James Lang Webster

Person

Parkersburg, WV, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of perfluorocarbons
- Patent number 5,744,657
- Issue date Apr 28, 1998
- E. I. Du Pont de Nemours and Company
- James Lang Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of tetrafluoroethylene
- Patent number 5,684,218
- Issue date Nov 4, 1997
- E. I. Du Pont de Nemours and Company
- James Lang Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacture of carbonyl floride
- Patent number 5,648,530
- Issue date Jul 15, 1997
- James Lang Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of tetrafluoroethylene
- Patent number 5,633,414
- Issue date May 27, 1997
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of fluorinated methanes
- Patent number 5,446,218
- Issue date Aug 29, 1995
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of perfluoropropane
- Patent number 5,220,083
- Issue date Jun 15, 1993
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multistep synthesis of hexafluoropropylene
- Patent number 5,068,472
- Issue date Nov 26, 1991
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multistep synthesis of hexafluoropropylene
- Patent number 5,057,634
- Issue date Oct 15, 1991
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multistep synthesis of hexafluoropropylene
- Patent number 5,043,491
- Issue date Aug 27, 1991
- E. I. Du Pont de Nemours and Company
- James L. Webster
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Spherical-shaped particles from ionomer resins and ethylene/carboxy...
- Patent number 4,056,653
- Issue date Nov 1, 1977
- E. I. Du Pont de Nemours and Company
- John Charles Gebhard
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of powders having spherical-shaped particles from ionom...
- Patent number 3,933,954
- Issue date Jan 20, 1976
- E. I. Du Pont de Nemours and Company
- John Charles Gebhard
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

James Lang Webster

Person

Patents Grantslast 30 patents

Process for the preparation of perfluorocarbons

Preparation of tetrafluoroethylene

Manufacture of carbonyl floride

Preparation of tetrafluoroethylene

Preparation of fluorinated methanes

Synthesis of perfluoropropane

Multistep synthesis of hexafluoropropylene

Multistep synthesis of hexafluoropropylene

Multistep synthesis of hexafluoropropylene

Spherical-shaped particles from ionomer resins and ethylene/carboxy...

Preparation of powders having spherical-shaped particles from ionom...