Inventor · disambiguated record
William R. Perrault
Also filed as: PERRAULT WILLIAM · PERRAULT WILLIAM R · PERRAULT WILLIAM ROLAND
9 granted patents·5 pending applications·97 citations·filing 1997–2024
86Inventor score
Top patents by PatentIndex Score
14 records- 0194US10501483B2Enamines and diastereo-selective reduction of enaminesALLERGAN INC·Filed 2018·Granted Dec 10, 2019·12 cites·32 claims
- 0289US5837870AProcess to prepare oxazolidinonesUPJOHN CO·Filed 1997·Granted Nov 17, 1998·67 cites·37 claims
- 0385US12180137B1Solid forms of enantiopure deuterium-enriched bupropion and methods of use thereofDEUTERX LLC·Filed 2024·Granted Dec 31, 2024·0 cites·15 claims
- 0473US6833453B2Methods of producing oxazolidinone compoundsUPJOHN CO·Filed 2001·Granted Dec 21, 2004·5 cites·26 claims
- 0572US7087784B2Process to prepare oxazolidinonesPHARMACIA & UPJOHN·Filed 2004·Granted Aug 8, 2006·5 cites·2 claims
- 0672US6887995B2Process to prepare oxazolidinonesUPJOHN CO·Filed 2002·Granted May 3, 2005·6 cites·22 claims
- 0766US6998420B2Oxazolidinone compoundsUPJOHN CO·Filed 2003·Granted Feb 14, 2006·2 cites·12 claims
- 0864US2025243211A1Processes and intermediates for producing diazaspiro lactam compoundsNAUREX INC·Filed 2024·Application pending·0 cites
- 0952US12215114B2Processes and intermediates for producing diazaspiro lactam compoundsNAUREX INC·Filed 2020·Granted Feb 4, 2025·0 cites·20 claims
- 1046US2004106596A1Pyridoquinoxaline antiviralsFiled 2003·Application pending·0 cites
- 1144US2022267341A1Solid forms of tert-butyl (s)-2((2s,3r)-1-amino-3-hydroxy-1-oxobu tan-2-yl)-1-oxo-2, 5-diazaspiro [3.4] octan e-5-carboxylate and methods of preparing themNAUREX INC·Filed 2020·Application pending·0 cites
- 1241US6878705B24-oxo-4,7-dihydrofuro[2,3-b]pyridine-5-carboxamide antiviral agentsPFIZER·Filed 2003·Granted Apr 12, 2005·0 cites·83 claims
- 1340US2008194841A1Preparation of Optically Pure Beta-Amino Acids Having Affinity for the Alpha-Delta ProteinPFIZER·Filed 2006·Application pending·0 cites
- 1439US2004110787A1Heteroaryl-ethanolamine derivatives as antiviral agentsFiled 2003·Application pending·0 cites
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