Granted Patent
Utility
US 4,873,802 · App. 07/121,496
Plastic module rigidizing system
Inventor:
Donald E. Dahowski
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Nov 17, 1987
Inventor
Donald E. Dahowski
Assignee (at issue)
Quaker Plastic 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.