Leonard A. Cullo

Person

Hempfield Township, Westmoreland County, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Manufacture of trimethylolpropane
- Patent number 5,763,690
- Issue date Jun 9, 1998
- Aristech Chemical Corporation
- Jeffrey S. Salek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacture of neopentyl glycol (IV)
- Patent number 5,532,417
- Issue date Jul 2, 1996
- Aristech Chemical Corporation
- Jeffrey S. Salek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nickel and cobalt containing hydrotalcite-like materials having a s...
- Patent number 5,518,704
- Issue date May 21, 1996
- Aristech Chemical Corporation
- Chandrashekhar P. Kelkar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Basic inorganic binders
- Patent number 5,507,980
- Issue date Apr 16, 1996
- Aristech Chemical Corporation
- Chandrashekhar P. Kelkar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrotalcite-like materials having a sheet-like morphology and proc...
- Patent number 5,399,329
- Issue date Mar 21, 1995
- Aristech Chemical Corporation
- Alain A. Schutz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,373,061
- Issue date Dec 13, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,367,090
- Issue date Nov 22, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,329,037
- Issue date Jul 12, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,296,626
- Issue date Mar 22, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,296,562
- Issue date Mar 22, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Incorporation of functional groups in polymers
- Patent number 5,294,679
- Issue date Mar 15, 1994
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of making amine/propylene copolymers
- Patent number 5,248,737
- Issue date Sep 28, 1993
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Amine/propylene copolymers
- Patent number 5,239,030
- Issue date Aug 24, 1993
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst and process for making aniline from phenol
- Patent number 5,214,210
- Issue date May 25, 1993
- Aristech Chemical Corporation
- Alain A. Schutz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of making isophorne
- Patent number 5,202,496
- Issue date Apr 13, 1993
- Aristech Chemical Corporation
- Alain A. Schutz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diallyl silyl amines
- Patent number 5,200,542
- Issue date Apr 6, 1993
- Aristech Chemical Corporation
- Andrew J. Sivak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for making efficient anionic clay catalyst, catalysts made...
- Patent number 5,153,156
- Issue date Oct 6, 1992
- Aristech Chemical Corporation
- Alain A. Schutz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacture of neopentyl glycol (III)
- Patent number 5,146,012
- Issue date Sep 8, 1992
- Aristech Chemical Corporation
- Jeffrey S. Salek
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aniline catalyst
- Patent number 5,091,579
- Issue date Feb 25, 1992
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of making mesitylene
- Patent number 5,087,781
- Issue date Feb 11, 1992
- Aristech Chemical Corporation
- Alain A. Schutz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of silica-titania hydrocarbon conversion catalyst in hydrocarbo...
- Patent number 4,996,385
- Issue date Feb 26, 1991
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Treatment of arsine removal catalysts
- Patent number 4,962,272
- Issue date Oct 9, 1990
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst comprising potassium and cesium pyrosulfates with vanadium...
- Patent number 4,931,418
- Issue date Jun 5, 1990
- Aristech Chemical Corporation
- Leonard A. Cullo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the oxidation of aromatic hydrocarbons
- Patent number 4,912,234
- Issue date Mar 27, 1990
- Aristech Chemical Corporation
- Leonard A. Cullo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Silica-titania hydrocarbon conversion catalyst
- Patent number 4,906,793
- Issue date Mar 6, 1990
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silica-titania hydrocarbon conversion catalyst
- Patent number 4,814,531
- Issue date Mar 21, 1989
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline magnesia-silica composites and process for producing same
- Patent number 4,721,827
- Issue date Jan 26, 1988
- Aristech Chemical Corportion
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silica-titania hydrocarbon conversion catalyst
- Patent number 4,711,869
- Issue date Dec 8, 1987
- Aristech Chemical Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of making anatase-titania attrition-resistant catalyst compo...
- Patent number 4,705,770
- Issue date Nov 10, 1987
- Aristech Chemical Corporation
- Leonard A. Cullo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Crystalline magnesia-silica composites and process for producing same
- Patent number 4,623,530
- Issue date Nov 18, 1986
- United States Steel Corporation
- Leonard A. Cullo
- C07 - ORGANIC CHEMISTRY

Leonard A. Cullo

Person

Patents Grantslast 30 patents

Manufacture of trimethylolpropane

Manufacture of neopentyl glycol (IV)

Nickel and cobalt containing hydrotalcite-like materials having a s...

Basic inorganic binders

Hydrotalcite-like materials having a sheet-like morphology and proc...

Incorporation of functional groups in polymers

Incorporation of functional groups in polymers

Incorporation of functional groups in polymers

Incorporation of functional groups in polymers

Incorporation of functional groups in polymers

Incorporation of functional groups in polymers

Method of making amine/propylene copolymers

Amine/propylene copolymers

Catalyst and process for making aniline from phenol

Method of making isophorne

Diallyl silyl amines

Process for making efficient anionic clay catalyst, catalysts made...

Manufacture of neopentyl glycol (III)

Aniline catalyst

Method of making mesitylene

Use of silica-titania hydrocarbon conversion catalyst in hydrocarbo...

Treatment of arsine removal catalysts

Catalyst comprising potassium and cesium pyrosulfates with vanadium...

Process for the oxidation of aromatic hydrocarbons

Silica-titania hydrocarbon conversion catalyst

Silica-titania hydrocarbon conversion catalyst

Crystalline magnesia-silica composites and process for producing same

Silica-titania hydrocarbon conversion catalyst

Method of making anatase-titania attrition-resistant catalyst compo...

Crystalline magnesia-silica composites and process for producing same