IP Library Granted Patent US 7,356,835
Granted Patent B2
US 7,356,835 · App. 10/926,077 · Granted Apr 8, 2008

Security monitor for PDA attached telephone

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Quick Facts
Patent No.
US 7,356,835
App. No.
10/926,077
Granted
Apr 8, 2008
Kind
B2
Abstract

A user enabled application for monitoring the presence of a PDA connected to a network via a cradle and, in response, ringing a phone in the vicinity of the PDA. The display on the telephone displays a message that asks the user to enter an access code via the telephone dialpad. If the user enters the correct access code then nothing happens and the phone continues to work as normal. If, however, the correct access code is not entered, the system communicates the unauthorized removal of the PDA to pre-selected phone numbers, pager numbers or email addresses. Appropriate steps can then be taken to try to and recover the missing device.

Claims (25)

1. A security system within a network of connected devices, comprising:

a database containing contact information including at least one of a security phone number, user phone number, user pager number or email address;

a server application for periodically monitoring unauthorized removal of at least one of said devices to said network and in the event of detecting unauthorized removal of said at least one device from the network then communicating said unauthorized removal in accordance with said contact with said contact information; and

a phone in the vicinity of said at least one device, said phone operating under control of said server application to generate a display for prompting entry of an access code upon detection of said unauthorized removal, whereby correct entry of said access code prevents communicating said unauthorized removal.

2. The security device of claim 1 , wherein said at least one device is selected from the group comprising a PDA, an IP phone, a router, a printer, a laptop and a PC.

3. A security system within a network of connected devices, comprising;

a database containing contact information;

a server application for periodically monitoring unauthorized removal of at least one of said devices to said network and in the event of detecting unauthorized removal of at least of said at least one device from the network then communicating said unauthorized removal in accordance with said contact information;

a client application for registering a MAC address of at least one of said devices with said server application upon initial connection to the network, whereupon said server application monitors said unauthorized removal by pinging the network for MAC address and in the absence of a response renders said device inoperable; and

a phone in the vicinity of at least one device, said phone operating under control of said server application to generate a display for prompting entry of an access code upon detection of said unauthorized removal, whereby correct entry of said access code prevents communicating said unauthorized removal.

4. The security device of claim 3 , wherein said client application deletes/encrypts at least one internal database of said device for rendering the device inoperable.

5. The security device of claim 3 , wherein said client application encrypts data in at least one internal database of said device for rendering the device inoperable.

6. A method of monitoring devices connected to a network and implementing security measures in the event of disconnection therefrom, comprising:

storing contact information in database, said contact information includes at least one of a security phone number, user phone number, user pager number or email address; and

periodically monitoring unauthorized removal of at least one of said devices to said network; and

in the event of detecting unauthorized removal of said at least one device from the network the i) communicating said unauthorized removal in accordance with said contact information, and ii) generating a display at a phone in the vicinity of said at least one device for prompting entry of an access code upon detection of said unauthorized removal, whereby correct entry of said access code prevents communicating said unauthorized removal.

7. The method of claim 6 , wherein said at least one device is selected from the group comprising a PDA, an IP phone, a router, a printer, a laptop and a PC.

8. A method of monitoring devices connected to a network and implementing security measures in the event of disconnection therefrom, comprising:

storing contact information in a database;

periodically monitoring unauthorized removal of at least one of the devices to the network; and

registering a MAC address of the at least one device upon an initial connection to the network, and subsequently monitoring the connection by pinging the network for the MAC address and

in the event of detecting unauthorized removal of the at least one device from the network then i) communicating the unauthorized removal in accordance with the contact information, and ii) generating a display at a phone in the vicinity of the at least one device for prompting entry of an access code upon detection of the unauthorized removal, whereby correct entry of the access code prevents communicating the unauthorized removal.

9. The method of claim 8 , further including rendering said device inoperable in response to detecting said unauthorized removal.

10. The method of claim 9 , wherein said rendering of said device inoperable includes deleting at least one internal database of said device.

