Granted Patent
Utility
US 4,869,847 · App. 07/026,404
Microdisperse polymer/liquid crystal composite
Inventors:
Thomas M. Leslie, Garo Khanarian
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Mar 16, 1987
Inventors
Thomas M. Leslie
Garo Khanarian
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.