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Douglas J. M. Allen
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New London, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Diphosphate salt of a 4″—substituted-9-deoxo-9 A—AZA—homoerythromyc...
Patent number
7,297,682
Issue date
Nov 20, 2007
Pfizer Inc.
Robert J. Rafka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Diphosphate salt of A 4″-substituted-9-deoxo-9A-AZA-9A-homoerythrom...
Patent number
6,861,412
Issue date
Mar 1, 2005
Pfizer, Inc.
Robert J. Rafka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-(3-ethynylphenylamino)-6,7-bis(2-methoxyethoxy)-4-quinazolinamine...
Patent number
6,706,721
Issue date
Mar 16, 2004
OSI Pharmaceuticals, Inc.
Douglas John Meldrum Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-(indole-2-carbonyl)-b-alaninamide crystal forms
Patent number
6,683,106
Issue date
Jan 27, 2004
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline forms of macrolide antibiotic
Patent number
6,583,274
Issue date
Jun 24, 2003
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Diphosphate salt of a 4″-substituted-9-deoxo-9A-AZA-9A- hom...
Patent number
6,465,437
Issue date
Oct 15, 2002
Pfizer Inc.
Robert J. Rafka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline forms of (3S-trans)-2-[3,4-dihydro-4-hydroxy-3-...
Patent number
6,436,987
Issue date
Aug 20, 2002
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azithromycin dihydrate
Patent number
6,268,489
Issue date
Jul 31, 2001
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymorphs of a crystalline azo-bicyclo 2,2,2 OCT-3-yl amine dihydr...
Patent number
6,262,067
Issue date
Jul 17, 2001
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of synthesis of pyrrole amides
Patent number
6,262,272
Issue date
Jul 17, 2001
Pfizer Inc.
John Anthony Ragan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Trovafloxacin oral suspensions
Patent number
6,239,141
Issue date
May 29, 2001
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 5-lipoxygenase inhibitors
Patent number
6,194,585
Issue date
Feb 27, 2001
Pfizer Inc.
Charles Kwon-Fung Chiu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymorphs of the prodrug 6-N-(L-ALA-L-ALA)-trovafloxacin
Patent number
6,080,756
Issue date
Jun 27, 2000
Pfizer Inc.
Timothy Norris
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dimesylate salts of neuropeptide Y ligands
Patent number
5,914,329
Issue date
Jun 22, 1999
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spirostanyl glycosidal crystals
Patent number
5,804,562
Issue date
Sep 8, 1998
Pfizer Inc.
Douglas John Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spirostanyl glycosidal crystalline monohydrate
Patent number
5,760,009
Issue date
Jun 2, 1998
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Monohydrate of 5-(2-(4-(1,2-benzisothiazol-3-yl)-1-piperazinyl)-eth...
Patent number
5,312,925
Issue date
May 17, 1994
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sertraline polymorph
Patent number
5,248,699
Issue date
Sep 28, 1993
Pfizer Inc.
Robert J. Sysko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anhydrous, crystalline sodium salt of 5-chloro-3-(2-thenoyl)-2-oxin...
Patent number
5,036,099
Issue date
Jul 30, 1991
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline 2-(1-pentyl-3-guanidino)-4-(2-methyl-4-imidazolyl) thia...
Patent number
4,997,949
Issue date
Mar 5, 1991
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
POLYMORPHS OF NICOTINIC INTERMEDIATES
Publication number
20100062046
Publication date
Mar 11, 2010
Douglas J.M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Diphosphate salt of a "4" - substituted-9-deoxo-9 A - AZA - homoery...
Publication number
20040209826
Publication date
Oct 21, 2004
Robert J. Rafka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
N-(indole-2-carbonyl)-b-alaninamide crystal forms
Publication number
20040152758
Publication date
Aug 5, 2004
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
N- (3-ethynylphenyl) -6, 7-bis (2-methoxyethoxy) -4-quinazolinamine...
Publication number
20040102463
Publication date
May 27, 2004
OSI Pharmaceuticals, Inc.
Douglas John Meldrum Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
N-(indole-2-carbonyl)-b-alaninamide crystal forms
Publication number
20030195243
Publication date
Oct 16, 2003
Pfizer Inc.
Douglas J. M. Allen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Diphosphate salt of a 4" -substituted-9-deoxo-9A-AZA-9A-homoerythro...
Publication number
20030092642
Publication date
May 15, 2003
Robert J. Rafka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel crystalline forms of (3S-trans)-2-[3,4-dihydro-4-hydroxy-3-(p...
Publication number
20020035144
Publication date
Mar 21, 2002
Douglas J.M. Allen
C07 - ORGANIC CHEMISTRY