Granted Patent
Utility
US 5,908,155 · App. 08/887,491
Powder discharge apparatus and method for using the same
Inventors:
Richard J. Duffy, Eugene D. Sessa
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Jul 2, 1997
Inventors
Richard J. Duffy
Eugene D. Sessa
Assignee (at issue)
Nylok Fastener Corporation
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.