Inventor
Gregory S. Kirby
Inventor
Avondale, PA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation19%
C07CAcyclic or carbocyclic compounds19%
C07DHeterocyclic compounds19%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture13%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
B29BPreparation or pretreatment of the material to be shaped6%
C01CAmmonia6%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general6%
H05BElectric heating6%
PatentTitleYear
10,343,084Process for separation of diamines and/or omega-aminoacids from a feed mixture201910,265,642Process for separation of diamines and/or omega-aminoacids from a feed fixture201910,071,947Purification of long chain diacids20187,070,743'Induction-heated reactors for gas phase catalyzed reactions'20067,060,820'Process for making caprolactam'20066,858,728'Method for making caprolactam from impure ACN in which THA is not removed until after caprolactam is produced'20056,716,977'Method for making caprolactam from impure ACN wherein ammonia and water are removed from crude caprolactam in a simple separation step and then THA is removed from the resulting caprolactam melt'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004Patents assigned to DU PONT (1)· patent assignee history
2004–2019Based in Avondale, PA, US· patent location history
2005–2019Patents assigned to INVISTA NORTH AMERICA SARL (6)· patent assignee history
2019Patents assigned to PEARLMAN PAUL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INVISTA NORTH AMERICA SARL | 6 | 2005–2019 |
| DU PONT | 1 | 2004 |
| PEARLMAN PAUL | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Avondale, Pennsylvania, US | 7 | 2004–2019 |