Patent · US Active

Tamper resistant transdermal dosage form

US8790689B2 · kind B2 · utility

4Cited by

136References

17Claims

0Family size

Assignee

PURDUE PHARMA L.P. · US

Inventors

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

Key dates

Filing date	Nov 18, 2005
Grant date	Jul 29, 2014
Priority date	—
Expiry date	Aug 31, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K31/485
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.