David Angst

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New Tripoli, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Antioxidants for post-CMP cleaning formulations
- Patent number RE46427
- Issue date Jun 6, 2017
- Entegris, Inc.
- David Angst
Information Patent Grant
Antioxidants for post-CMP cleaning formulations
- Patent number 9,528,078
- Issue date Dec 27, 2016
- Advanced Technology Materials, Inc.
- David Angst
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Antioxidants for post-CMP cleaning formulations
- Patent number 8,685,909
- Issue date Apr 1, 2014
- Advanced Technology Materials, Inc.
- David Angst
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

Patents Applicationslast 30 patents

Information Patent Application
NEW ANTIOXIDANTS FOR POST-CMP CLEANING FORMULATIONS
- Publication number 20170096624
- Publication date Apr 6, 2017
- Advanced Technology Materials, Inc.
- David Angst
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
ANTIOXIDANTS FOR POST-CMP CLEANING FORMULATIONS
- Publication number 20140206588
- Publication date Jul 24, 2014
- Advanced Technology Materials, Inc.
- David Angst
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
ANTIOXIDANTS FOR POST-CMP CLEANING FORMULATIONS
- Publication number 20090239777
- Publication date Sep 24, 2009
- Advanced Technology Materials, Inc.
- David Angst
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...