Inventor

Horst Harnisch

Inventor

Much, DE

Overview

46→

Patents

1976–1994

Patent span

Chemistry

Primary field (CPC C)

Patents· 46 as inventor

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

C07Dprimary

C07DHeterocyclic compounds27%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments22%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%

D06PDyeing or printing textiles7%

C07CAcyclic or carbocyclic compounds6%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

G03GElectrography5%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%

A01NPreservation of bodies of humans or animals or plants or parts thereof2%

PatentTitleYear

5,342,444'Dyestuffs and their use for mass-coloration of plastics'1994 5,292,881'New naphthalimides, toners containing these and the use of the new naphthalimides as additives for toners'1994 5,013,627'Electrophotographic toners with cationic charge increasing additive'1991 4,997,740'Electrophotographic toners with substituted 3-amino-1-imino-isoindolenine salts'1991 4,927,729'Colorless salts of heteropolyacids as charge control substances in toners'1990 4,919,848'Process for the quenching of fluorescence, and new cationic naphthalene-peri-dicarboxylic acid imide derivatives'1990 4,841,052'Naphthalic acid imides electrophotographic toners'1989 4,812,379'Electrophotographic toners containing an additive reinforcing the cationic charge'1989 4,764,622'Light-collecting coumarin derivatives'1988 4,695,405'Process for quenching fluorescence, and new cationic or amphoteric aromatic nitro compounds'1987 4,659,657'Chromogenic and fluorogenic esters for photometric or fluorimetric determination of phosphatases or sulphatases'1987 4,614,713'Fluorogenic phosphate esters of hydroxy-pyrene-sulfonic acids for fluorimetric determination of phosphatases'1986 4,598,151'Cationic dyestuffs, a process for their preparation, and their use for dyeing and mass-coloring'1986 4,585,598'Phosphate esters of hydroxy-pyrene-sulfonic acids'1986 4,544,496'Light-collecting system using coumarin derivatives as energy converters'1985 4,526,705'Light-collecting systems and the use of coumarin derivatives as energy converters in them'1985 4,425,282'Preparation of 3-(arylvinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid esters and new intermediate therefor'1984 4,411,946'Impregnating paper with 7-hydroxy-coumarin compounds'1983 4,400,523'Process for the preparation of styryl-cyclopropanecarboxylic acid esters and new intermediate products for this process'1983 4,384,973'Dimethine compounds of the coumarin series, a process for their preparation and their use as luminous dyestuffs'1983 4,384,114'Styryl substituted .GAMMA.-lactone derivatives'1983 4,370,486'Biphenyl compounds, a process for their preparation and their use as intermediate products for optical brighteners, dyestuffs, plastics and medicaments'1983 4,327,025'Preparation of styryl-cyclopropane-carboxylic acid esters and intermediate therefor'1982 4,325,873'Process for the preparation of styryl-cyclopropanecarboxylic acid esters and intermediate products for this process'1982 4,278,795'Process for the preparation of pyrene compounds'1981 4,268,668'Acid monomethine-metal complex dyestuffs'1981 4,260,776'Heterocyclic dyestuffs'1981 4,256,882'Reactive dyestuffs'1981 4,249,010'Naphthostyril dyestuffs'1981 4,234,488'Benz-[c,d]-indolyl compounds'1980 4,201,713'Naphthostyril dyestuffs'1980 4,166,176'Fluorescent dyestuffs'1979 4,152,330'Process for the preparation of naphthostyril'1979 4,147,865'Benz-(C,D)-indolyl compounds'1979 4,140,852'Triazinyl styryl-benzoxazole fluorescent dyestuffs'1979 4,105,665'Monomethine dyestuffs'1978 4,051,134'Reactive dyestuffs'1977 4,035,740'Dyestuff laser'1977 4,022,799'Naphtholactam dyestuffs'1977 4,018,796'Monomethine dyestuffs'1977 4,016,172'Azolindolines and azolindoline dyestuffs'1977 4,001,253'Naphtholactam dyestuffs'1977 3,985,763'Oxazolyl-acetic acid derivatives and oxazolyl-coumarines'1976 3,968,119'Vic-triazole compounds'1976 3,959,306'Azolindolines and azolindoline dyestuffs'1976 3,950,347'Naphtholactam dyestuffs'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1994Patents assigned to BAYER AG (46)· patent assignee history

1976–1981Based in Cologne, DE· patent location history

1976Based in Leverkusen, DE· patent location history

1977–1978Based in Cologne-Buchheim, DT· patent location history

1979–1994Based in Much, DE· patent location history

1994Based in Muich, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	46	1976–1994

Locations

Location	Patents	Span
Much, DE	29	1979–1994
Cologne, DE	13	1976–1981
Cologne-Buchheim, DT	2	1977–1978
Muich, DE	1	1994
Leverkusen, DE	1	1976