Patent assignee · US · COMPANY

PURDUE PHARMACEUTICALS L.P.

81Patents
77Active
81Granted
52Portfolio score

Filing activity: Oct 30, 2008 → Apr 9, 2025 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8389007B2 Pharmaceutical composition containing gelling agent Human Necessities 95 Active
US8524275B2 Pharmaceutical formulations containing opioid agonist, opioid antagonist and gelling agent Human Necessities 94 Active
US8609683B2 Pharmaceutical formulation containing gelling agent Human Necessities 86 Active
US8529948B1 Pharmaceutical formulation containing gelling agent Human Necessities 81 Active
US9060976B2 Pharmaceutical formulation containing gelling agent Human Necessities 76 Active
US9044435B2 Pharmaceutical formulation containing gelling agent Human Necessities 59 Active
US8871265B2 Pharmaceutical formulation containing gelling agent Human Necessities 55 Active
US9034376B2 Pharmaceutical formulation containing gelling agent Human Necessities 50 Active
US8999961B2 Pharmaceutical formulation containing gelling agent Human Necessities 44 Active
US8894988B2 Tamper resistant dosage forms Performing Operations; Transporting 41 Active
US8911719B2 Tamper resistant dosage forms Performing Operations; Transporting 40 Active
US9084816B2 Tamper resistant dosage forms Performing Operations; Transporting 37 Active
US9095615B2 Tamper resistant dosage forms Performing Operations; Transporting 28 Active
US9095614B2 Tamper resistant dosage forms Performing Operations; Transporting 27 Active
US9492391B2 Tamper resistant dosage forms Performing Operations; Transporting 26 Active
US9308171B2 Pharmaceutical formulation containing gelling agent Human Necessities 25 Active
US9492389B2 Tamper resistant dosage forms Performing Operations; Transporting 25 Active
US9387173B2 Pharmaceutical formulation containing gelling agent Human Necessities 25 Active
US9387174B2 Pharmaceutical formulation containing gelling agent Human Necessities 25 Active
US9308170B2 Pharmaceutical formulation containing gelling agent Human Necessities 24 Active
US9101661B2 Tamper resistant dosage forms Performing Operations; Transporting 24 Active
US9492392B2 Tamper resistant dosage forms Performing Operations; Transporting 23 Active
US9492393B2 Tamper resistant dosage forms Performing Operations; Transporting 23 Active
US9486412B2 Tamper resistant dosage forms Performing Operations; Transporting 22 Active
US9492390B2 Tamper resistant dosage forms Performing Operations; Transporting 22 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.