Granted Patent
Utility
US 5,725,814 · App. 08/477,437
Extrusion of an article of varying content
Inventor:
Holton E. Harris
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Jun 7, 1995
Inventor
Holton E. Harris
Assignee (at issue)
Harrel, 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.