U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Automated system for management of licensed software

Patent 5790664 Issued on August 4, 1998. Estimated Expiration Date: Icon_subject February 26, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Modular software security
Patent #: 4888798
Issued on: 12/19/1989
Inventor: Earnest

Network license server
Patent #: 5023907
Issued on: 06/11/1991
Inventor: Johnson, et al.

Apparatus and method for licensing software on a network of computers
Patent #: 5138712
Issued on: 08/11/1992
Inventor: Corbin

Management interface for license management system
Patent #: 5204897
Issued on: 04/20/1993
Inventor: Wyman

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Patent #: 5260999
Issued on: 11/09/1993
Inventor: Wyman

Method for licensing software
Patent #: 5375206
Issued on: 12/20/1994
Inventor: Hunter, et al.

License document interchange format for license management system
Patent #: 5438508
Issued on: 08/01/1995
Inventor: Wyman

Secure software rental system using continuous asynchronous password verification
Patent #: 5495411
Issued on: 02/27/1996
Inventor: Ananda

5548645

Distributed license administration system using a local policy server to communicate with a license server and control execution of computer programs
Patent #: 5579222
Issued on: 11/26/1996
Inventor: Bains, et al.

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Inventors

Application

No. 607081 filed on 02/26/1996

US Classes:

709/203Client/server

Examiners

Primary: Cangialosi, Salvatore

Attorney, Agent or Firm

International Class

H04L 009/00

Abstract

Methods and apparatuses are disclosed for providing a system for automatically tracking use of a software and also for determining whether the software is validly licensed and enabling or disabling the software accordingly. Exemplary systems involve attaching a licensing system module to a software application. Records of valid licenses are stored in the database maintained by the software provider. The licensing system module transparently forms a license record inquiry message. The message is transparently sent to the database over a public network, such as the Internet, to determine whether a valid license record exists in the database for the software application. The database forms and returns an appropriate response message that is interpreted by the licensing system module. The software application can then be appropriately enabled or disabled by the licensing system module. The receipt of the license record inquiry can be recorded in the database to monitor software use.

Other References

  • Elan Computer Group, Inc., "Elan License Manager Technical Overview", pp. 1-10, (1995)
  • GLOBEtrotter Software, Inc., "FLEXIm End User Manual", Chapters 1-7, (1996)
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