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Charles R. Chamberlain
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Arlington, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for soliciting secondary information while main...
Patent number
9,864,997
Issue date
Jan 9, 2018
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and methods for the secure transfer of electronic data
Patent number
9,634,843
Issue date
Apr 25, 2017
United States Postal Service
Charles R. Chamberlain
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for authenticating an electronic message
Patent number
9,444,625
Issue date
Sep 13, 2016
United States Postal Service
Leo J. Campbell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for authenticating an electronic message
Patent number
8,484,479
Issue date
Jul 9, 2013
The United States Postal Service
Leo J. Campbell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for electronic postmarking of data including lo...
Patent number
8,417,958
Issue date
Apr 9, 2013
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for authenticating an electronic message
Patent number
8,095,797
Issue date
Jan 10, 2012
United States Postal Service
Leo J. Campbell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for tracking a product
Patent number
7,991,652
Issue date
Aug 2, 2011
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for authenticating an electronic message
Patent number
7,797,543
Issue date
Sep 14, 2010
United States Postal Service
Leo J. Campbell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for electronic postmarking of data including lo...
Patent number
7,779,481
Issue date
Aug 17, 2010
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for electronic postmarking including ancillary...
Patent number
7,451,915
Issue date
Nov 18, 2008
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic postmarking without directly utilizing an electronic pos...
Patent number
7,266,696
Issue date
Sep 4, 2007
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for electronic postmarking including ancillary...
Patent number
7,121,455
Issue date
Oct 17, 2006
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for paging systems
Patent number
6,044,247
Issue date
Mar 28, 2000
American Express Travel Related Services Company, Inc.
John M. Taskett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS AND METHODS FOR THE SECURE TRANSFER OF ELECTRONIC DATA
Publication number
20170230382
Publication date
Aug 10, 2017
United States Postal Service
Charles R. Chamberlain
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR AUTHENTICATING AN ELECTRONIC MESSAGE
Publication number
20130297931
Publication date
Nov 7, 2013
Leo J. Campbell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR AUTHENTICATING AN ELECTRONIC MESSAGE
Publication number
20120096275
Publication date
Apr 19, 2012
United States Postal Service
Leo J. Campbell
G07 - CHECKING-DEVICES
Information
Patent Application
Systems and Methods for Electronic Postmarking of Data Including Lo...
Publication number
20100332840
Publication date
Dec 30, 2010
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for authenticating an electronic message
Publication number
20090259840
Publication date
Oct 15, 2009
United States Postal Service
Leo J. Campbell
G07 - CHECKING-DEVICES
Information
Patent Application
Systems and methods for electronic postmarking including ancillary...
Publication number
20060231607
Publication date
Oct 19, 2006
United States Postal Service
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for electronic postmarking of data including lo...
Publication number
20040133524
Publication date
Jul 8, 2004
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for electronic postmarking including ancillary...
Publication number
20040117684
Publication date
Jun 17, 2004
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Electronic postmarking without directly ultilizing an electronic po...
Publication number
20040034780
Publication date
Feb 19, 2004
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for tracking a product
Publication number
20040024782
Publication date
Feb 5, 2004
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for soliciting secondary information while main...
Publication number
20030208369
Publication date
Nov 6, 2003
Charles R. Chamberlain
G06 - COMPUTING CALCULATING COUNTING