyazo dyes and CI Sulphur Black 1 dye'1999 5,929,245'Naphtholactam dyes'1999 5,834,602'Acid disazo dyes'1998 5,738,693'Detection of naphthylamines in mineral oils'1998 5,739,343'Nitro dyes'1998 5,623,060'Dye mixture containing at least four diazo dyes having the same color with a diaminopyridine coupling component'1997 5,621,107'Sulfopyridones and a process of making therefor'1997 5,573,585'Molecular sieves containing azo dyes'1996 5,554,737'Doubled acid azo dyes with a hydroxypyridone coupling component'1996 5,547,477'Dye mixtures with pyridoneazo dyes'1996 5,536,840'Process of preparing diaminopyridine compounds'1996 5,510,468'Amino benzophenone dye'1996 5,484,460'Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series'1996 5,470,959'Polyazo dyes having a diazo component of the aminobenzophenone series'1995 5,411,556'Dyeing leather with a red azo dye'1995 5,403,363'Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series'1995 RE034877'Azo dyes for thermotransfer printing'1995 5,389,110'Azo dyes and process of dyeing with azo dyes which contain an N-(hydroxysulfonylphenylalkyl)pyridone coupling component'1995 5,389,596'Dye mixtures for dye transfer'1995 5,380,859'Pyridone compounds and the preparation of disulfonated pyridone compounds'1995 5,364,972'Preparation of nitrobenzophenones, and a color-stable modification of a benzophenone-azopyridone dye'1994 5,330,543'Thiopheneazo dyes with a coupling component of the diaminopyridine series'1994 5,216,139'Thiopheneazo dye based on a coupling component of the thiazole series'1993 5,204,312'Azo dyes for thermal transfer printing'1993 5,200,386'Azo dyes for thermotransfer printing'1993 5,158,928'Azo dyes for thermotransfer printing'1992 5,153,356'Aminobenzophenonesulfonic acids'1992 5,151,506'Phenoneazo dyes'1992 5,147,845'Triazolopyridine dyes and thermal transfer of methine dyes'1992 5,132,412'Thiazoleazo dyes having a diazo component from the isothiazole or thiadiazole series'1992 5,112,362'Navy dye mixtures of azo disperse dyes for polyester'1992 5,101,035'Merocyanine-like thiazole dyes and thermal transfer thereof'1992 5,093,308'Oxadiazolyl-benzene azo hydroxy-pyridone dyes for thermal transfer printing a yellow print'1992 5,079,365'Triazolopyridine dyes and thermal transfer of methine dyes'1992 5,066,791'Pyridoneazo dyes with an M-aminobenzoic ester as the diazo component'1991 5,059,684'Azo dyes whose diazo and coupling components stem from the thiazole series'1991 5,037,798'Transfer of AZO dyes'1991 4,994,564'Azo dyes with a diazo component of the 3-amino thiophene series and a coupling component of the pyridine, pyridone or pyrazole series'1991 4,965,346'Heterocyclic azo dyes containing cyanothiophene derivatives as diazo components and diaminopyridines as coupling components'1990 4,960,873'3-pyridylisothiazoleazo compounds useful as disperse dyes'1990 4,939,118'Transfer of azo dyes having a pyridine coupling component'1990 4,855,413'Heterocyclic azo dyes containing cyanothiophene derivatives as diazo components and diaminopyridines as coupling components'1989 4,855,412'Diaminopyridine azo dyes having acyloxy radicals substituted on the diaminopyridine'1989 4,652,633'Sulfo-containing halophenylazodiamino, cyano pyridine compounds'1987 4,650,860'Benzisothiazolazo, diaminopyridine dyes'1987 4,632,983'Pyridone dyes containing a oxydiazone substituent'1986 4,424,154'Azo dye having a 3-cyano- or 3-carbamoyl-2,6-diaminopyridine coupling component'1984 4,424,155'Aminoazo compounds'1984 4,380,452'Dyeing and printing of cellulose-containing textile material'1983 4,354,969'Dye mixtures'1982 4,305,718'Dyeing and printing of cellulose-containing textile material'1981 4,276,045'Dyeing and printing of cellulosic textile material'1981 4,229,345'(2-Chloro-4-cyanophenyl) (4-dialkylaminophenyl)-diazine dye useful for transfer printing'1980 4,224,220'Azo dyes'1980 4,210,583'Azo dyes of the 2,6-di(substituted) amino pyridine series'1980 4,150,943'Uniformly dyed water-swellable cellulosic fibers'1979 4,146,535'Azo dyes having a 3-cyano- or 3-carbamoyl-2,6-diamino-pyridine coupling component'1979 4,128,545'Azo dyes with 2,6-diamino-pyridine coupling component'1978 RE029640'Certain substituted 2,6-diamino-4-methyl-nicotinitriles the corresponding nicotinamides and derivatives thereof'1978 4,042,578'Azo dyes having 2,6-diaminopyridine derivatives as coupling components'1977 4,016,152'Azo dye with a 2,6-diamino-5-cyano-or-5-carbamoyl-pyridine coupling component'1977 3,998,802'Azo dye with a 3-cyano- or 3-carbamoyl-4-methyl-2,6-diamino-pyridine coupling component'1976 3,979,378'Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) coupling component'1976 3,974,123'Dyes for thermoplastics'1976 3,950,321'Disperse azo dyes of the 2,6-diaminopyridine series'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2000Patents assigned to BASF AG (69)· patent assignee history

1976–2000Based in Hassloch, DE· patent location history

1976–1978Based in Ludwigshafen, DE· patent location history

1996Patents assigned to HOELDERICH WOLFGANG (1)· patent assignee history

1996Based in Ha&bgr;loch, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	69	1976–2000
HOELDERICH WOLFGANG	1	1996

Locations

Location	Patents	Span
Hassloch, DE	62	1976–2000
Ludwigshafen, DE	7	1976–1978
Ha&bgr;loch, DE	1	1996