William M. Leong

Person

Westfield, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Crystalline fumarate salts of n-ethyl-2-(5-fluoro-1H-indol-3-yl)-n-...
- Patent number 12,180,158
- Issue date Dec 31, 2024
- Gilgamesh Pharmaceuticals, Inc.
- Andrew Carry Kruegel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline hydrochloride salts of N-ethyl-2-(5-fluoro-1H-indol-3-y...
- Patent number 12,157,722
- Issue date Dec 3, 2024
- Gilgamesh Pharmaceuticals, Inc.
- Andrew Carry Kruegel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline salts of N-ethyl-(5-fluoro-1H-indol-3-yl)-N-methylethan...
- Patent number 12,129,234
- Issue date Oct 29, 2024
- Gilgamesh Pharmaceuticals, Inc.
- Andrew Carry Kruegel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isotopologues of 5-azacytidine
- Patent number 10,646,503
- Issue date May 12, 2020
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Isotopologues of 5-azacytidine
- Patent number 10,463,683
- Issue date Nov 5, 2019
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Isotopologues of 5-azacytidine
- Patent number 10,220,050
- Issue date Mar 5, 2019
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for the preparation of (s)-3-(4-((4-(morpholinomethyl)ben...
- Patent number 9,975,872
- Issue date May 22, 2018
- Celgene Corporation
- John F. Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...
- Patent number 9,969,713
- Issue date May 15, 2018
- Celgene Corporation
- George W. Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pharmaceutical formulations, processes, solid forms and methods of...
- Patent number 9,827,243
- Issue date Nov 28, 2017
- Signal Pharmaceuticals, LLC
- Matthew Michael Kreilein
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...
- Patent number 9,751,853
- Issue date Sep 5, 2017
- Celgene Corporation
- George W. Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isotopologues of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl) pipe...
- Patent number 9,682,952
- Issue date Jun 20, 2017
- Celgene Corporation
- Hon-Wah Man
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pharmaceutical compositions of 7-(6-(2-hydroxypropan-2-yl)pyridin-3...
- Patent number 9,403,829
- Issue date Aug 2, 2016
- Signal Pharmaceuticals, LLC
- Terrence Joseph Connolly
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pharmaceutical formulations, processes, solid forms and methods of...
- Patent number 9,359,364
- Issue date Jun 7, 2016
- Signal Pharmaceuticals, LLC
- Anil Menon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for the preparation of (S)-3-(4- (4-(morpholinomethyl)ben...
- Patent number 9,309,220
- Issue date Apr 12, 2016
- Celgene Corporation
- John F. Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...
- Patent number 9,303,014
- Issue date Apr 5, 2016
- Celgene Corporation
- Alexander L. Ruchelman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...
- Patent number 9,266,858
- Issue date Feb 23, 2016
- Celgene Corporation
- Alexander L. Ruchelman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...
- Patent number 9,249,121
- Issue date Feb 2, 2016
- Celgene Corporation
- George W. Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric synthetic processes for the preparation of aminosulfone...
- Patent number 9,126,906
- Issue date Sep 8, 2015
- Celgene Corporation
- Terrence J. Connolly
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of synthesis and purification of heteroaryl compounds
- Patent number 9,079,900
- Issue date Jul 14, 2015
- Signal Pharmaceuticals, LLC
- Roy L. Harris
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...
- Patent number 9,067,912
- Issue date Jun 30, 2015
- Celgene Corporation
- Alexander L. Ruchelman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...
- Patent number 8,802,685
- Issue date Aug 12, 2014
- Celgene Corporation
- George Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of synthesis and purification of heteroaryl compounds
- Patent number 8,686,135
- Issue date Apr 1, 2014
- Signal Pharmaceuticals, LLC
- Patrick Anthony Jokiel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Enantio- and stereo specific synthesis of β-amino-α-hydroxy amides
- Patent number 8,680,294
- Issue date Mar 25, 2014
- Merck Sharp & Dohme Corp.
- John Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a 2-alkynyl substituted 5-amino-pyrazolo-[4,3...
- Patent number 8,598,343
- Issue date Dec 3, 2013
- Merck Sharp & Dohme Corp.
- Shen-Chun Kuo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods of synthesis and purification of heteroaryl compounds
- Patent number 8,569,494
- Issue date Oct 29, 2013
- Signal Pharmaceuticals, LLC
- Roy L. Harris
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of CCR5 receptor antagonists
- Patent number 7,728,135
- Issue date Jun 1, 2010
- Schering Corporation
- Xiongwei Shi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of pharmaceutical salts of piperazine compounds
- Patent number 7,521,452
- Issue date Apr 21, 2009
- Schering Corporation
- Wenxue Wu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of piperidine and piperazine compounds as CCR5 antagonists
- Patent number 6,992,189
- Issue date Jan 31, 2006
- Schering Corporation
- William Leong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline antifungal polymorph
- Patent number 6,958,337
- Issue date Oct 25, 2005
- Schering Corporation
- David R. Andrews
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of rotamer mixtures of pharmaceutical salts
- Patent number 6,936,718
- Issue date Aug 30, 2005
- Schering Corporation
- Minzhang Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
