Granted Patent
Utility
US 6,793,838 · App. 09/967,098
Chemical milling process and solution for cast titanium alloys
Inventors:
James O. Hansen, Kenneth C. Long, Michael Jackson, Henry M. Hodgens, II
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Sep 28, 2001
Inventors
James O. Hansen
Kenneth C. Long
Michael Jackson
Henry M. Hodgens, II
Assignee (at issue)
UNITED TECHNOLOGIES CORPORATION
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.