John J. Leonard

Person

Springfield, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Integrated production of propylene oxide and methyl T-butyl ether
- Patent number 5,424,458
- Issue date Jun 13, 1995
- Arco Chemical Technology, L.P.
- Gordon A. Sullivan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrocarbon dehydrogenation
- Patent number 4,737,595
- Issue date Apr 12, 1988
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion process
- Patent number 4,670,619
- Issue date Jun 2, 1987
- Atlantic Richfield Company
- Howard P. Withers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,665,260
- Issue date May 12, 1987
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion process
- Patent number 4,634,800
- Issue date Jan 6, 1987
- Atlantic Richfield Company
- Howard P. Withers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkali promoted manganese oxide compositions containing silica and/...
- Patent number 4,629,718
- Issue date Dec 16, 1986
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Two-step methane conversion process
- Patent number 4,567,307
- Issue date Jan 28, 1986
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,560,821
- Issue date Dec 24, 1985
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,554,395
- Issue date Nov 19, 1985
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion process
- Patent number 4,547,607
- Issue date Oct 15, 1985
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion process
- Patent number 4,523,049
- Issue date Jun 11, 1985
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of dialkyl oxalates by the heterogeneously catalyzed oxid...
- Patent number 4,468,523
- Issue date Aug 28, 1984
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of .alpha.-hydroxyisobutyric acid using a thallic halid...
- Patent number 4,450,293
- Issue date May 22, 1984
- Atlantic Richfield Company
- John A. Sofranko
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxidation of isobutyric acid to alpha-hydroxyisobutyric acid
- Patent number 4,448,985
- Issue date May 15, 1984
- Atlantic Richfield Company
- John A. Sofranko
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,444,984
- Issue date Apr 24, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,649
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,646
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,647
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,644
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,648
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methane conversion
- Patent number 4,443,645
- Issue date Apr 17, 1984
- Atlantic Richfield Company
- C. Andrew Jones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrogen peroxide production
- Patent number 4,393,038
- Issue date Jul 12, 1983
- Atlantic Richfield Company
- Hsiang-ning Sun
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of polyisocyanates from polycarbamates
- Patent number 4,292,254
- Issue date Sep 29, 1981
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of polyisocyanates from polycarbamates
- Patent number 4,290,968
- Issue date Sep 22, 1981
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermally condensed mixture of polyacrylonitrile and ferrous acetat...
- Patent number 4,264,342
- Issue date Apr 28, 1981
- Atlantic Richfield Company
- Mary T. Arnold
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of zeolite A by hydrothermal treatment of clinoptilolite
- Patent number 4,247,524
- Issue date Jan 27, 1981
- Atlantic Richfield Company
- John J. Leonard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation and recovery of methacrylic acid from an aqueous sodium...
- Patent number 4,180,681
- Issue date Dec 25, 1979
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclic use of thallic oxide for preparing propylene oxide
- Patent number 4,146,545
- Issue date Mar 27, 1979
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the liquid phase oxidation of .alpha.,.beta.-unsaturate...
- Patent number 4,124,635
- Issue date Nov 7, 1978
- Atlantic Richfield Company
- Jar-lin Kao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tellurium catalyzed decomposition of peroxide intermediates resulti...
- Patent number 4,124,633
- Issue date Nov 7, 1978
- Atlantic Richfield Company
- John J. Leonard
- C07 - ORGANIC CHEMISTRY

John J. Leonard

Person

Patents Grantslast 30 patents

Integrated production of propylene oxide and methyl T-butyl ether

Hydrocarbon dehydrogenation

Methane conversion process

Methane conversion

Methane conversion process

Alkali promoted manganese oxide compositions containing silica and/...

Two-step methane conversion process

Methane conversion

Methane conversion

Methane conversion process

Methane conversion process

Synthesis of dialkyl oxalates by the heterogeneously catalyzed oxid...

Preparation of .alpha.-hydroxyisobutyric acid using a thallic halid...

Oxidation of isobutyric acid to alpha-hydroxyisobutyric acid

Methane conversion

Methane conversion

Methane conversion

Methane conversion

Methane conversion

Methane conversion

Methane conversion

Hydrogen peroxide production

Preparation of polyisocyanates from polycarbamates

Preparation of polyisocyanates from polycarbamates

Thermally condensed mixture of polyacrylonitrile and ferrous acetat...

Preparation of zeolite A by hydrothermal treatment of clinoptilolite

Preparation and recovery of methacrylic acid from an aqueous sodium...

Cyclic use of thallic oxide for preparing propylene oxide

Process for the liquid phase oxidation of .alpha.,.beta.-unsaturate...

Tellurium catalyzed decomposition of peroxide intermediates resulti...