Granted Patent
Utility
US 6,042,986 · App. 09/069,390
Portal localization radiographic element and method of imaging
Inventors:
Robert E. Dickerson, Stephen A. Hershey, James C. Bolthouse
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Apr 29, 1998
Inventors
Robert E. Dickerson
Stephen A. Hershey
James C. Bolthouse
Assignee (at issue)
EASTMAN KODAK 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.