Granted Patent
Utility
US 6,004,431 · App. 09/028,627
Headbox with active local flow control
Inventor:
Scott B. Pantaleo
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Feb 24, 1998
Inventor
Scott B. Pantaleo
Assignee (at issue)
Beloit 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.