Lee G. Sprague

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North Augusta, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Purification of fluoroalkanesulfonate salts
- Patent number 8,461,378
- Issue date Jun 11, 2013
- E. I. Du Pont de Nemours and Company
- Allen Capron Sievert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of trialkylsilyl(fluorosulfonyl)difluoro...
- Patent number 7,348,446
- Issue date Mar 25, 2008
- E. I. Du Pont de Nemours and Company
- Allen Capron Sievert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of isoflurane by reaction of 2,2,2-trifluoroethyl diflu...
- Patent number 6,551,468
- Issue date Apr 22, 2003
- William J. O'Donnell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the preparation of hexafluoroacetone
- Patent number 6,274,005
- Issue date Aug 14, 2001
- Halocarbon Products Corporation
- Lee G. Sprague
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Grease prepared from chemically inert oil and thickening agent, and...
- Patent number 6,268,321
- Issue date Jul 31, 2001
- Halocarbon Products Corporation
- Lee G. Sprague
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
ULTRA-LOW TEMPERATURE ELASTOMERIC FLUOROPOLYMER COMPOSITIONS AND PR...
- Publication number 20230015548
- Publication date Jan 19, 2023
- THE CHEMOURS COMPANY FC, LLC
- PHAN LINH TANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PURIFICATION OF FLUOROALKANESULFONATE SALTS
- Publication number 20120065425
- Publication date Mar 15, 2012
- E.I. du Pont de Nemours and Company
- ALLEN CAPRON SIEVERT
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Fluorinated Alkanesulfonic Acid Anhydrides and Processes for Making...
- Publication number 20090137840
- Publication date May 28, 2009
- E.I. du Pont de Nemours and Company
- Christopher P. Junk
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of trialkylsilyl(fluorosulfonyl)difluoro...
- Publication number 20070270602
- Publication date Nov 22, 2007
- Allen Capron Sievert
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Norbornenylmethyl fluoroalkyl ethers
- Publication number 20070191560
- Publication date Aug 16, 2007
- Brian Edward Kipp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...