Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
GS

Gary P. Stack — 92 Patents

Pfizer: 61 patents #2 of 5,153Top 1%
APAmerimas Home Products: 31 patents #15 of 715Top 3%
EPElan Pharmaceuticals: 2 patents #115 of 269Top 45%
Yeadon, PA: #1 of 270 inventorsTop 1%
Pennsylvania: #180 of 74,527 inventorsTop 1%
Overall (All Time): #17,129 of 4,157,543Top 1%
92 Patents All Time
Gary P. Stack has been granted 92 US patents while listed as an inventor at Pfizer. The first was granted in 1985 and the most recent in June 2010. Gary P. Stack ranks #17,129 of 4,157,543 US inventors in our database (top 0.41%). Patent records list Gary P. Stack in Yeadon, PA, US.

Patents per Year

Patents granted per year, 1985 to 2010Bar chart with a peak of 15 patents in 2003.peak 151985: 1 patents19851987: 1 patents1988: 3 patents19881989: 5 patents1990: 3 patents19901992: 5 patents1993: 6 patents19931996: 1 patents1998: 3 patents19981999: 2 patents2002: 2 patents20022003: 15 patents2004: 11 patents20042005: 11 patents2006: 9 patents20062007: 2 patents2008: 9 patents20082009: 2 patents2010: 1 patents2010

Issued Patents All Time

Showing 26–50 of 92 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6930109 Antidepressant azaheterocyclyl methyl derivatives of 7,8-dihydro-6H-5-oxa-1-aza-phenanthrene Rulin Zhao, Megan Tran, Richard E. Mewshaw 2005-08-16 $152,469,000
6927226 Antidepressant azaheterocyclymethyl derivatives of 7,8-dihydro-3H-6,9-dioxa-1,3-diazacyclopenta[a]naphthalene 2005-08-09 $296,049,000
6919334 Antidepressant azaheterocyclymethyl derivatives of 4,5-dihydroimidazo[1,4,5-de][1,4]benzoxazine Hong Gao 2005-07-19 $152,308,000
6911445 Antidepressant cycloalkylamine derivatives of heterocycle-fused benzodioxans Deborah Evrard, Uresh Shantilal Shah 2005-06-28 $150,644,000
6906206 Antidepressant azaheterocyclylmethyl derivatives of 1,4,5-trioxa-phenanthrene Megan Tran 2005-06-14 $92,533,000
6903110 Antidepressant azaheterocyclylmethyl derivatives of 7,8-dihydro-6H-5-oxa-1-aza-phenanthrene Rulin Zhao, Megan Tran, Richard E. Mewshaw 2005-06-07 $46,013,000
6900223 Dihydrodipyrazolopyridinone inhibitors of B7-1 Neal Green, Steve Y. Tam, Jason Shaoyun Xiang, Audrey Davies, Lihren Chen 2005-05-31 $68,695,000
6861434 Antipsychotic aminomethyl derivatives of 1,3,7,8-tetrahydro-6,9-dioxa-1,3-diaza-cyclopenta[a]-naphthalen-2-one 2005-03-01 $92,259,000
6861427 Azabicyclylmethyl derivatives of 2,3-dihydro-1,4-dioxino[2,3-f]quinoline as 5-HT1A antagonists Adam Matthew Gilbert, Megan Tran 2005-03-01 $92,259,000
6821981 Azaheterocyclylmethyl derivatives of 2,3-dihydro-1,4-dioxino[2,3-f]-quinoline as 5-HT1A antagonists Megan Tran, Jonathan Laird Gross, George E. M. Husbands 2004-11-23 $64,524,000
6815448 Azaheterocyclylmethyl derivatives of 7,8-dihydro-1,6,9-trioxa-3-aza-cyclopenta[a]naphthalene as 5-HT1A antagonists Megan Tran 2004-11-09 $135,532,000
6803368 Antipsychotic aminomethyl derivatives of 7,8-dihydro-3H-6,9-dioxa-1,3-diaza-cyclopenta[a]naphthalene James A. Nelson 2004-10-12 $132,633,000
6800642 Antipsychotic aminomethyl derivatives of 7,8-dihydro-2,6,9-trioxa-3-aza-cyclopenta[a]naphthalene Megan Tran 2004-10-05 $38,333,000
6800637 Antidepressant indolealkyl derivatives of heterocycle-fused benzodioxan methylamines Michael Byron Webb, Deborah Evrard, Dahul Zhou 2004-10-05 $38,333,000
6800641 Antipsychotic aminomethyl derivatives of 7,8-dihydro-3H-6,9-dioxa-2,3-diaza-cyclopenta[a]naphthalene Megan Tran 2004-10-05 $38,333,000
6800648 Antipsychotic aminomethyl derivatives of 7,8-dihydro-3H-1,6,9-trioxa-3-AZA-cyclopenta[a]naphthalen-2-one Megan Tran 2004-10-05 $38,333,000
6780860 Azabicyclylmethyl derivatives of 7,8-dihydro-1,6,9-trioxa-3-aza-cyclopenta[a]naphthalene as 5-ht1a antagonists Adam Matthew Gilbert, Megan Tran 2004-08-24 $138,543,000
6750364 Bridged tricyclic analogs of 2-(carboxycyclopropyl)glycine as inhibitors of glutamate transport John Burton Dunlop, Alexander Greenfield, Jonathan Laird Gross 2004-06-15 $284,109,000
6706736 Antidepressant azaheterocyclylmethyl derivatives of oxaheterocycle-fused-[1,4]-benzodioxans Hong Gao, Elizabeth S. Gildersleeve 2004-03-16 $77,128,000
6700001 Process for stereoselective synthesis of 2-hydroxymethyl chromans Jonathan Laird Gross 2004-03-02 $111,639,000
6667322 Antidepressant chroman and chromene derivatives of 3-(1,2,3,6-tetrahydro-4-pyridinyl)-1H-indole Jonathan Laird Gross, Richard E. Mewshaw 2003-12-23 $192,002,000
6656950 Antidepressant azaheterocyclylmethyl derivatives of 1,4-dioxino[2,3-b]pyridine Megan Tran 2003-12-02 $75,509,000
6656947 Antidepressant azaheterocyclylmethyl derivatives of 2,3-dihydro-1,4-dioxino[2,3-f]quinazoline George E. M. Husbands 2003-12-02 $75,509,000
6656951 8-aza-bicyclo[3.2.1]octan-3-ol derivatives of 2,3-dihydro-1,4-benzodioxan as 5-HT1A antagonists Adam Matthew Gilbert 2003-12-02 $75,509,000
6627639 Uses for indoletetrahydropyridine derivatives of 2,3-dihydro-7H-[1,4]dioxino-[2,3-e]indole Megan Tran, Byron A. Bravo 2003-09-30 $441,392,000