Dennis A. Ruest

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St. Louis, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 3-(methylthio)propanal
- Patent number 6,548,701
- Issue date Apr 15, 2003
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio) propanal
- Patent number 6,320,076
- Issue date Nov 20, 2001
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio) propanal
- Patent number 6,031,138
- Issue date Feb 29, 2000
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio)propanal
- Patent number 5,925,794
- Issue date Jul 20, 1999
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio) propanal
- Patent number 5,744,647
- Issue date Apr 28, 1998
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio) propanal
- Patent number 5,637,766
- Issue date Jun 10, 1997
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-(methylthio)propanal
- Patent number 5,352,837
- Issue date Oct 4, 1994
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for the preparation of 3-(methylthio) propanal
- Publication number 20020173677
- Publication date Nov 21, 2002
- Novus International, Inc.
- Yung C. Hsu
- C07 - ORGANIC CHEMISTRY