Granted Patent
Utility
US 6,376,588 · App. 07/776,014
Water soluble mold release composition for elastomeric compounds
Inventor:
Edward C. Y. Nieh
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Oct 15, 1991
Inventor
Edward C. Y. Nieh
Assignee (at issue)
HUNTSMAN PETROCHEMICAL LLC
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.