Granted Patent
Utility
US 6,692,589 · App. 10/421,774
Aircraft structure element made of an Al-Cu-Mg- alloy
Inventors:
Timothy Warner, Philippe Lassince, Philippe Lequeu
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Apr 24, 2003
Inventors
Timothy Warner
Philippe Lassince
Philippe Lequeu
Assignee (at issue)
Pechiney Rhenalu
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.