Roger Keranen Rains

Person

Richfield, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing 4-aminodiphenylamines
- Patent number RE44175
- Issue date Apr 23, 2013
- Roger Keranen Rains
- 564 - Organic compounds
Information Patent Grant
Process for improving the purity of quaternary ammonium hydroxides...
- Patent number 7,824,538
- Issue date Nov 2, 2010
- Flexsys B.V.
- Fred Korpel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminodiphenylamine intermediates
- Patent number 7,504,539
- Issue date Mar 17, 2009
- Flexsys America LLP
- Ralph D. Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminodiphenylamine intermediates
- Patent number 7,183,439
- Issue date Feb 27, 2007
- Flexsys America L. P.
- Ralph Dale Triplett, II
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for improving the purity of quaternary ammonium hydroxides...
- Patent number 6,770,189
- Issue date Aug 3, 2004
- Flexsys B.V.
- Anna Giatti
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminodiphenylamine intermediates
- Patent number 6,583,320
- Issue date Jun 24, 2003
- Flexsys America L. P.
- Ralph Dale Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zeolite support loaded with a base material for use in the coupling...
- Patent number 6,495,723
- Issue date Dec 17, 2002
- Flexsys America
- Antonio L. DeVera
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminodiphenylamine intermediates
- Patent number 6,395,933
- Issue date May 28, 2002
- Flexsys America, L.P.
- Ralph Dale Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 4-aminodiphenylamines
- Patent number 6,140,538
- Issue date Oct 31, 2000
- Flexsys America L. P.
- Roger Keranen Rains
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing 4-aminodiphenylamine
- Patent number 5,608,111
- Issue date Mar 4, 1997
- Flexsys America L. P.
- Michael K. Stern
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing benzothiazole sulfenimides using an aliphatic...
- Patent number 5,204,481
- Issue date Apr 20, 1993
- Monsanto Company
- Sharen B. Carroll
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing 4-aminodiphenylamine intermediates
- Publication number 20070191641
- Publication date Aug 16, 2007
- Flexsys America L.P.
- Ralph Dale Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for improving the purity of quaternary ammonium hydroxides...
- Publication number 20050006252
- Publication date Jan 13, 2005
- Fred Korpel
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Process for preparing 4-aminodiphenylamine intermediates
- Publication number 20040110986
- Publication date Jun 10, 2004
- Ralph Dale Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing aromatic azo and hydrazo compounds, aromatic...
- Publication number 20040039181
- Publication date Feb 26, 2004
- Roger Keranen Rains
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing 4-aminodiphenylamine intermediates
- Publication number 20030088127
- Publication date May 8, 2003
- Ralph Dale Triplett
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for improving the purity of quaternary ammonium hydroxides...
- Publication number 20020079233
- Publication date Jun 27, 2002
- Anna Giatti
- C07 - ORGANIC CHEMISTRY

Roger Keranen Rains

Person

Patents Grantslast 30 patents

Process for preparing 4-aminodiphenylamines

Process for improving the purity of quaternary ammonium hydroxides...

Process for preparing 4-aminodiphenylamine intermediates

Process for preparing 4-aminodiphenylamine intermediates

Process for improving the purity of quaternary ammonium hydroxides...

Process for preparing 4-aminodiphenylamine intermediates

Zeolite support loaded with a base material for use in the coupling...

Process for preparing 4-aminodiphenylamine intermediates

Process for preparing 4-aminodiphenylamines

Method of preparing 4-aminodiphenylamine

Process for preparing benzothiazole sulfenimides using an aliphatic...

Patents Applicationslast 30 patents

Process for preparing 4-aminodiphenylamine intermediates

Process for improving the purity of quaternary ammonium hydroxides...

Process for preparing 4-aminodiphenylamine intermediates

Process for preparing aromatic azo and hydrazo compounds, aromatic...

Process for preparing 4-aminodiphenylamine intermediates

Process for improving the purity of quaternary ammonium hydroxides...