IP Library › Assignment 044443/0015
Patent Assignment
Reel/Frame 044443/0015

Change of Name

Recorded: 2017-10-19 Pages: 5
Assignor
Assignee
DELAWARE VALLEY CELLULAR COMMUNICATIONS, INC.
480 E. SWEDESFORD ROAD, WAYNE, PENNSYLVANIA, 19087
Covered Properties (4)
Communications System Having Pre-Defined Calling Group
Patent: 6,819,933 →
Application: 09/500,606 →
Communications System Having Pre-Defined Calling Group
Patent: 7,200,415 →
Application: 10/880,328 →
Publication: US 2005/0014522
Communications System Having Pre-Defined Calling Groups
Patent: 7,822,433 →
Application: 11/656,800 →
Publication: US 2007/0123289
Pre-Defined Groups in a Cellular Telephone System
Application: 60/037,634 →
Related Assignments (6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 15, 1997
From: TIRABASSI, KAREN
To: COMCAST CELLULAR COMMUNICATIONS, INC. A CORP. OF DELAWARE
Reel/Frame 008431/0610 →
Change of Name Oct 19, 2017
From: SBC TECHNOLOGY RESOURCES, INC.
To: SBC LABORATORIES, INC.
Reel/Frame 044240/0376 →
Assignment of Assignor's Interest Oct 19, 2017
From: TIRABASSI, KAREN; GOLDBERG, ANDREW; BUTZ, GREG; MELAMPY, PATRICK
To: COMCAST CELLULAR COMMUNICATIONS, INC.
Reel/Frame 043903/0617 →
Assignment of Assignor's Interest Oct 19, 2017
From: DELAWARE VALLEY CELLULAR COMMUNICATIONS, INC.
To: SBC TECHNOLOGY RESOURCES, INCORPORATED
Reel/Frame 043906/0995 →
Assignment of Assignor's Interest Oct 20, 2017
From: AT&T LABS, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 044484/0881 →
Change of Name Oct 20, 2017
From: SBC LABORATORIES, INC.
To: AT&T LABS, INC.
Reel/Frame 044518/0831 →