CRYSTALLINE HYDROCHLORIDE SALTS OF N-ETHYL-2-(5-FLUORO-1H-INDOL-3-Y...
- Publication number 20240400509
- Publication date Dec 5, 2024
- Gilgamesh Pharmaceuticals, Inc.
- Andrew Carry Kruegel
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PRODUCTION OF SUBSTITUTED 2-[2-(PHENYL)ETHYLAMINO]A...
- Publication number 20220185766
- Publication date Jun 16, 2022
- Newron Pharmaceuticals S.p.A.
- William Leong
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ISOTOPOLOGUES OF 5-AZACYTIDINE
- Publication number 20200316099
- Publication date Oct 8, 2020
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ISOTOPOLOGUES OF 5-AZACYTIDINE
- Publication number 20200101095
- Publication date Apr 2, 2020
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ISOTOPOLOGUES OF 5-AZACYTIDINE
- Publication number 20190231803
- Publication date Aug 1, 2019
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...
- Publication number 20180305333
- Publication date Oct 25, 2018
- Celgene Corporation
- George W. Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ISOTOPOLOGUES OF 5-AZACYTIDINE
- Publication number 20180153916
- Publication date Jun 7, 2018
- Celgene Corporation
- John F. Traverse
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ISOTOPOLOGUES OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPER...
- Publication number 20180093965
- Publication date Apr 5, 2018
- Celgene Corporation
- Hon-Wah Man
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...
- Publication number 20180042924
- Publication date Feb 15, 2018
- Signal Pharmaceuticals, LLC.
- Anil Menon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...
- Publication number 20170342050
- Publication date Nov 30, 2017
- Celgene Corporation
- George W. MULLER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF (S)-3-(4-((4-(MORPHOLINOMETHYL)BEN...
- Publication number 20160251333
- Publication date Sep 1, 2016
- Celgene Corporation
- John F. Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...
- Publication number 20160250210
- Publication date Sep 1, 2016
- Signal Pharmaceuticals, LLC.
- Anil Menon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...
- Publication number 20160214957
- Publication date Jul 28, 2016
- Celgene Corporation
- George W. MULLER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...
- Publication number 20160009685
- Publication date Jan 14, 2016
- Celgene Corporation
- Alexander L. RUCHELMAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...
- Publication number 20150274694
- Publication date Oct 1, 2015
- Celgene Corporation
- Alexander L. RUCHELMAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ISOTOPOLOGUES OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL) PIPE...
- Publication number 20150203469
- Publication date Jul 23, 2015
- Celgene Corporation
- Hon-Wah Man
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ISOTOPOLOGUES OF 5-AZACYTIDINE
- Publication number 20150056280
- Publication date Feb 26, 2015
- Celgene Corporation
- John F. TRAVERSE
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...
- Publication number 20140378484
- Publication date Dec 25, 2014
- George W. MULLER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...
- Publication number 20140330016
- Publication date Nov 6, 2014
- Celgene Corporation
- Alexander L. RUCHELMAN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...
- Publication number 20140315908
- Publication date Oct 23, 2014
- Signal Pharmaceuticals, LLC.
- Anil Menon
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHODS OF SYNTHESIS AND PURIFICATION OF HETEROARYL COMPOUNDS
- Publication number 20140155593
- Publication date Jun 5, 2014
- Signal Pharmaceuticals, LLC.
- Roy L. Harris
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF (S)-3-(4-((4-(MORPHOLINOMETHYL)BEN...
- Publication number 20140046058
- Publication date Feb 13, 2014
- Celgene Corporation
- John F. Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHODS OF SYNTHESIS AND PURIFICATION OF HETEROARYL COMPOUNDS
- Publication number 20130245254
- Publication date Sep 19, 2013
- Signal Pharmaceuticals, LLC.
- Roy L. Harris
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ASYMMETRIC SYNTHETIC PROCESSES FOR THE PREPARATION OF AMINOSULFONE...
- Publication number 20130217919
- Publication date Aug 22, 2013
- Celgene Corporation
- Terrence J. CONNOLLY
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHARMACEUTICAL COMPOSITIONS OF 7-(6-(2-HYDROXYPROPAN-2-YL)PYRIDIN-3...
- Publication number 20130142873
- Publication date Jun 6, 2013
- Signal Pharmaceuticals, LLC.
- MAHMOUD S. ASSAF
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...
- Publication number 20120232100
- Publication date Sep 13, 2012
- George Muller
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING A 2-ALKYNYL SUBSTITUTED 5-AMINO-PYRAZOLO-[4,3...
- Publication number 20120220769
- Publication date Aug 30, 2012
- Schering Corporation
- Shen-Chun Kuo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ENANTIO- AND STEREO-SPECIFIC SYNTHESES OF BETA-AMINO-ALPHA- HYDROXY...
- Publication number 20120178942
- Publication date Jul 12, 2012
- John Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING CCR-5 RECEPTOR ANTAGONISTS UTILIZING 4-SUBSTI...
- Publication number 20100063280
- Publication date Mar 11, 2010
- Schering Corporation
- John F. Traverse
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS OF CCR5 RECEPTOR ANTAGONISTS
- Publication number 20100036125
- Publication date Feb 11, 2010
- Schering Corporation
- Xiongwei Shi
- C07 - ORGANIC CHEMISTRY

William M. Leong

Person

Patents Grantslast 30 patents

Crystalline fumarate salts of n-ethyl-2-(5-fluoro-1H-indol-3-yl)-n-...

