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USPTO Patent Rankings Data through Dec 31, 2025
JB

John D. Bu'Lock — 5 Patents

Pfizer: 3 patents #1,614 of 5,153Top 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John D. Bu'Lock has been granted 5 US patents while listed as an inventor at Pfizer. The first was granted in 1982 and the most recent in November 1998. John D. Bu'Lock ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John D. Bu'Lock in Marple, NY, GB.

Patents per Year

Patents granted per year, 1982 to 1998Bar chart with a peak of 1 patents in 1982.peak 11982: 1 patents19821991: 1 patents19911992: 1 patents19921995: 1 patents19951998: 1 patents1998

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5840704 Antiparasitic agents and process for their preparation Stephen Paul Gibson, Alexander C. Goudie, Kelvin S. Holdom 1998-11-24 $393,057,000
5451511 Process for the preparation of antiparasitic agents Stephen Paul Gibson, Alexander C. Goudie, Kelvin S. Holdom 1995-09-19 $82,790,000
5089480 Antiparasitic agents Stephen Paul Gibson, Alexander C. Goudie, Kelvin S. Holdom 1992-02-18 $31,714,000
5008383 Surface-active agents James K. Sutherland, Michael Donnelly 1991-04-16
4357424 Process for the continuous production of fermentation alcohol 1982-11-02