Inventor
Volker Bach
Inventor
Neustadt, DE
Overview
Patents· 39 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. pigments19%
B41MPrinting, duplicating, marking, or copying processes17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
C09KMaterials for miscellaneous applications, not provided for elsewhere8%
D06PDyeing or printing textiles8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%
C07CAcyclic or carbocyclic compounds3%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
C14CChemical treatment of hides, skins or leather, e.g. tanning, impregnating, finishing3%
PatentTitleYear
9,624,401'Process for producing aqueous polyurethane formulations'20177,753,964'Method for producing a leather semi-finished product'20107,410,504'Adducts based on cyclic compounds and the use thereof as tanning agents and curing agents'20086,669,740'Dye preparations comprising azo dyes'20036,537,331'Dye preparations containing azo dyes'20035,719,288'Pyridone dyes'19985,620,756'Production of a ferroelectric or antiferroelectric or ferrielectric order in liquid crystals which solidify in a glass-like manner'19975,608,041'Azo dyestuffs containing a diazo component from the aniline series and coupling component from the triazolopyridine series'19975,538,824'Reversible or irreversible production of an image'19965,484,460'Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series'19965,455,325'Optically active phenoxypropionic esters'19955,418,555'Reversible or irreversible production of an image'19955,417,882'Liquid-crystalline compounds'19955,403,363'Dye mixtures containing azo dyes having a coupling component from the diaminopyridine series'1995RE034877'Azo dyes for thermotransfer printing'19955,393,308'Mixtures of azo dyes for navy to black shades'19955,384,402'Bichromophoric cyano-containing methine dyes and transfer thereof'19955,376,150'Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical'19945,371,266'Bichromophoric cyano-containing methine dyes and transfer thereof'19945,350,873'Optically active phenoxypropionic esters'19945,338,445'Module for a reactor for anaerobic waste water treatment'19945,332,520'Liquid-crystalline polymers of virtually uniform molecular weight'19945,312,926'Indonaphthol dyes and thermal transfer thereof'19945,312,703'Reversible or irreversible production of an image'19945,310,942'Pyridone dyes and thermal transfer thereof'19945,281,572'Bichromorphic methine and azamethine dyes and process for transferring them'19945,225,548'Indophenol dyes and thermal transfer thereof'19935,221,658'Transfer of indoaniline dyes'19935,214,140'Bichromophoric methine and azamethine dyes and process for transferring them'19935,212,027'Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on'19935,187,298'Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on'19935,187,248'Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on'19935,158,928'Azo dyes for thermotransfer printing'19925,151,506'Phenoneazo dyes'19925,139,997'Transfer of bichromophoric cyano-containing methine dyes'19925,132,438'Bichromophoric methine and azamethine dyes and process for transferring them'19925,101,035'Merocyanine-like thiazole dyes and thermal transfer thereof'19924,983,324'Pyrrolo[1,2-b]azines'19914,940,692'Transfer of dyes'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2010Patents assigned to BASF AG (36)· patent assignee history
1990–2010Based in Neustadt, DE· patent location history
1991Patents assigned to MERCK PATENT GMBH (1)· patent assignee history
1991Based in Kirkel, DE· patent location history
1994Patents assigned to PASSAVANT WERKE (1)· patent assignee history
1994Based in Aarbergen, DE· patent location history
2017Patents assigned to BASF SE (1)· patent assignee history
2017Based in Basel, CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 36 | 1990–2010 |
| BASF SE | 1 | 2017 |
| MERCK PATENT GMBH | 1 | 1991 |
| PASSAVANT WERKE | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neustadt, DE | 36 | 1990–2010 |
| Basel, CH | 1 | 2017 |
| Aarbergen, DE | 1 | 1994 |
| Kirkel, DE | 1 | 1991 |