Inventor
Sigridur Soley Kristjansdottir
Inventor
Wilmington, DE, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds21%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
C07DHeterocyclic compounds14%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
B09BDisposal of solid waste not otherwise provided for4%
C01BNon-metallic elements4%
C01GCompounds containing metals not covered by subclasses c01d or c01f4%
C02FTreatment of water, waste water, sewage, or sludge4%
C04BLime, magnesia4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
PatentTitleYear
9,162,973'Method for preparing 2-aminobenzamide derivatives'20159,067,247'Treatment of tailings with deionized silicate solutions'20158,871,939'Method for preparing 2-aminobenzamide derivatives'20148,148,491'Preparation of polytrimthylene ether glycol or copolymers thereof'20128,030,422'Recoverable polymer-bound homogeneous catalysts for catalytic chain transfer process'20117,977,502'Process for making and refining 3-pentenenitrile, and for refining 2-methyl-3-butenenitrile'20117,880,028'Process for making 3-pentenenitrile by hydrocyanation of butadiene'20117,709,673'Process for making 3-pentenenitrile by hydrocyanation of butadiene'20106,855,799'Polymeric phosphite composition and hydrocyanation of unsaturated organic compounds and the isomerization of unsaturated nitriles'20056,284,865'Polymeric phosphite composition and hydrocyanation of unsaturated organic compounds and the isomerization of unsaturated nitriles'20016,103,937'Nickel catalyzed addition of -NH- containing compounds to vinyl and aryl halides'20005,484,470'Enhancement of gold lixiviation using nitrogen and sulfur heterocyclic aromatic compounds'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2015Patents assigned to DU PONT (8)· patent assignee history
1996–2015Based in Wilmington, DE, US· patent location history
2005–2011Patents assigned to INVISTA NORTH AMERICA SARL (4)· patent assignee history
2012–2014Patents assigned to KRISTJANSDOTTIR SIGRIDUR SOLEY (2)· patent assignee history
2012Patents assigned to CONFER DAVID C (1)· patent assignee history
2015Patents assigned to CHEMOURS CO FC LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 8 | 1996–2015 |
| INVISTA NORTH AMERICA SARL | 4 | 2005–2011 |
| KRISTJANSDOTTIR SIGRIDUR SOLEYself | 2 | 2012–2014 |
| CHEMOURS CO FC LLC | 1 | 2015 |
| CONFER DAVID C | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wilmington, Delaware, US | 12 | 1996–2015 |