Granted Patent
Utility
US 5,508,076 · App. 08/194,427
Layered preform
Inventor:
Stephen A. Bright
Patented Case
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Granted: Apr 16, 1996
Filed: Feb 10, 1994
Inventor
Stephen A. Bright
Assignee (at issue)
Electra Form, 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.