Granted Patent
Utility
US 6,644,394 · App. 10/183,099
Braze alloy flow-barrier
Inventors:
Frank F. Kraft, Dave W. Skrzypchak
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jun 25, 2002
Inventors
Frank F. Kraft
Dave W. Skrzypchak
Assignee (at issue)
Brazeway, 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.