The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 18, 1997
Filed:
Nov. 30, 1994
Applicant:
Inventor:
John T Balga, Jr, Stratford, CT (US);
Assignee:
Pitney Bowes Inc., Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L / ;
U.S. Cl.
CPC ...
380 51 ; 380 24 ;
Abstract
An apparatus for printing on a substrate includes a device for printing indicia on a substrate; a control that controls the indicia printing device, the control including apparatus for establishing a communicating link with an external device, the establishing apparatus including a protocol which utilizes an encryption key, the protocol operable for establishing the communicating link if the encryption key is properly used, the control including apparatus for providing a tampering code as part of the indicia if the encryption key is not properly used.