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

William DeMaio — 4 Patents

Pfizer: 4 patents #1,263 of 5,153Top 25%
Collegeville, PA: #202 of 630 inventorsTop 35%
Pennsylvania: #19,360 of 74,527 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
William DeMaio has been granted 4 US patents while listed as an inventor at Pfizer. The first was granted in 2008 and the most recent in March 2013. William DeMaio ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list William DeMaio in Collegeville, PA, US.

Patents per Year

Patents granted per year, 2008 to 2013Bar chart with a peak of 2 patents in 2009.peak 22008: 1 patents20082009: 2 patents20092013: 1 patents2013

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8389698 Tanaproget derivatives, metabolites, and uses thereof Li Shen, Kelly Keating, Oliver J. McConnell, Appavu Chandrasekaran 2013-03-05
7569679 Tanaproget derivatives, metabolites, and uses thereof Li Shen, Kelly Keating, Oliver J. McConnell, Appavu Chandrasekaran 2009-08-04 $171,865,000
7534766 Glucuronide metabolites and epimers thereof of tigecycline Ronald Jordan, Matthew Hoffmann 2009-05-19 $136,636,000
7402687 Dihydrobenzofuran derivatives and uses thereof Gary P. Stack, Jianyao Wang, Ronald Jordan, John Chuck Lem Erve, Rasmy Talaat +1 more 2008-07-22 $64,674,000