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

David A. Brain — 2 Patents

FMFmc: 2 patents #674 of 1,735Top 40%
Fryeburg, ME: #270 of 504 inventorsTop 55%
Maine: #1,590 of 4,281 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David A. Brain has been granted 2 US patents while listed as an inventor at Fmc. The first was granted in 2017 and the most recent in June 2020. David A. Brain ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David A. Brain in Fryeburg, ME, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10667516 Use of 3-isoxazolidinones as selective herbicides in grass and Brassica crops Paul Nicholson, Sandra L. Shinn, Robert F. Pepper 2020-06-02 $93,547,000
9814237 Use of 3-isoxazolidinones as selective herbicides in grass and brassica crops Paul Nicholson, Sandra L. Shinn, Robert F. Pepper 2017-11-14 $68,330,000