Granted Patent
Utility
US 5,449,917 · App. 08/226,390
Method and apparatus for forming a plurality of tracks in a flexible workpiece with a high energy particle
Inventor:
James George Clements
Patented Case
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Granted: Sep 12, 1995
Filed: Apr 12, 1994
Inventor
James George Clements
Assignee (at issue)
CoStar Group, 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.