Patrick M. Wiegand

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South Charleston, WV, US

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Patents Grantslast 30 patents

Information Patent Grant
Control of a process for the purification of (meth)acrylic acid usi...
- Patent number 10,294,185
- Issue date May 21, 2019
- Arkema Inc.
- Timothy D. Ligon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Control of a process for the purification of (meth)acrylic acid usi...
- Patent number 9,745,244
- Issue date Aug 29, 2017
- Arkeme Inc.
- Timothy D. Ligon
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CONTROL OF A PROCESS FOR THE PURIFICATION OF (METH)ACRYLIC ACID USI...
- Publication number 20170320804
- Publication date Nov 9, 2017
- Timothy D. Ligon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CONTROL OF A PROCESS FOR THE PURIFICATION OF (METH)ACRYLIC ACID USI...
- Publication number 20110172462
- Publication date Jul 14, 2011
- Arkema Inc.
- Timothy D. Ligon
- C07 - ORGANIC CHEMISTRY