Patent · US Active

Transdermal therapeutic system with crystallization-inhibiting protective film (release liner)

US8557279B2 · kind B2 · utility

0Cited by

3References

18Claims

0Family size

Assignee

Bayer Intellectual Property GmbH · DE

Inventors

Stefan Bracht · Hohen Neuendorf, DE
Ildiko Terebesi · Berlin, DE
Thomas Langguth · Jena, DE

Key dates

Filing date	Sep 6, 2011
Grant date	Oct 15, 2013
Priority date	—
Expiry date	Sep 6, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P17/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to pharmaceutical formulations, in particular to transdermal therapeutic systems, which are characterized in that little or no active ingredient crystallizes out at the interface between the removable protective film (release liner) and the active-ingredient-containing matrix.

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