Inventor
Thomas N. Stewart
Inventor
Durham, NC, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties38%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
Y02ATechnologies for adaptation to climate change8%
C07KPeptides4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
7,455,975'Electrochemical detection of nucleic acid sequences'20087,169,358'Electrochemical detection of nucleic acid sequences'20076,391,558'Electrochemical detection of nucleic acid sequences'20025,679,574'Quantitative test for oils, crude oil, hydrocarbon, or other contaminants in soil and a kit for performing the same'19975,484,709'Immunoassay method for detecting an immunologically non-remarkable compound, its components and a kit for use in performing the same'19965,370,994'Solid phase assay for urea'19945,328,831'Substrate composition for solid phase urease immunoassay'19945,200,346'Aldicarb immunoassay by sulfone equivalents'19935,139,934'Substrate composition and method for solid phase urease immunoassay'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1994Patents assigned to BECTON DICKINSON CO (3)· patent assignee history
1992–2008Based in Durham, NC, US· patent location history
1993–1996Patents assigned to ENSYS INC (2)· patent assignee history
1997Patents assigned to ENSYS ENVIRONMENT PROD INC (1)· patent assignee history
2002Patents assigned to ANDCARE INC (1)· patent assignee history
2008Patents assigned to ESA BIOSCIENCES INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BECTON DICKINSON CO | 3 | 1992–1994 |
| ENSYS INC | 2 | 1993–1996 |
| ANDCARE INC | 1 | 2002 |
| ENSYS ENVIRONMENT PROD INC | 1 | 1997 |
| ESA BIOSCIENCES INC | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Durham, NC, US | 9 | 1992–2008 |