Granted Patent
Utility
US 5,713,261 · App. 08/664,389
Slack adjustable force transmitting cylinder
Inventors:
Michael E. Ring, Scott Natschke, Michael G. Hawryszkow
Patented Case
View Patent ↗
Granted: Feb 3, 1998
Filed: Jun 14, 1996
Inventors
Michael E. Ring
Scott Natschke
Michael G. Hawryszkow
Assignee (at issue)
Westinghouse Air Brake Co.
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.