Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WB

Walter A. Blattler — 47 Patents

IMImmunogen: 25 patents #8 of 119Top 7%
DIDana-Farber Cancer Institute: 17 patents #30 of 1,343Top 3%
Novartis Ag: 12 patents #241 of 5,128Top 5%
CCChildren'S Medical Center: 5 patents #115 of 1,211Top 10%
Harvard University: 4 patents #525 of 3,600Top 15%
ISImmutep S.A.S.: 3 patents #3 of 9Top 35%
Genentech: 2 patents #1,171 of 2,392Top 50%
Brookline, MA: #64 of 3,196 inventorsTop 3%
Massachusetts: #1,352 of 88,656 inventorsTop 2%
Overall (All Time): #59,580 of 4,157,543Top 2%
47 Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
7476669 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2009-01-13
7276499 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2007-10-02
7217819 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2007-05-15
7097840 Methods of treatment using anti-ErbB antibody-maytansinoid conjugates Sharon Erickson, Ralph Schwall, Mark Sliwkowski 2006-08-29
7008942 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2006-03-07
6706708 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2004-03-16
6630579 Cytotoxic agents comprising modified doxorubicins and daunorubicins and their therapeutic use Ravi V. J. Chari 2003-10-07
6436931 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2002-08-20
6340701 Cytotoxic agents comprising taxanes and their therapeutic use Ravi V. J. Chari 2002-01-22
5846545 Targeted delivery of cyclopropylbenzindole-containing cytotoxic drugs Ravi V. J. Chari, Viktor S. Goldmakher 1998-12-08
5585499 Cyclopropylbenzindole-containing cytotoxic drugs Ravi V. J. Chari, Viktor S. Goldmakher 1996-12-17
5475092 Cell binding agent conjugates of analogues and derivatives of CC-1065 Ravi V. J. Chari, Viktor S. Goldmakher 1995-12-12
5416064 Cytotoxic agents comprising maytansinoids and their therapeutic use Ravi Chari, Victor S. Goldmacher, John M. Lambert 1995-05-16
5395924 Blocked lectins; methods and affinity support for making the same using affinity ligands; and method of killing selected cell populations having reduced non-selective cytotoxicity John M. Lambert, Victor S. Goldmacher, Ravi V. J. Chari, Charles F. Scott, Linda J. Kostuba +2 more 1995-03-07
5239062 Blocked lectins, methods and affinity support for making same using affinity ligands, and method of killing selected cell populations having reduced nonselective cytotoxicity John M. Lambert, Victor S. Goldmacher, Ravi V. J. Chari, Charles F. Scott, Linda J. Kostuba +2 more 1993-08-24
5208020 Cytotoxic agents comprising maytansinoids and their therapeutic use Ravi Chari, Victor S. Goldmacher, John M. Lambert 1993-05-04
4888415 Gelonin immunotoxin John M. Lambert, Peter D. Senter 1989-12-19
4764368 Acid-cleavable compound John M. Lambert 1988-08-16
4625014 Cell-delivery agent Peter D. Senter, John M. Lambert 1986-11-25
4618492 Acid-cleavable compound John M. Lambert, Peter D. Senter 1986-10-21
4569789 Acid-cleavable compound, use in protein conjugates and drug delivery systems John M. Lambert, Peter D. Senter 1986-02-11
4542225 Acid-cleavable compound John M. Lambert, Peter D. Senter 1985-09-17