Matthew J. Tjosaas

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Process to prepare levulinic acid
- Patent number 10,618,864
- Issue date Apr 14, 2020
- GFBIOCHEMICALS IP ASSETS B.V.
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilized levulinic ester ketals
- Patent number 9,884,838
- Issue date Feb 6, 2018
- GFBIOCHEMICALS LIMITED
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyhydroxy ketal ester adducts, methods of manufacture and uses th...
- Patent number 9,840,607
- Issue date Dec 12, 2017
- GFBIOCHEMICALS LIMITED
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyketal adducts, methods of manufacture and uses thereof
- Patent number 9,212,176
- Issue date Dec 15, 2015
- Segetis, Inc.
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyhydroxy ketal ester adducts, methods of manufacture and uses th...
- Patent number 9,187,598
- Issue date Nov 17, 2015
- Segetis, Inc.
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboxy ester ketal removal compositions, methods of manufacture, a...
- Patent number 8,828,917
- Issue date Sep 9, 2014
- Segetis, Inc.
- Lee R. Rieth
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS TO PREPARE LEVULINIC ACID
- Publication number 20190016658
- Publication date Jan 17, 2019
- GFBIOCHEMICALS IP ASSETS B.V.
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYHYDROXY KETAL ESTER ADDUCTS, METHODS OF MANUFACTURE AND USES TH...
- Publication number 20160068660
- Publication date Mar 10, 2016
- SEGETIS, INC.
- Brian D. MULLEN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS TO PREPARE LEVULINIC ACID
- Publication number 20140316161
- Publication date Oct 23, 2014
- Brian D. Mullen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SOLVENT, SOLUTION, CLEANING COMPOSITION AND METHODS
- Publication number 20120128614
- Publication date May 24, 2012
- SEGETIS, INC.
- Lee R. Rieth
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYHYDROXY KETAL ESTER ADDUCTS, METHODS OF MANUFACTURE AND USES TH...
- Publication number 20120121911
- Publication date May 17, 2012
- SEGETIS, INC.
- Brian D. Mullen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CARBOXY ESTER KETAL REMOVAL COMPOSITIONS, METHODS OF MANUFACTURE, A...
- Publication number 20120040880
- Publication date Feb 16, 2012
- SEGETIS, INC.
- Lee R. RIETH
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...