Granted Patent
Utility
US 4,369,715 · App. 06/174,080
Resilient hinge assembly for a display structure
Inventors:
Brian E. Ingersoll, Ferris L. Hutchins, Jr.
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: Jul 31, 1980
Inventors
Brian E. Ingersoll
Ferris L. Hutchins, Jr.
Assignee (at issue)
The Mead 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.