Granted Patent
Utility
US 4,859,528 · App. 07/128,382
Composite tooling
Inventors:
Frank Wen-Chi Lee, Jon D. Neuner, Kenneth S. Baron
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Dec 3, 1987
Inventors
Frank Wen-Chi Lee
Jon D. Neuner
Kenneth S. Baron
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.