Granted Patent
Utility
US 4,642,860 · App. 06/787,598
Apparatus for lubricating and dissipating heat from cheek plates of a textile crimping mechanism
Inventors:
Lotfy L. Saleh, John A. Turton, Steven Matthews
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Oct 15, 1985
Inventors
Lotfy L. Saleh
John A. Turton
Steven Matthews
Assignee (at issue)
Celanese 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.