Granted Patent
Utility
US 6,663,737 · App. 09/876,310
Core-crush resistant fabric and prepreg for fiber reinforced composite sandwich structures
Inventors:
Hao-Ming Hsiao, Shaw Ming Lee, Robert A. Buyny, Cary Martin
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Jun 7, 2001
Inventors
Hao-Ming Hsiao
Shaw Ming Lee
Robert A. Buyny
Cary Martin
Assignee (at issue)
Hexcel 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.