IP Library Granted Patent US 5,432,850
Granted Patent Utility
US 5,432,850 · App. 08/084,180

Method and apparatus for secure data transmission

Inventor: Michael Rothenberg
Patented Case View Patent ↗
Granted: Jul 11, 1995 Filed: Jun 30, 1993
Inventor
Michael Rothenberg
Assignee (at issue)
Lannet Data Communications Ltd.

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,432,850
App. No.
08/084,180
Filed
1993-06-30
Granted
1995-07-11
Kind
A