JZ

Joseph Zeldis

Pfizer: 12 patents #387 of 5,153Top 8%
Overall (All Time): #424,453 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7842834 Process for the synthesis of sulfonyl halides and sulfonamides from sulfonic acid salts Ronald Michalak, Jean Louise Helom 2010-11-30
7687666 Methods for preparing sulfonamide substituted alcohols and intermediates thereof Anita Wai-Yin Chan, Jianxin Ren, Mousumi Ghosh, Arkadiy Zinoviy Rubezhov, Panolil Raveendranath 2010-03-30
7541485 Methods for preparing glutamic acid derivatives Ronald Michalak, Mel Jennings, David Blum, Timothy Doyle 2009-06-02
7361773 Preparation of N1-(2'-pyridyl)-1,2-propanediamine sulfamic acid and its use in the synthesis of biologically active piperazines Anita Wai-Yin Chan, Gregg Feigelson, Ivo L. Jirkovsky 2008-04-22
7276611 Process for synthesizing beta-lactamase inhibitor intermediates Michael W. Winkley, Anita Wai-Yin Chan, Ivo L. Jirkovsky, Kenneth Alfred Martin Kremer, Antonia Nikitenko +4 more 2007-10-02
7256289 Process for making chiral 1,4-disubstituted piperazines Ivo L. Jirkovsky, Gregg Feigelson 2007-08-14
7179911 Method for preparing hydroxamic acids Ting-Zhong Wang, Lalitha Krishnan, Jeremy Levin, Jean Schmid, Mellard Jennings +2 more 2007-02-20
7091349 Process for synthesizing N-aryl piperazines with chiral N′-1-[benzoyl(2-pyridyl)amino]-2-propane substitution Gregg Feigelson, Ivo L. Jirkovsky 2006-08-15
7019137 Process for making chiral 1,4-disubstituted piperazines Ivo L. Jirkovsky, Gregg Feigelson 2006-03-28
6784294 Preparation of N1-(2′-pyridyl)-1,2-propanediamine sulfamic acid and its use in the synthesis of biologically active piperazines Anita Wai-Yin Chan, Gregg Feigelson, Ivo L. Jirkovsky 2004-08-31
6713626 Process for synthesizing N-aryl piperazines with chiral N′-1-[benzoyl(2-pyridyl)amino]-2-propane substitution Gregg Feigelson, Ivo L. Jirkovsky 2004-03-30
6649779 Estrenes Michael Z. Kagan, Fangming Kong, Leonard A. McDonald, Panolil Raveendranath, Syed M. Shah 2003-11-18