Granted Patent
Utility
US 5,629,014 · App. 08/476,418
Foam laminate transdermal patch
Inventors:
Alfred Kwiatek, Ludwig Weimann, Wayne C. Pollock, Sharad K. Govil
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Jun 7, 1995
Inventors
Alfred Kwiatek
Ludwig Weimann
Wayne C. Pollock
Sharad K. Govil
Assignee (at issue)
Bertek, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.