Granted Patent
Utility
US 5,256,018 · App. 07/971,007
Clip-on fastener
Inventors:
Hans R. Rattmann, James Clinch, James H. Laarman
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Nov 2, 1992
Inventors
Hans R. Rattmann
James Clinch
James H. Laarman
Assignee (at issue)
Eaton 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.