Granted Patent
Utility
US 5,248,530 · App. 07/800,774
Heat sealable coextruded LCP film
Inventors:
Randy D. Jester, Detlef Frank
Patented Case
View Patent ↗
Granted: Sep 28, 1993
Filed: Nov 27, 1991
Inventors
Randy D. Jester
Detlef Frank
Assignee (at issue)
Hoechst Celanese Corporation
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.