WM

William H. McKenna

PP Purdue Pharma: 2 patents #16 of 48Top 35%
PP Purdue Pharmaceuticals: 2 patents #4 of 7Top 60%
Overall (2018): #90,718 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10076498 Tamper resistant dosage forms Richard O. Mannion, Edward P. O'Donnell, Haiyong Hugh Huang 2018-09-18
10076499 Tamper resistant dosage forms Richard O. Mannion, Edward P. O'Donnell, Haiyong Hugh Huang 2018-09-18