BC

Burton G. Christensen

Merck: 118 patents #10 of 9,382Top 1%
MP Microcide Pharmaceuticals: 7 patents #6 of 32Top 20%
MK Meiji Seika Kaisha: 1 patents #353 of 752Top 50%
📍 Metuchen, NJ: #2 of 243 inventorsTop 1%
🗺 New Jersey: #136 of 69,400 inventorsTop 1%
Overall (All Time): #9,018 of 4,157,543Top 1%
126
Patents All Time

Issued Patents All Time

Showing 1–25 of 126 patents

Patent #TitleCo-InventorsDate
5789584 Substituted-pyridinyl cephalosporin antibiotics active against methicillin resistant bacteria In-Seop Cho, Tomasz Glinka, Scott Hecker 1998-08-04
5756493 Cephalosporin antibiotics Scott Hecker, In-Seop Cho, Tomasz Glinka 1998-05-26
5698547 Cephalosporin antibiotics In-Seop Cho, Tomasz Glinka, Scott Hecker, Ving J. Lee, Zhijia J. Zhang 1997-12-16
5688786 .beta.-lactam antibiotics Tomasz Glinka, Ving J. Lee, Scott Hecker 1997-11-18
5607926 Cephalosporin antibiotics Scott Hecker, In-Seop Cho, Tomasz Glinka 1997-03-04
5604218 Cephalosporin antibiotics Scott Hecker, In-Seop Cho, Tomasz Glinka, Ving J. Lee 1997-02-18
5593986 Cephalosporin antibiotics In-Seop Cho, Tomasz Glinka, Scott Hecker 1997-01-14
5547978 Derivatives of pyrrolidin-2-ylcarbonylheterocyclic compounds Takashi Egawa, Yasuyuki Ichimaru, Shokichi Ohuchi, Tsuneo Okonogi, Arthur A. Patchett +2 more 1996-08-20
5140030 2-aza-substituted 1-carbadethiapen-2-em-3-carboxylic acids Ronald W. Ratcliffe, John C. Chabala 1992-08-18
5137884 N-tetrazolyl beta-lactams W. Alexander Andrus, James V. Heck 1992-08-11
5055573 Process for preparing 1-carba-2-penem-3-carboxylic acid Lovji D. Cama 1991-10-08
5021566 6- and 6,6-disubstituted-3-substituted-1-azabicyclo(3.2.0)hept-2-en-7-one-2-car boxylic acids Ronald W. Ratcliff 1991-06-04
4997936 2-carbamimidoyl-6-substituted-1-carbadethiapen-2-em-3-carboxylic acids David B. R. Johnston, Susan M. Schmitt 1991-03-05
4994568 6- and 4-substituted-1-azabicyclo(3.2.0)heptan-3, 7-dione-2-carboxylates 1991-02-19
4992542 2-substituted-6-carbadethiapen-2-em-3-carboxylic acids David B. R. Johnston, Susan M. Schmitt 1991-02-12
4892869 2-aza substituted-1-carbadethiapen-2-em-3-carboxylic acids Ronald W. Ratcliffe, John C. Chabala 1990-01-09
4873324 Process for chiral synthesis of 1-beta-methyl-carbapenem intermediates Lovji D. Cama, Susan M. Schmitt 1989-10-10
4839352 N-acyl derivatives of thienamycin Louis Barash, John Hannah, William J. Leanza, David H. Shih 1989-06-13
4833167 2-aza-substituted 1-carbadethiapen-2-em-3-carboxylic acids John C. Chabala, Ronald W. Ratcliffe 1989-05-23
4820817 Process for preparing 3-substituted-6-substituted-7-oxo-1-azabicycl(3.2.0)-hept-2-ene-2-carbox ylic acid Ronald W. Ratcliffe 1989-04-11
4806527 Avermectin derivatives Helmut Mrozik, Michael H. Fisher 1989-02-21
4783453 2-aza-substituted 1-carbadethiapen-2-em-3-carboxylic acids Ronald W. Ratcliffe, John C. Chabala 1988-11-08
4782051 2-aza-substituted 1-carbadethiapen-2-em-3 carboxylic acids John C. Chabala, Ronald W. Ratcliffe 1988-11-01
4775669 1-carba-2-penem-3-carboxylic acid Lovji D. Cama 1988-10-04
4748162 6-substituted-2-carbaminidoyl-pen-2-em-3-carboxylic acids William J. Leanza, Frank P. DiNinno, Ronald W. Ratcliffe 1988-05-31