Granted Patent
Utility
US 6,017,991 · App. 09/131,494
Polyolefin film composition and resins useable therefore and related making method
Inventors:
Donald Kendall Drummond, Joseph A. Radosta, Donald Richard Deutsch
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Aug 10, 1998
Inventors
Donald Kendall Drummond
Joseph A. Radosta
Donald Richard Deutsch
Assignee (at issue)
Minerals Technologies Inc.
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.