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New York, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for making methanol
Patent number
4,639,470
Issue date
Jan 27, 1987
Chem Systems, Inc.
R. Lawrence Mednick
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation of carboxylic acid compounds to aldehydes using MnO.s...
Patent number
4,585,899
Issue date
Apr 29, 1986
Chem Systems Inc.
Abraham P. Gelbein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrogenation of carboxylic acid compounds to aldehydes using Cu/Yt...
Patent number
4,585,900
Issue date
Apr 29, 1986
Chem Systems Inc.
Norman L. Holy
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for making methanol
Patent number
4,567,204
Issue date
Jan 28, 1986
Chem Systems, Inc.
R. Lawrence Mednick
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the synthesis of aliphatic alcohol-containing mixtures
Patent number
4,477,594
Issue date
Oct 16, 1984
Chem Systems, Inc.
Marvin I. Greene
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Two-stage hydrogen donor solvent cracking process
Patent number
4,439,309
Issue date
Mar 27, 1984
Chem Systems Inc.
Marvin I. Greene
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for preparing oxirane compounds
Patent number
4,399,295
Issue date
Aug 16, 1983
Chem Systems Inc.
Martin B. Sherwin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of carboxylic acid esters with BF.sub.3 complex catalyst
Patent number
RE31010
Issue date
Aug 10, 1982
Chem Systems Inc.
Abraham P. Gelbein
560 - Organic compounds
Information
Patent Grant
Process for hydrogenation/extraction of organics contained in rock
Patent number
4,325,803
Issue date
Apr 20, 1982
Chem Systems Inc.
Marvin I. Green
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Preparation of carboxylic acid esters with BF.sub.3 -alcohol comple...
Patent number
4,311,851
Issue date
Jan 19, 1982
Chem Systems Inc.
John A. Jung
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of carboxylic acid esters with BF.sub.3 complex catalyst
Patent number
4,262,138
Issue date
Apr 14, 1981
Chem Systems Inc.
Abraham P. Gelbein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phthalic anhydride reaction system
Patent number
4,261,899
Issue date
Apr 14, 1981
Chem Systems Inc.
Abraham P. Gelbein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of carboxylic acids using a BF.sub.3 catalyst complex
Patent number
4,256,913
Issue date
Mar 17, 1981
Chem Systems Inc.
John A. Jung
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cracking process for styrene
Patent number
4,250,344
Issue date
Feb 10, 1981
Chem Systems Inc.
Martin B. Sherwin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of .beta.-phenylethyl alcohol via homol...
Patent number
4,158,100
Issue date
Jun 12, 1979
Chem Systems, Inc.
Martin B. Sherwin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst recovery process
Patent number
4,087,623
Issue date
May 2, 1978
Chem Systems, Inc.
Martin Barry Sherwin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of epoxides
Patent number
RE29597
Issue date
Mar 28, 1978
Chem Systems Inc.
Arthur M. Brownstein
260 - Chemistry of carbon compounds
Information
Patent Grant
Acetoxylation process
Patent number
4,045,477
Issue date
Aug 30, 1977
Chem Systems Inc.
Martin B. Sherwin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methanol production in a paraffinic medium
Patent number
4,031,123
Issue date
Jun 21, 1977
Chem Systems Inc.
Ramon L. Espino
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of epoxides
Patent number
4,012,423
Issue date
Mar 15, 1977
Chem Systems, Inc.
Arthur M. Brownstein
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cracking of mixtures containing hydroxyesters
Patent number
4,012,424
Issue date
Mar 15, 1977
Chem Systems Inc.
Martin B. Sherwin
C07 - ORGANIC CHEMISTRY
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Trademark
last 30 trademarks
Information
Trademark
73154852 - CHEM SYSTEMS PROCESS DEVELOPMENT DIGEST
Serial number
73154852
Registration number
1118773
Filing date
Jan 10, 1978
CHEM SYSTEMS INC.
16 - Paper, cardboard and goods made from these materials, not included in other classes
Information
Trademark
73042739 - CHEM SYSTEMS
Serial number
73042739
Registration number
1037049
Filing date
Jan 27, 1975
CHEM SYSTEMS INC.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
73042740
Serial number
73042740
Registration number
1037050
Filing date
Jan 27, 1975
CHEM SYSTEMS INC.
42 - Scientific and technological services and research and design relating thereto
NSF Awards
last 12 months
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Frequency
Count: 2
NSF Awards
Information
NSF Award
Petrochemicals From Coal
Award Id
7418054
Effective date
Jun 14, 1974
Information
NSF Award
PETROCHEMICALS FROM COAL
Award Id
7468804
Effective date
Jan 1, 1974