Nihal Obeyesekere

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Use of complex polyesteramines and polyester polyquaternary ammoniu...
- Patent number 11,845,892
- Issue date Dec 19, 2023
- Clariant International Ltd.
- Dirk Leinweber
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid inhibitor composition and a method for its preparation and a...
- Patent number 10,611,951
- Issue date Apr 7, 2020
- Clariant International Ltd.
- Nihal U. Obeyesekere
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Liquid inhibitor composition and a method for its preparation and a...
- Patent number 10,519,360
- Issue date Dec 31, 2019
- Clariant International Ltd.
- Nihal U. Obeyesekere
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
N-alkyl-N′-poly(oxyalkyl)hexahydropyrimidine-quaternary ammonium sa...
- Patent number 9,334,243
- Issue date May 10, 2016
- Clariant International Ltd.
- Dirk Leinweber
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Corrosion inhibitors with low environmental toxicity
- Patent number 6,475,431
- Issue date Nov 5, 2002
- Champion Technologies, Inc.
- Ali Naraghi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Use of Complex Polyesteramines And Polyester Polyquaternary Ammoniu...
- Publication number 20230102819
- Publication date Mar 30, 2023
- Clariant International, Ltd.
- Dirk LEINWEBER
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Liquid Inhibitor Composition And A Method For Its Preparation And A...
- Publication number 20170342311
- Publication date Nov 30, 2017
- CLARIANT INTERNATIONAL, LTD.
- Nihal U. OBEYESEKERE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Liquid Inhibitor Composition And A Method For Its Preparation And A...
- Publication number 20170342310
- Publication date Nov 30, 2017
- CLARIANT INTERNATIONAL, LTD.
- Nihal U. OBEYESEKERE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
N-Alkyl-N'-Poly(Oxyalkyl)Hexahydropyrimidine-Quaternary Ammonium Sa...
- Publication number 20150104349
- Publication date Apr 16, 2015
- CLARIANT INTERNATIONAL, LTD.
- Dirk LEINWEBER
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Polymeric quaternary ammonium salts useful as corrosion inhibitors...
- Publication number 20060062753
- Publication date Mar 23, 2006
- Ali Naraghi
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING