Granted Patent
Utility
US 5,400,921 · App. 08/124,923
Powdered lubricant applicator
Inventors:
Jack D. Smith, Edward M. McCarthy, Peter Neu, Robert J. Beach, Robert C. Curtis
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Sep 21, 1993
Inventors
Jack D. Smith
Edward M. McCarthy
Peter Neu
Robert J. Beach
Robert C. Curtis
Assignee (at issue)
Chem-Trend Limited Partnership
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.