Inventor
Henry Giera
Inventor
Grosskitzighofen, DE
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds28%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments12%
D06PDyeing or printing textiles12%
C07DHeterocyclic compounds8%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms4%
PatentTitleYear
6,414,192'Process for preparing 4-aminodiphenylamine'20026,316,673'Process for producing aminodiphenylamines'20016,303,820'Process for the preparation of nitrosobenzenes'20016,274,775'Process for the preparation of nitrosobenzenes'20016,235,937'Process for the preparation of nitrodiphenylamines'20016,207,671'Cycloalkano-pyridines'20016,166,256'Process for preparing (4-nitro-sophenyl)phenylhydroxylamine'20006,069,148'Cycloalkano-pyridines'20005,869,731'Method for reducing the toxicity of spent liquors and novel cationic dyes'19995,866,353'Electro chemical biosensor containing diazacyanine mediator for co-enzyme regeneration'19995,749,925'Dyeing or printing process with new and known cationic 4,5-dihydro-iH-1,2,3-triazolium compounds as dyestuffs and new cationic 4,5-dihydro-1H-1,2,3-triazolium compounds'19985,725,607'Method for reducing the toxicity of spent liquors and novel cationic dyes'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2002Patents assigned to BAYER AG (12)· patent assignee history
1998–2000Based in Bergisch Gladbach, DE· patent location history
2000–2001Based in Grosskitzighofen, DE· patent location history
2002Based in Grosskitzingen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 12 | 1998–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Grosskitzighofen, DE | 6 | 2000–2001 |
| Bergisch Gladbach, DE | 5 | 1998–2000 |
| Grosskitzingen, DE | 1 | 2002 |