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Michael Walden
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Annapolis, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Certification and activation of used phones purchased through an on...
Patent number
8,060,409
Issue date
Nov 15, 2011
Simplexity, LLC
Michael Walden
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Certification and activation of used phones on a wireless carrier n...
Patent number
7,493,105
Issue date
Feb 17, 2009
Simplexity, LLC
Michael Walden
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CERTIFICATION AND ACTIVATION OF USED PHONES ON A WIRELESS CARRIER N...
Publication number
20220021768
Publication date
Jan 20, 2022
EBM/IP, LLC
Michael Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CERTIFICATION AND ACTIVATION OF USED PHONES ON A WIRELESS CARRIER N...
Publication number
20200259961
Publication date
Aug 13, 2020
EBM/IP, LLC
Michael Walden
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CERTIFICATION AND ACTIVATION OF USED PHONES ON A WIRELESS CARRIER N...
Publication number
20170324872
Publication date
Nov 9, 2017
EBM/IP, LLC
Michael Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CERTIFICATION AND ACTIVATION OF USED PHONES ON A WIRELESS CARRIER N...
Publication number
20150065099
Publication date
Mar 5, 2015
EBM/IP, LLC
Michael Walden
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CERTIFICATION AND ACTIVATION OF USED PHONES PURCHASED THROUGH AN ON...
Publication number
20120028604
Publication date
Feb 2, 2012
Simplexity, LLC
Michael Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Certification and activation of used phones purchased through an on...
Publication number
20070299764
Publication date
Dec 27, 2007
Michael Walden
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Certification and activiation of used phones on a wireless carrier...
Publication number
20040185833
Publication date
Sep 23, 2004
Michael Walden
G06 - COMPUTING CALCULATING COUNTING