Granted Patent
Utility
US 6,381,827 · App. 09/663,283
Method for maintaining a clamping force between bolted parts in high temperature
Inventor:
Rolf H. Steinbock
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Sep 15, 2000
Inventor
Rolf H. Steinbock
Assignee (at issue)
Steinbock Machinery 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.