Granted Patent
Utility
US 6,550,342 · App. 09/726,061
Circumferential strain attenuator
Inventors:
Paul F. Croteau, Daniel L. Gysling, James M. Diener
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Nov 29, 2000
Inventors
Paul F. Croteau
Daniel L. Gysling
James M. Diener
Assignee (at issue)
Weatherford/Lamb, 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.