Granted Patent
Utility
US 6,467,439 · App. 09/547,765
Steam generator tube support grid array
Inventors:
John P. Cook, William J. Heilker, Daniel A. Peck
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Apr 12, 2000
Inventors
John P. Cook
William J. Heilker
Daniel A. Peck
Assignee (at issue)
Westinghouse Electric Company LLC
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.