Patent · US Active

Tamper resistant transdermal dosage form

US8778382B2 · kind B2 · utility

3Cited by

138References

20Claims

0Family size

Assignee

PURDUE PHARMA L.P. · US

Inventors

Stephen A. Howard · Flemington, US
Bruce Reidenberg · Upper Montclair, US

Key dates

Filing date	Apr 30, 2004
Grant date	Jul 15, 2014
Priority date	—
Expiry date	Aug 27, 2027

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P25/36
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention comprises a transdermal dosage form comprising an active agent component comprising an active agent and an adverse agent component comprising an adverse agent, wherein the active agent component defines at least one channel extending substantially there through.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.