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Michael P. Link
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Wheaton, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Credit card collect call system and method
Patent number
8,238,534
Issue date
Aug 7, 2012
AT&T Intellectual Property I, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus to manage collect phone calling limits
Patent number
7,409,051
Issue date
Aug 5, 2008
AT&T Intellectual Property I, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus to manage collect phone calling limits
Patent number
7,164,757
Issue date
Jan 16, 2007
SBC Knowledge Ventures, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Credit card collect call system and method
Patent number
7,013,002
Issue date
Mar 14, 2006
SBC Knowledge Ventures, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHODS AND APPARATUS TO MANAGE COLLECT PHONE CALLING LIMITS
Publication number
20070121858
Publication date
May 31, 2007
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Credit card collect call system and method
Publication number
20060171517
Publication date
Aug 3, 2006
SBC Knowledge Ventures, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Methods and apparatus to manage collect phone calling limits
Publication number
20060098796
Publication date
May 11, 2006
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CREDIT CARD COLLECT CALL SYSTEM AND METHOD
Publication number
20050201539
Publication date
Sep 15, 2005
SBC Knowledge Ventures, L.P.
Michael P. Link
H04 - ELECTRIC COMMUNICATION TECHNIQUE