Granted Patent
Utility
US 6,073,787 · App. 09/049,262
Carrier plate assembly for a slackless drawbar assembly
Inventors:
David W. Daugherty, Jr., Scott Natschke, Michael E. Ring
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Mar 27, 1998
Inventors
David W. Daugherty, Jr.
Scott Natschke
Michael E. Ring
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.