Granted Patent
Utility
US 5,848,639 · App. 08/788,682
Non-metallic flow divider
Inventors:
Edward E. Flesburg, Raymond D. Stratton, Steven M. Shaffer, Douglas B. Penney
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Jan 24, 1997
Inventors
Edward E. Flesburg
Raymond D. Stratton
Steven M. Shaffer
Douglas B. Penney
Assignees (at issue)
Caterpillar Inc.
MODINE MANUFACTURING COMPANY
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.