Inventor

Frank-Michael Stohr

Inventor

Odenthal, DE

Overview

1984–2000

Patent span

Chemistry

Primary field (CPC C)

Patents· 37 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. pigments56%

C07DHeterocyclic compounds11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

D06PDyeing or printing textiles8%

D21HPulp compositions6%

C09DCoating compositions, e.g. paints, varnishes or lacquers5%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%

B60TVehicle brake control systems or parts thereof2%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof2%

PatentTitleYear

6,053,090'Vacuum brake power booster'2000 5,801,230'Polyfunctional azo reactive dyestuffs'1998 5,786,459'Tetrazo dyestuffs'1998 5,712,394'Process for preparing 2,4,6-trichloropyrimidine'1998 5,684,139'Direct disazo dyestuffs'1997 5,637,679'Azo dyestuffs for dyeing and printing cellulose-containing fiber materials in an ink jet process'1997 5,463,031'Reactive dyestuffs'1995 5,456,728'Reactive dyestuff mixture having improved properties in combination'1995 5,440,039'Process for the continuous reaction of cyanuric fluoride with amines and a reactor for carrying out this process'1995 5,399,182'Reactive dyestuff red mixture'1995 5,393,307'Reactive dyestuff mixture'1995 5,364,416'Reactive dyestuff mixtures'1994 5,359,042'2,4-diamino-6-fluorotriazine diazo reactive dyestuffs'1994 5,304,221'Reactive dyestuff mixtures'1994 5,279,622'Solid dyestuff preparations having improved water solubility'1994 5,274,083'Polyfunctional fibre-reactive dyestuffs'1993 5,270,454'Reactive dyestuffs'1993 5,256,773'Copper complexes of 4-fluoro-5-chloropyrimidin-6-yl containing ractive mondazo dyes'1993 5,239,063'Fibre reactive azo dyestuffs'1993 5,220,057'Formazan dyestuffs'1993 5,194,612'Reactive dyestuffs'1993 5,176,718'Reactive dyestuff preparations containing pyridine derivatives'1993 5,166,325'Polyazo reactive dyestuffs containing the 4-Fluoro-5-Chloropyrimidin-6-yl fiber reactive radical and the use thereof to dye or print hydroxyl-or amino-containing material'1992 5,163,971'Dyestuff mixtures of metal phthalocyanine and pyridone azo reactive dyes'1992 5,132,410'Azo reactive dyestuffs containing a fluorotriazinyl group'1992 5,097,021'Reactive dyestuffs where the reactive radical carries a cyclic nitrogen heterocycle'1992 5,095,102'6-substituted sulphonyl-8-sulpho-2-naphthyl monoazo reactive dyestuffs'1992 5,093,482'Reactive dyestuffs'1992 5,093,481'Fiber reactive azo dyestuffs'1992 5,091,515'Process for the preparation of substituted 2,4-diamino-6-fluoro-S-triazines'1992 4,988,803'Fiber reactive azo dyes containing a morpholinyl-, piperazinyl- or piperidnyl- substituted flurotriazinyl radical'1991 4,839,468'N-(hydroxy-sulpho-naphthyamino-triazinyl)-arylene-diamines'1989 4,544,737'Piperazinyl-triazinylnaphtholsulphonic acid azo dyes'1985 4,521,217'Phthalocyanine and azo dyestuff mixtures and their use for dyeing paper'1985 4,517,357'Symmetrical bis-(triazinyamino phenyl azo acetoacetanilide) dyestuffs'1985 4,509,948'Cationic mono- and dis-azo dyestuffs, and their preparation and use for dyeing paper and cationic dyeable substrates'1985 4,435,334'Naphtholsulphonic acid compounds, their preparation and use as coupling components'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1998Patents assigned to BAYER AG (36)· patent assignee history

1984–1989Based in Burscheid, DE· patent location history

1991–1998Based in Odenthal, DE· patent location history

1992–1994Based in Odenthal-Osenau, DE· patent location history

2000Patents assigned to ITT MFG ENTERPRISES INC (1)· patent assignee history

2000Based in Frankfurt am Main, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	36	1984–1998
ITT MFG ENTERPRISES INC	1	2000

Locations

Location	Patents	Span
Odenthal, DE	23	1991–1998
Odenthal-Osenau, DE	7	1992–1994
Burscheid, DE	6	1984–1989
Frankfurt am Main, DE	1	2000