Granted Patent
Utility
US 6,011,913 · App. 09/168,507
Method and apparatus for determination of spacecraft drag
Inventors:
Douglas John Claffey, Paul Graziani, James Tucholski, Don Dichmann
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Oct 8, 1998
Inventors
Douglas John Claffey
Paul Graziani
James Tucholski
Don Dichmann
Assignee (at issue)
Analytical Graphics 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.