11. The method of claim 9 , wherein said rendering of said device inoperable includes encrypting data in at least one internal database of said device.

Assignments (32)
SECURITY INTEREST Recorded Jun 30, 2025
From: MLN US HOLDCO LLC; MITEL (DELAWARE), INC.; MITEL NETWORKS CORPORATION; MITEL NETWORKS, INC.
To: U.S. PCI SERVICES, LLC
Reel/Frame 071758/0843 →
RELEASE OF SECURITY INTEREST Recorded Jun 24, 2025
From: ANKURA TRUST COMPANY, LLC
To: MITEL (DELAWARE), INC.; MITEL COMMUNICATIONS, INC.; MITEL CLOUD SERVICES, INC.; MITEL NETWORKS, INC.; MITEL NETWORKS CORPORATION
Reel/Frame 071722/0721 →
RELEASE OF SECURITY INTEREST Recorded Jun 24, 2025
From: ACQUIOM AGENCY SERVICES LLC
To: MITEL (DELAWARE), INC.; MITEL NETWORKS, INC.; MITEL NETWORKS CORPORATION
Reel/Frame 071730/0632 →
RELEASE OF SECURITY INTEREST Recorded Jun 24, 2025
From: WILMINGTON SAVINGS FUND SOCIETY, FSB
To: MITEL (DELAWARE), INC.; MITEL COMMUNICATIONS, INC.; MITEL NETWORKS, INC.; MITEL NETWORKS CORPORATION
Reel/Frame 071712/0821 →
SECURITY INTEREST Recorded Jun 20, 2025
From: MITEL (DELAWARE), INC.; MITEL NETWORKS CORPORATION; MITEL NETWORKS, INC.
To: ACQUIOM AGENCY SERVICES LLC
Reel/Frame 071676/0815 →
SECURITY INTEREST Recorded Mar 12, 2025
From: MITEL (DELAWARE), INC.; MITEL NETWORKS CORPORATION; MITEL NETWORKS, INC.
To: ACQUIOM AGENCY SERVICES LLC
Reel/Frame 070689/0857 →
NOTICE OF SUCCESSION OF AGENCY - 5L Recorded Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: ANKURA TRUST COMPANY, LLC
Reel/Frame 069897/0046 →
NOTICE OF SUCCCESSION OF AGENCY - 3L Recorded Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 070006/0268 →
NOTICE OF SUCCCESSION OF AGENCY - 2L Recorded Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 069896/0001 →
NOTICE OF SUCCCESSION OF AGENCY - PL Recorded Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 069895/0755 →
NOTICE OF SUCCESSION OF AGENCY - 4L Recorded Jan 14, 2025
From: UBS AG, STAMFORD BRANCH, AS LEGAL SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: ANKURA TRUST COMPANY, LLC
Reel/Frame 069896/0827 →
SECURITY INTEREST Recorded Oct 31, 2022
From: MITEL NETWORKS CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 061824/0282 →
SECURITY INTEREST Recorded Dec 7, 2018
From: MITEL NETWORKS ULC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047741/0674 →
SECURITY INTEREST Recorded Dec 7, 2018
From: MITEL NETWORKS ULC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 047741/0704 →
RELEASE OF SECURITY INTEREST Recorded Dec 3, 2018
From: CITIZENS BANK, N.A.
To: MITEL NETWORKS CORPORATION
Reel/Frame 048096/0785 →
RELEASE OF SECURITY INTEREST Recorded Mar 25, 2017
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT; BANK OF AMERICA, N.A., (ACTING THROUGH ITS CANADA BRANCH), AS CANADIAN COLLATERAL AGENT
