Patent · US Expired

Postage and mailing information applying system

US4725718A · kind A · utility

320Cited by
11References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1985
Grant dateFeb 16, 1988
Priority date
Expiry dateAug 6, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07B2017/00967
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A postage and mailing information system wherein an encrypted message based upon postage and mail address information is created. This encrypted message is used in the determination of authenticity. Another aspect of the invention resides in placing the encrypted message in the address field of a mail piece for authentication by an automatic high speed sorter.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.