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Chandra Rao
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Valencia, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Actinic radiation-curable urethane/urea-containing aerospace coatin...
Patent number
11,898,054
Issue date
Feb 13, 2024
PRC-DESOTO INTERNATIONAL, INC.
Bruce Virnelson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Low nucleation temperature polythioether prepolymers and uses thereof
Patent number
11,466,125
Issue date
Oct 11, 2022
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Dual-cure compositions
Patent number
11,015,057
Issue date
May 25, 2021
PRC DeSoto International, Inc
Chandra Rao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Actinic radiation-curable urethane/urea-containing aerospace coatin...
Patent number
10,883,016
Issue date
Jan 5, 2021
PRC DeSoto International, Inc
Bruce Virnelson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for making cured sealants by actinic radiation and related...
Patent number
10,844,256
Issue date
Nov 24, 2020
PRC DeSoo International, Inc.
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods for making cured sealants by actinic radiation and related...
Patent number
10,233,369
Issue date
Mar 19, 2019
PRC DeSoto International, Inc
Raquel Keledjian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods for making cured sealants by actinic radiation and related...
Patent number
10,047,259
Issue date
Aug 14, 2018
PRC DeSoto International, Inc
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reactive antioxidants, antioxidant-containing prepolymers, and comp...
Patent number
9,777,139
Issue date
Oct 3, 2017
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Maleimide-terminated sulfur-containing polymers, compositions there...
Patent number
9,611,359
Issue date
Apr 4, 2017
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Sulfone-containing polythioethers, compositions thereof, and method...
Patent number
9,540,540
Issue date
Jan 10, 2017
PRC DeSoto International, Inc
Chandra Rao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Uses of UV-curable polythioether sealants for sealing fasteners and...
Patent number
9,533,798
Issue date
Jan 3, 2017
PRC DeSoto International, Inc
Bruce Virnelson
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Low density fuel resistant sulfur-containing polymer compositions a...
Patent number
9,422,451
Issue date
Aug 23, 2016
PRC DeSoto International, Inc
Chandra Rao
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Flexible polyamines, flexible amine-terminated adducts, composition...
Patent number
9,422,467
Issue date
Aug 23, 2016
PRC DeSoto International, Inc
Stephen J. Hobbs
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Metal ligand-containing prepolymers, methods of synthesis, and comp...
Patent number
9,382,462
Issue date
Jul 5, 2016
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Adhesion promoting adducts containing metal ligands, compositions t...
Patent number
9,303,149
Issue date
Apr 5, 2016
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Perfluoroether sealant compositions
Patent number
9,169,424
Issue date
Oct 27, 2015
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Compositions comprising thiol-terminated polymers and sulfur-contai...
Patent number
9,074,117
Issue date
Jul 7, 2015
PRC DeSoto International, Inc
Raquel Keledjian
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Metal ligand-containing prepolymers, methods of synthesis, and comp...
Patent number
9,062,162
Issue date
Jun 23, 2015
PRC DeSoto International, Inc
Chandra Rao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sulfone-containing polythioethers, compositions thereof, and method...
Patent number
9,062,139
Issue date
Jun 23, 2015
PRC DeSoto International, Inc
Chandra Rao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Perfluoroether sealant compositions
Patent number
8,962,782
Issue date
Feb 24, 2015
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Bis(sulfonyl)alkanol-containing polythioethers, methods of synthesi...
Patent number
8,952,124
Issue date
Feb 10, 2015
PRC DeSoto International, Inc
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Methods for making cured sealants by actinic radiation and related...
Patent number
8,932,685
Issue date
Jan 13, 2015
PRC DeSoto International, Inc
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Perfluoroether sealant compositions
Patent number
8,864,930
Issue date
Oct 21, 2014
PRC De Soto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Flexible polyamines, flexible amine-terminated adducts, composition...
Patent number
8,816,044
Issue date
Aug 26, 2014
PRC DeSoto International, Inc
Stephen J. Hobbs
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Compositions comprising thiol-terminated polymers and sulfur-contai...
Patent number
8,729,198
Issue date
May 20, 2014
PRC DeSoto International, Inc
Raquel Keledjian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyfunctional sulfur-containing epoxies and compositions thereof
Patent number
8,710,159
Issue date
Apr 29, 2014
PRC DeSoto International, Inc
Timothy Blackford
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polyurea/polythiourea coatings
Patent number
8,623,989
Issue date
Jan 7, 2014
PRC De Soto International, Inc.
Howard Senkfor
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Selectively strippable intermediate coatings and methods of use
Patent number
8,557,386
Issue date
Oct 15, 2013
PRC DeSoto International, Inc
Suresh G. Sawant
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Thioethers, methods for their preparation, and compositions includi...
Patent number
8,481,627
Issue date
Jul 9, 2013
PRC DeSoto International, Inc
John R. Gilmore
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thioethers, methods for their preparation, and compositions includi...
Patent number
8,466,220
Issue date
Jun 18, 2013
PRC DeSoto International, Inc
Chandra B. Rao
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
LOW NUCLEATION TEMPERATURE POLYTHIOETHER PREPOLYMERS AND USES THEREOF
Publication number
20230105535
Publication date
Apr 6, 2023
PRC-DeSoto International, Inc.
Chandra B. Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LOW NUCLEATION TEMPERATURE POLYTHIOETHER PREPOLYMERS AND USES THEREOF
Publication number
20210189069
Publication date
Jun 24, 2021
PRC-DeSoto International, Inc.
Chandra Rao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ACTINIC RADIATION-CURABLE URETHANE/UREA-CONTAINING AEROSPACE COATIN...
Publication number
20210071032
Publication date
Mar 11, 2021
PRC-DeSoto International, Inc.
