Donald WALKER

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Cambridge, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing alpha-carboxamide pyrrolidine derivatives
- Patent number 11,192,856
- Issue date Dec 7, 2021
- Biogen Inc.
- Weirong Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing alpha-carboxamide pyrrolidine derivatives
- Patent number 10,421,716
- Issue date Sep 24, 2019
- Convergence Pharmaceuticals Limited
- David MacPherson
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SYNTHETIC PREPARATION FOR DIROXIMEL FUMARATE
- Publication number 20240308958
- Publication date Sep 19, 2024
- Biogen MA Inc.
- Daw-long Albert KWOK
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALPHA-CARBOXAMIDE PYRROLIDINE DERIVATIVES
- Publication number 20220356154
- Publication date Nov 10, 2022
- BIOGEN INC.
- Weirong Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALPHA-CARBOXAMIDE PYRROLIDINE DERIVATIVES
- Publication number 20220177426
- Publication date Jun 9, 2022
- Biogen MA Inc.
- Donald G. Walker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALPHA-CARBOXAMIDE PYRROLIDINE DERIVATIVES
- Publication number 20200270206
- Publication date Aug 27, 2020
- BIOGEN INC.
- Weirong Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for Preparing Alpha-Carboxamide Pyrrolidine Derivatives
- Publication number 20170369437
- Publication date Dec 28, 2017
- CONVERGENCE PHARMACEUTICALS LIMITED
- David MacPherson
- C07 - ORGANIC CHEMISTRY