Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chris Helal — 4 Patents

Pfizer: 4 patents #1,263 of 5,153Top 25%
Mystic, CT: #76 of 230 inventorsTop 35%
Connecticut: #10,205 of 34,797 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Chris Helal has been granted 4 US patents while listed as an inventor at Pfizer. The first was granted in 2004 and the most recent in April 2017. Chris Helal ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Chris Helal in Mystic, CT, US.

Patents per Year

Patents granted per year, 2004 to 2017Bar chart with a peak of 2 patents in 2004.peak 22004: 2 patents20042006: 1 patents20062017: 1 patents2017

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9617275 Heteroaromatic compounds and their use as dopamine D1 ligands Jotham Wadsworth Coe, John Arthur Allen, Jennifer Elizabeth Davoren, Amy Beth Dounay, Ivan Viktorovich Efremov +9 more 2017-04-11 $241,476,000
7078529 Imidazole derivatives Mark Sanner, Christoper B. Cooper, Frank S. Menniti, Patricia Seymour, Michael Ahlijanian +2 more 2006-07-18 $914,508,000
6756385 Imidazole derivatives Mark Sanner, Christoper B. Cooper, Frank S. Menniti, Michael Ahlijanian, Annabella Villalobos +2 more 2004-06-29 $204,847,000
6720427 Thiazole derivatives Mark Sanner, Christopher B. Cooper 2004-04-13 $281,596,000