Granted Patent
Utility
US 5,797,235 · App. 08/732,237
Double skin composite structures
Inventors:
Hugh Gordon Bowerman, Bassam Adeeb Burgan
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Jan 29, 1997
Inventors
Hugh Gordon Bowerman
Bassam Adeeb Burgan
Assignee (at issue)
British Steel plc.
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.