Marianne Langston

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Cambridge, GB

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of single isomer methylphenidate
- Patent number 7,164,025
- Issue date Jan 16, 2007
- Celltech Pharma Europe Limited
- Marianne Langston
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Racemisation process for use in the manufacture of levobupivacaine...
- Patent number 6,384,227
- Issue date May 7, 2002
- Darwin Discovery Ltd.
- Ulrich Conrad Dyer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystallisation of levibupivacaine and analogues thereof
- Patent number 5,994,548
- Issue date Nov 30, 1999
- Darwin Discovery Ltd.
- Marianne Langston
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing 3-aminothienopyridone derivatives
- Publication number 20070191608
- Publication date Aug 16, 2007
- Celltech R & D Limited
- Graham Robert Evans
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Manufacture of single isomer methylphenidate
- Publication number 20020032335
- Publication date Mar 14, 2002
- Marianne Langston
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Racemisation process for use in the manufacture of levobupivacaine...
- Publication number 20010000522
- Publication date Apr 26, 2001
- Ulrich Conrad Dyer
- C07 - ORGANIC CHEMISTRY