Granted Patent
Utility
US 6,706,240 · App. 10/095,245
Method of making niobium and other metal powders
Inventors:
Kurt A. Habecker, James A. Fife
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Mar 11, 2002
Inventors
Kurt A. Habecker
James A. Fife
Assignee (at issue)
Cabot 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.