Robert T. Biggs

Person

Walden, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dispersant and antioxidant VI improvers based on olefin copolymers...
- Patent number 5,942,471
- Issue date Aug 24, 1999
- Ethyl Corporation
- Maria Magdalena Kapuscinski
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Multifunctional viscosity index improver containing phenothiazine
- Patent number 5,424,366
- Issue date Jun 13, 1995
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multifunction viscosity index improvers
- Patent number 5,374,364
- Issue date Dec 20, 1994
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multifunctional viscosity index improvers based on polymers contain...
- Patent number 5,356,999
- Issue date Oct 18, 1994
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multifunctional viscosity index improver containing phenothiazine
- Patent number 5,275,746
- Issue date Jan 4, 1994
- Texaco Inc.
- Maria M. Kapuscinski
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Multifunctional viscosity index improver containing phenothiazine
- Patent number 5,200,100
- Issue date Apr 6, 1993
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multifunctional viscosity index improver containing units from unsa...
- Patent number 5,135,671
- Issue date Aug 4, 1992
- Texaco Inc.
- Maria M. Kapuscinski
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Dispersant-antioxidant viscosity index improver
- Patent number 5,094,766
- Issue date Mar 10, 1992
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dispersant-antioxidant multifunctional viscosity index improver
- Patent number 5,021,177
- Issue date Jun 4, 1991
- Texaco Inc.
- Maria M. Kapuscinski
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Dispersant anti-oxidant VI improver and lubricating oil composition...
- Patent number 4,948,524
- Issue date Aug 14, 1990
- Texaco Inc.
- Maria M. Kapuscinski
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Robert T. Biggs

Person

Patents Grantslast 30 patents

Dispersant and antioxidant VI improvers based on olefin copolymers...

Multifunctional viscosity index improver containing phenothiazine

Multifunction viscosity index improvers

Multifunctional viscosity index improvers based on polymers contain...

Multifunctional viscosity index improver containing phenothiazine

Multifunctional viscosity index improver containing phenothiazine

Multifunctional viscosity index improver containing units from unsa...

Dispersant-antioxidant viscosity index improver

Dispersant-antioxidant multifunctional viscosity index improver

Dispersant anti-oxidant VI improver and lubricating oil composition...