Granted Patent
Utility
US 5,015,722 · App. 07/504,310
Melt-processable polyester capable of forming an anisotropic melt which exhibits a highly attractive balance between its molding and heat deflection temperatures
Inventors:
Larry F. Charbonneau, John A. Flint, Gabor Kiss, James P. Shepherd
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Apr 4, 1990
Inventors
Larry F. Charbonneau
John A. Flint
Gabor Kiss
James P. Shepherd
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.