Granted Patent
Utility
US 4,994,220 · App. 07/590,528
Process for injection molding of injection molded parts of plasticized liquid crystal polymer material
Inventors:
Lothar Gutjahr, Wolfgang Nesch
Patented Case
View Patent ↗
Granted: Feb 19, 1991
Filed: Sep 28, 1990
Inventors
Lothar Gutjahr
Wolfgang Nesch
Assignee (at issue)
Kloeckner-Ferromatik Desma GmbH
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.