Patents Assigned to LTS Lohmann - Justia Patents Search

Patents Assigned to LTS Lohmann

Transdermal system exhibiting graduated drug release and its use for the local or systemic administration of active substances

Patent number: 5176917

Abstract: The present invention relates to a transdermal system with graduated drug release and to its use for the local or systemic dermal drug administration in human and veterinary medicine, or in cosmetics.

Type: Grant

Filed: July 12, 1991

Date of Patent: January 5, 1993

Assignee: LTS Lohmann

Inventor: Walter Muller
Plaster used as therapeutic system for the administration of active substances to the skin which exhibits a graduated active substance release, process for the production of the plaster and the use thereof

Patent number: 5176915

Abstract: The present invention relates to a plaster used as therapeutic system for the administration of active substances to the skin exhibiting an graduated active substance release, to the process for the production of such a plaster, and to the use for the local or systemic dermal adminstration of active substances in the human or veterinary medicine, or in cosmetics.

Type: Grant

Filed: June 20, 1991

Date of Patent: January 5, 1993

Assignee: LTS Lohmann

Inventor: Annegrete Hoffmann