Inventor
George C. Sonnichsen
Inventor
Wilmington, DE, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds58%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry33%
C07BGeneral methods of organic chemistry4%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
PatentTitleYear
6,103,653'Attrition resistant zeolite catalysts for production of methylamines in fluidized bed reactors'20006,100,211'Attrition resistant zeolite catalysts for production of methylamines in fluidized bed reactors'20005,569,785'Attrition resistant zeolite catalysts for production of methylamines in fluidized bed reactors'19965,543,532'Catalyst and method for vapor phase oxidation of alkane hydrocarbons'19965,482,909'CMS/SiO.sub.2 /Al.sub.2 O.sub.3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia'19965,470,814'CMS/SiO.sub.2 /Al.sub.2 O.sub.3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia'19955,354,893'CMS/SiO.sub.2 /Al.sub.2 O.sub.3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia'19945,235,077'Process for preparing phenyl esters of substituted acids'19935,153,341'Process for preparing benzenesulfonate salts'19924,985,180'Process for preparing phenyl esters of substituted acids'19914,806,689'Zeolite Rho as catalyst for conversion of methanol and ammonia to dimethylamine'19894,752,596'Modified 8-ring zeolites as catalysts'19884,737,592'Selected chabazite zeolites as catalysts for conversion of methanol and ammonia to diemethylamine'19884,683,334'Modified 8-ring zeolites as catalysts for conversion of methanol and ammonia to dimethylamine'19874,602,112'Zeolite H-ZK-5 as catalyst for conversion of methanol and ammonia to dimethylamine'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2000Patents assigned to DU PONT (15)· patent assignee history
1986–2000Based in Wilmington, DE, US· patent location history
1994–1996Patents assigned to UNIV DELAWARE (3)· patent assignee history
1995Based in Wilmintgon, DE, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 15 | 1986–2000 |
| UNIV DELAWARE | 3 | 1994–1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wilmington, Delaware, US | 14 | 1986–2000 |
| Wilmintgon, Delaware, US | 1 | 1995 |