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David O. Cummings
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Warthen, GA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Compositions and methods for treating water
Patent number
11,155,474
Issue date
Oct 26, 2021
Imerys USA, Inc.
Peter Biza
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Paper coating pigments
Patent number
7,758,690
Issue date
Jul 20, 2010
Imerys Minerals, Ltd.
Christopher Nutbeem
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Hyperplaty clays and their use in paper coating and filling, method...
Patent number
7,226,005
Issue date
Jun 5, 2007
Imerys Pigments, Inc.
J. Philip E. Jones
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Hyperplaty clays and their use in paper coating and filling, method...
Patent number
7,214,264
Issue date
May 8, 2007
Imerys Pigments, Inc.
J. Philip E. Jones
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Hyperplaty clays and their use in paper coating and filling, method...
Patent number
7,208,039
Issue date
Apr 24, 2007
Imerys Pigments, Inc.
J. Philip E. Jones
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Kaolin clay pigments, their preparation and use
Patent number
6,564,199
Issue date
May 13, 2003
Imerys Pigments, Inc.
Robert J. Pruett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Engineered kaolin pigment composition for paper coating
Patent number
6,468,343
Issue date
Oct 22, 2002
Imerys Pigments, Inc.
Robert J. Pruett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Engineered kaolin pigment composition for paper coating
Patent number
6,149,723
Issue date
Nov 21, 2000
Imerys Pigments, Inc.
Robert J. Pruett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITIONS AND METHODS FOR TREATING WATER
Publication number
20200189934
Publication date
Jun 18, 2020
IMERYS USA, INC.
Peter BIZA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITIONS COMPRISING INTERCALATED MATERIALS AND METHODS OF USE T...
Publication number
20200071238
Publication date
Mar 5, 2020
IMERYS USA, INC.
David CUMMINGS
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
Paper coating pigments
Publication number
20060102304
Publication date
May 18, 2006
Christopher Nutbeem
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HYPERPLATY CLAYS AND THEIR USE IN PAPER COATING AND FILLING, METHOD...
Publication number
20060032405
Publication date
Feb 16, 2006
Imerys Pigments, Inc.
J. Philip E. Jones
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Hyperplaty clays and their use in paper coating and filling, method...
Publication number
20060009566
Publication date
Jan 12, 2006
IMERYS PIGMENTS, INC.
J. Philip E. Jones
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Hyperplaty clays and their use in paper coating and filling, method...
Publication number
20050247418
Publication date
Nov 10, 2005
IMERYS PIGMENTS, INC.
J. Philip E. Jones
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Hyperplaty clays and their use in paper coating and filling, method...
Publication number
20050178292
Publication date
Aug 18, 2005
IMERYS PIGMENTS, INC.
J. Philip E. Jones
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Kaolin pigment products
Publication number
20030177952
Publication date
Sep 25, 2003
David O. Cummings
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Kaolin pigment products
Publication number
20030113532
Publication date
Jun 19, 2003
David O. Cummings
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Hyperplaty clays and their use in paper coating and filling, method...
Publication number
20030085012
Publication date
May 8, 2003
J. Philip E. Jones
C01 - INORGANIC CHEMISTRY