Patent assignee · GB · COMPANY

Verona Pharma PLC

17Patents
16Active
17Granted
51Portfolio score

Filing activity: Feb 24, 2004 → Nov 15, 2024 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9062047B2 Crystalline form of pyrimido[6,1-A] isoquinolin-4-one compound Human Necessities 14 Active
US7378424B2 Derivatives of pyrimido[6, 1-A]isoquinolin-4-one Human Necessities 14 Expired
US8242127B2 Derivatives of pyrimido[6,1-A]isoquinolin-4-one Human Necessities 13 Active
US9700558B2 Drug combination of PDE3/PDE4 inhibitor and muscarinic receptor antagonist Human Necessities 10 Active
US9717732B2 Drug combination Human Necessities 10 Active
US9956171B2 Liquid inhalation formulation comprising RPL554 Human Necessities 8 Active
US10463665B2 Salt of a pyrimido[6,1-A]isoquinolin-4-one compound Human Necessities 7 Active
US10471063B2 Drug combination of PDE3/PDE4 inhibitor and muscarinic receptor antagonist Human Necessities 7 Active
US10945950B2 Liquid inhalation formulation comprising RPL554 Human Necessities 6 Active
US10710998B2 Compound and process Chemistry; Metallurgy 6 Active
US10864213B2 Treatment Human Necessities 6 Active
US11491155B2 Salt of a pyrimido[6,1-A]isoquinolin-4-one compound Human Necessities 5 Active
US11759467B2 Treatment Human Necessities 4 Active
US12168011B2 Formulation production process Human Necessities 2 Active
US12251384B1 Particulate composition Human Necessities 1 Active
US12194045B1 Particulate composition Human Necessities 1 Active
US12409180B2 Formulation production process Human Necessities 0 Active

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