Crystalline hydrochloride salts of N-ethyl-2-(5-fluoro-1H-indol-3-y...

Crystalline salts of N-ethyl-(5-fluoro-1H-indol-3-yl)-N-methylethan...

Isotopologues of 5-azacytidine

Isotopologues of 5-azacytidine

Isotopologues of 5-azacytidine

Processes for the preparation of (s)-3-(4-((4-(morpholinomethyl)ben...

Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...

Pharmaceutical formulations, processes, solid forms and methods of...

Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...

Isotopologues of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl) pipe...

Pharmaceutical compositions of 7-(6-(2-hydroxypropan-2-yl)pyridin-3...

Pharmaceutical formulations, processes, solid forms and methods of...

Processes for the preparation of (S)-3-(4- (4-(morpholinomethyl)ben...

Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...

Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...

Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...

Asymmetric synthetic processes for the preparation of aminosulfone...

Methods of synthesis and purification of heteroaryl compounds

Synthesis of 3-(5-amino-2-methyl-4-oxoquinazolin-3(4H)-yl)piperidin...

Solid forms of 3-(5-amino-2-methyl-4-oxo-4H-quinazolin-3-yl)-piperi...

Methods of synthesis and purification of heteroaryl compounds

Enantio- and stereo specific synthesis of β-amino-α-hydroxy amides

Process for preparing a 2-alkynyl substituted 5-amino-pyrazolo-[4,3...

Methods of synthesis and purification of heteroaryl compounds

Synthesis of CCR5 receptor antagonists

Preparation of pharmaceutical salts of piperazine compounds

Synthesis of piperidine and piperazine compounds as CCR5 antagonists

Crystalline antifungal polymorph

Preparation of rotamer mixtures of pharmaceutical salts

Patents Applicationslast 30 patents

CRYSTALLINE HYDROCHLORIDE SALTS OF N-ETHYL-2-(5-FLUORO-1H-INDOL-3-Y...

PROCESS FOR THE PRODUCTION OF SUBSTITUTED 2-[2-(PHENYL)ETHYLAMINO]A...

ISOTOPOLOGUES OF 5-AZACYTIDINE

ISOTOPOLOGUES OF 5-AZACYTIDINE

ISOTOPOLOGUES OF 5-AZACYTIDINE

SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...

ISOTOPOLOGUES OF 5-AZACYTIDINE

ISOTOPOLOGUES OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPER...

PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...

SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...

PROCESSES FOR THE PREPARATION OF (S)-3-(4-((4-(MORPHOLINOMETHYL)BEN...

PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...

SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...

SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...

SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...

ISOTOPOLOGUES OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL) PIPE...

ISOTOPOLOGUES OF 5-AZACYTIDINE

SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...

SYNTHESIS OF 3-(5-AMINO-2-METHYL-4-OXOQUINAZOLIN-3(4H)-YL)PIPERIDIN...

PHARMACEUTICAL FORMULATIONS, PROCESSES, SOLID FORMS AND METHODS OF...

METHODS OF SYNTHESIS AND PURIFICATION OF HETEROARYL COMPOUNDS

PROCESSES FOR THE PREPARATION OF (S)-3-(4-((4-(MORPHOLINOMETHYL)BEN...

METHODS OF SYNTHESIS AND PURIFICATION OF HETEROARYL COMPOUNDS

ASYMMETRIC SYNTHETIC PROCESSES FOR THE PREPARATION OF AMINOSULFONE...

PHARMACEUTICAL COMPOSITIONS OF 7-(6-(2-HYDROXYPROPAN-2-YL)PYRIDIN-3...

SOLID FORMS OF 3-(5-AMINO-2-METHYL-4-OXO-4H-QUINAZOLIN-3-YL)-PIPERI...

PROCESS FOR PREPARING A 2-ALKYNYL SUBSTITUTED 5-AMINO-PYRAZOLO-[4,3...

ENANTIO- AND STEREO-SPECIFIC SYNTHESES OF BETA-AMINO-ALPHA- HYDROXY...

PROCESS FOR PREPARING CCR-5 RECEPTOR ANTAGONISTS UTILIZING 4-SUBSTI...

SYNTHESIS OF CCR5 RECEPTOR ANTAGONISTS