Inventor
Roman Fischer
Inventor
Mutterstadt, DE
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds52%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
C09KMaterials for miscellaneous applications, not provided for elsewhere10%
A01NPreservation of bodies of humans or animals or plants or parts thereof7%
C07DHeterocyclic compounds7%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
PatentTitleYear
4,922,023'Preparation of aliphatic N,N-dialkyl-substituted amino alcohols'19904,910,304'Preparation of N-substituted cyclic amines'19904,851,578'Preparation of trialkylamines'19894,851,580'Preparation of trialkylamines'19894,824,864'Stabilization of zineb'19894,188,344'Production of 4-(m,m\'-ditert.-butyl-p-hydroxyphenyl)-butan-2-ones'19804,117,004'Manufacture of amidosulfonic acids'19784,104,287'4-M,M\'-Di-t-butyl-p-hydroxyphenyl) butyl-2 compounds'19784,100,191'4-(M,M\'-Di-t-butyl-p-hydroxyphenyl)-butyl-2-diamides'19784,058,536'Production of high molecular weight .alpha.,.beta.-unsaturated aldehydes'19774,026,952'4-(M,M\'-DI-T-BUTYL-P-HYDROXYPHENYL) BUTYL-2 COMPOUNDS'19774,021,226'Herbicides'19774,021,411'Production of high molecular weight .alpha.,.beta.-unsaturated aldehydes'19774,005,147'Production of .alpha.,.beta.-unsaturated ketones'19773,965,193'Production of high molecular weight .alpha.,.beta.-unsaturated aldehydes'19763,957,730'Recovery of pure 2-methyl-2-hydroxy-heptanone-6'19763,954,804'Production of high molecular weight unsaturated ketones'19763,940,445'Production of 2-methyl-4-halobut-2-en-1-als'19763,932,462'Manufacture of unsaturated ketones'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1990Patents assigned to BASF AG (19)· patent assignee history
1976–1990Based in Mutterstadt, DE· patent location history
1976–1977Based in Ludwigshafen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 19 | 1976–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mutterstadt, DE | 13 | 1976–1990 |
| Ludwigshafen, DE | 6 | 1976–1977 |