Granted Patent
Utility
US 4,939,510 · App. 07/433,396
Broadband communications RF packet collision detection
Inventors:
Michael S. Masheff, Graig A. Gemmer
Patented Case
View Patent ↗
Granted: Jul 3, 1990
Filed: Nov 7, 1989
Inventors
Michael S. Masheff
Graig A. Gemmer
Assignee (at issue)
E-Systems, Inc.
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.