To: MITEL US HOLDINGS, INC.; MITEL NETWORKS CORPORATION; MITEL (DELAWARE), INC.; MITEL NETWORKS, INC.; MITEL COMMUNICATIONS, INC.; MITEL BUSINESS SYSTEMS, INC.
Reel/Frame 042244/0461 →
SECURITY INTEREST Recorded Mar 23, 2017
From: MITEL NETWORKS CORPORATION
To: CITIZENS BANK, N.A.
Reel/Frame 042107/0378 →
SECURITY INTEREST Recorded May 28, 2015
From: MITEL NETWORKS CORPORATION
To: BANK OF AMERICA, N.A.(ACTING THROUGH ITS CANADA BRANCH), AS CANADIAN COLLATERAL AGENT
Reel/Frame 035783/0540 →
RELEASE OF SECURITY INTEREST Recorded May 1, 2015
From: JEFFERIES FINANCE LLC, AS THE COLLATERAL AGENT
To: MITEL US HOLDINGS, INC.; MITEL NETWORKS CORPORATION; MITEL COMMUNICATIONS INC. FKA AASTRA USA INC.
Reel/Frame 035562/0157 →
SECURITY AGREEMENT Recorded Feb 14, 2014
From: MITEL US HOLDINGS, INC.; MITEL NETWORKS CORPORATION; AASTRA USA INC.
To: JEFFERIES FINANCE LLC, AS THE COLLATERAL AGENT
Reel/Frame 032264/0760 →
RELEASE OF SECURITY INTEREST Recorded Feb 10, 2014
From: BANK OF AMERICA, N.A.
To: MITEL NETWORKS CORPORATION; MITEL US HOLDINGS, INC.
Reel/Frame 032210/0245 →
RELEASE OF SECURITY INTEREST Recorded Feb 6, 2014
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: MITEL NETWORKS CORPORATION; MITEL US HOLDINGS, INC.
Reel/Frame 032167/0464 →
RELEASE OF SECURITY INTEREST Recorded Apr 15, 2013
From: BANK OF NEW YORK MELLON, THE; MORGAN STANLEY & CO. INCORPORATED; MORGAN STANLEY SENIOR FUNDING, INC.
To: MITEL NETWORKS CORPORATION
Reel/Frame 030264/0470 →
SECURITY AGREEMENT Recorded Apr 8, 2013
From: MITEL NETWORKS CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 030186/0894 →
SECURITY INTEREST Recorded Apr 8, 2013
From: MITEL NETWORKS CORPORATION
To: WILMINGTON TRUST, N.A., AS SECOND COLLATERAL AGENT
Reel/Frame 030201/0743 →
RELEASE OF SECURITY INTEREST IN PATENTS Recorded Apr 2, 2013
From: WILMINGTON TRUST, NATIONAL ASSOCIATION FKA WILMINGTON TRUST FSB/MORGAN STANLEY & CO. INCORPORATED
To: MITEL NETWORKS CORPORATION
Reel/Frame 030165/0776 →
RELEASE & DISCHARGE OF SECURITY INTEREST Recorded Oct 21, 2008
From: HIGHBRIDGE INTERNATIONAL LLC/BNY TRUST COMPANY OF CANADA
To: MITEL NETWORKS CORPORATION
Reel/Frame 021794/0510 →
SECURITY AGREEMENT Recorded Sep 13, 2007
From: MITEL NETWORKS CORPORATION
To: MORGAN STANLEY & CO. INCORPORATED
Reel/Frame 019817/0847 →
SECURITY AGREEMENT Recorded Sep 13, 2007
From: MITEL NETWORKS CORPORATION
To: MORGAN STANLEY & CO. INCORPORATED
Reel/Frame 019817/0881 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 12, 2005
From: GANCARCIK, EDWARD PETER; KELLY, JAMES MICHAEL
To: MITEL NETWORKS CORPORATION
Reel/Frame 017671/0514 →
SECURITY AGREEMENT Recorded Jul 25, 2005
From: MITEL NETWORKS CORPORATION, A CORPORATION OF CANADA
To: BNY TRUST COMPANY OF CANADA, TRUST COMPANY OF CANADA
Reel/Frame 016891/0959 →
SECURITY AGREEMENT Recorded Jul 18, 2005
From: HIGHBRIDGE INTERNATIONAL LLC
To: MITEL NETWORKS CORPORATION
Reel/Frame 016345/0236 →