Bruce Virnelson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DUAL-CURE COMPOSITIONS
Publication number
20200317917
Publication date
Oct 8, 2020
PRC-DeSoto International, Inc.
Chandra Rao
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR MAKING CURED SEALANTS BY ACTINIC RADIATION AND RELATED...
Publication number
20190211244
Publication date
Jul 11, 2019
PRC-DeSoto International, Inc.
Raquel Keledjian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ACTINIC RADIATION-CURABLE URETHANE/UREA-CONTAINING AEROSPACE COATIN...
Publication number
20190169465
Publication date
Jun 6, 2019
PRC-DeSoto International, Inc.
Bruce Virnelson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHODS FOR MAKING CURED SEALANTS BY ACTINIC RADIATION AND RELATED...
Publication number
20180244966
Publication date
Aug 30, 2018
PRC-DeSoto International, Inc.
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
REACTIVE ANTIOXIDANTS, ANTIOXIDANT-CONTAINING PREPOLYMERS, AND COMP...
Publication number
20170114208
Publication date
Apr 27, 2017
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
USES OF UV-CURABLE POLYTHIOETHER SEALANTS FOR SEALING FASTENERS AND...
Publication number
20160304251
Publication date
Oct 20, 2016
PRC-DeSoto International, Inc.
Bruce Virnelson
B32 - LAYERED PRODUCTS
Information
Patent Application
METHODS FOR MAKING CURED SEALANTS BY ACTINIC RADIATION AND RELATED...
Publication number
20160304759
Publication date
Oct 20, 2016
PRC-DeSoto International, Inc.
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LOW DENSITY FUEL RESISTANT SULFUR-CONTAINING POLYMER COMPOSITIONS A...
Publication number
20160208137
Publication date
Jul 21, 2016
PRC-DeSoto International, Inc.
Chandra Rao
B60 - VEHICLES IN GENERAL
Information
Patent Application
POLYTHIOETHER POLYMERS, METHODS FOR PREPARATION THEREOF, AND COMPOS...
Publication number
20150315416
Publication date
Nov 5, 2015
PRC-DeSoto International, Inc.
CHARLES M. KANIA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SULFONE-CONTAINING POLYTHIOETHERS, COMPOSITIONS THEREOF, AND METHOD...
Publication number
20150240122
Publication date
Aug 27, 2015
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METAL LIGAND-CONTAINING PREPOLYMERS, METHODS OF SYNTHESIS, AND COMP...
Publication number
20150240140
Publication date
Aug 27, 2015
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MALEIMIDE-TERMINATED SULFUR-CONTAINING POLYMERS, COMPOSITIONS THERE...
Publication number
20150119549
Publication date
Apr 30, 2015
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PERFLUOROETHER SEALANT COMPOSITIONS
Publication number
20150110952
Publication date
Apr 23, 2015
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHODS FOR MAKING CURED SEALANTS BY ACTINIC RADIATION AND RELATED...
Publication number
20150086726
Publication date
Mar 26, 2015
PRC-DeSoto International, Inc.
Raquel Keledjian
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BIS(SULFONYL)ALKANOL-CONTAINING POLYTHIOETHERS, METHODS OF SYNTHESI...
Publication number
20140378650
Publication date
Dec 25, 2014
CHANDRA RAO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLEXIBLE POLYAMINES, FLEXIBLE AMINE-TERMINATED ADDUCTS, COMPOSITION...
Publication number
20140295088
Publication date
Oct 2, 2014
Stephen J. Hobbs
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METAL LIGAND-CONTAINING PREPOLYMERS, METHODS OF SYNTHESIS, AND COMP...
Publication number
20140275474
Publication date
Sep 18, 2014
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SULFONE-CONTAINING POLYTHIOETHERS, COMPOSITIONS THEREOF, AND METHOD...
Publication number
20140275461
Publication date
Sep 18, 2014
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOSITIONS COMPRISING THIOL-TERMINATED POLYMERS AND SULFUR-CONTAI...
Publication number
20140186543
Publication date
Jul 3, 2014
PRC-DeSoto International, Inc.
Raquel Keledjian
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
PERFLUOROETHER SEALANT COMPOSITIONS
Publication number
20140187735
Publication date
Jul 3, 2014
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ADHESION PROMOTING ADDUCTS CONTAINING METAL LIGANDS, COMPOSITIONS T...
Publication number
20140051789
Publication date
Feb 20, 2014
PRC-DeSoto International, Inc.
Chandra Rao
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PERFLUOROETHER SEALANT COMPOSITIONS
Publication number
20140027057
Publication date
Jan 30, 2014
PRC-DeSoto International, Inc.
Juexiao Cai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYFUNCTIONAL SULFUR-CONTAINING EPOXIES AND COMPOSITIONS THEREOF
Publication number
20130345372
Publication date
Dec 26, 2013
PRC-DeSoto International, Inc.
Timothy Blackford
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYUREA/POLYTHIOUREA COATINGS
Publication number
20130344340
Publication date
Dec 26, 2013
Howard Senkfor
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLEXIBLE POLYAMINES, FLEXIBLE AMINE-TERMINATED ADDUCTS, COMPOSITION...
Publication number
20130071571
Publication date
Mar 21, 2013
PRC-DeSoto International, Inc.
Stephen J. Hobbs
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOSITIONS COMPRISING THIOL-TERMINATED POLYMERS AND SULFUR-CONTAI...
Publication number
20120040103
Publication date
Feb 16, 2012
PRC-DeSoto International, Inc.
Raquel Keledjian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHODS FOR MAKING CURED SEALANTS BY ACTINIC RADIATION AND RELATED...
Publication number
20120040104
Publication date
Feb 16, 2012
PRC-DeSoto International, Inc.
Raquel Keledjian
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...