Granted Patent
Utility
US 5,508,487 · App. 08/220,246
High voltage circuit interrupting device operating mechanism including trip latch assembly
Inventors:
David W. Smith, Jeffry R. Meyer
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Mar 30, 1994
Inventors
David W. Smith
Jeffry R. Meyer
Assignee (at issue)
ABB Power T&D Company 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.