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Gregory S. Kirby
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Avondale, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for recovering amines and their derivatives fro...
Patent number
12,090,420
Issue date
Sep 17, 2024
INV Nylon Chemicals Americas, LLC
Gary J. Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
High hydrogen utilization and gas recycle
Patent number
12,065,636
Issue date
Aug 20, 2024
INV Nylon Chemicals Americas, LLC
Gary J. Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Production of adiponitrile
Patent number
11,976,372
Issue date
May 7, 2024
INV Nylon Chemicals Americas, LLC
Sudhir N. V. K. Aki
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Biocatalytic processes and materials for enhanced carbon utilization
Patent number
11,939,611
Issue date
Mar 26, 2024
INV Nylon Chemicals Americas, LLC
Gary Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Methods for controlling oxygen concentration during aerobic biosynt...
Patent number
11,512,276
Issue date
Nov 29, 2022
INV Nylon Chemicals Americas, LLC
Gary J. Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Materials and methods for the selective recovery of monovalent prod...
Patent number
10,974,168
Issue date
Apr 13, 2021
INV Nylon Chemicals Americas, LLC
Alex Conradie
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for separation of diamines and/or omega-aminoacids from a f...
Patent number
10,343,084
Issue date
Jul 9, 2019
INVISTA North America S.a.r.l.
Paul Pearlman
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for separation of diamines and/or omega-aminoacids from a f...
Patent number
10,265,642
Issue date
Apr 23, 2019
INVISTA North America S.a.r.l.
Gary Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purification of long chain diacids
Patent number
10,071,947
Issue date
Sep 11, 2018
INVISTA North America S.a.r.l.
Gary J. Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Induction-heated reactors for gas phase catalyzed reactions
Patent number
7,070,743
Issue date
Jul 4, 2006
Invista North America S.a r.l.
Benny E. Blackwell
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for making caprolactam
Patent number
7,060,820
Issue date
Jun 13, 2006
INVISTA North America S.a.r.l.
Sourav K. Sengupta
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for making caprolactam from impure ACN in which THA is not r...
Patent number
6,858,728
Issue date
Feb 22, 2005
INVISTA North America S.a.r.l.
Gregory S. Kirby
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for making caprolactam from impure ACN wherein ammonia and w...
Patent number
6,716,977
Issue date
Apr 6, 2004
E. I. Du Pont de Nemours and Company
Gregory S. Kirby
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PRODUCTION OF DINITRILES
Publication number
20230303484
Publication date
Sep 28, 2023
INV NYLON CHEMICALS AMERICAS, LLC
Benjamin David HERZOG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PRODUCTION OF ADIPONITRILE
Publication number
20230053970
Publication date
Feb 23, 2023
INV NYLON CHEMICALS AMERICAS, LLC
Sudhir N.V.K. AKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SYSTEMS AND METHODS FOR RECOVERING AMINES AND THEIR DERIVATIVES FRO...
Publication number
20200108331
Publication date
Apr 9, 2020
INVISTA North America S.a.r.l.
Gary J. SMITH
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
BIOCATALYTIC PROCESSES AND MATERIALS FOR ENHANCED CARBON UTILIZATION
Publication number
20200048667
Publication date
Feb 13, 2020
INVISTA NORTH AMERICA S.A.R.L.
Gary SMITH
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
HIGH HYDROGEN UTILIZATION AND GAS RECYCLE
Publication number
20190316072
Publication date
Oct 17, 2019
INVISTA NORTH AMERICA S.A.R.L.
Gary J. Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
MATERIALS AND METHODS FOR MANAGING AEROBIC GAS FERMENTATION
Publication number
20190300838
Publication date
Oct 3, 2019
INVISTA NORTH AMERICA S.A.R.L.
Gary J. Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
METHODS FOR CONTROLLING OXYGEN CONCENTRATION DURING AEROBIC BIOSYNT...
Publication number
20190300839
Publication date
Oct 3, 2019
INVISTA NORTH AMERICA S.A.R.L.
Gary J. Smith
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
PURIFICATION OF LONG CHAIN DIACIDS
Publication number
20190062253
Publication date
Feb 28, 2019
INVISTA North America S.a.r.I.
Gary J. SMITH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR SEPARATION OF DIAMINES AND/OR OMEGA-AMINOACIDS FROM A F...
Publication number
20180093200
Publication date
Apr 5, 2018
INVISTA NORTH AMERICA S.A.R.L.
Paul Pearlman
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
BIOCATALYTIC PROCESSES AND MATERIALS FOR ENHANCED CARBON UTILIZATION
Publication number
20170240936
Publication date
Aug 24, 2017
INVISTA NORTH AMERICA S.A.R.L.
Gary SMITH
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
PROCESS FOR SEPARATION OF DIAMINES AND/OR OMEGA-AMINOACIDS FROM A F...
Publication number
20160297746
Publication date
Oct 13, 2016
INVISTA NORTH AMERICA S.A.R.L.
Gary Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PURIFICATION OF LONG CHAIN DIACIDS
Publication number
20160159723
Publication date
Jun 9, 2016
INVISTA NORTH AMERICA S.A.R.L.
Gary J. Smith
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR MAKING CAPROLACTAM FROM IMPURE ACN IN WHICH THA IS NOT R...
Publication number
20040260087
Publication date
Dec 23, 2004
Gregory S. Kirby
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Induction-heated reactors for gas phase catalyzed reactions
Publication number
20030175196
Publication date
Sep 18, 2003
Benny E. Blackwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL