IP Library Assignment 025352/0720
Patent Assignment
Reel/Frame 025352/0720

Assignment of Assignor's Interest

Recorded: 2010-11-11 Pages: 7
Assignor
SITRICK, DAVID H.
Executed: 2008-12-11
Assignee
MANTROSE GROUP LIMITED LIABILITY COMPANY
160 GREENTREE DRIVE, SUITE 101, DOVER, DELAWARE, 19904
Covered Property (1)
System and Methodology for Utilizing a Portable Media Player Cross-Reference to Related Applications
Patent: 8,565,577 →
Application: 12/891,621 →
Publication: US 2011/0081127
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 22, 2015
From: MANTROSE GROUP LIMITED LIABILITY COMPANY
To: CALLAHAN CELLULAR L.L.C.
Reel/Frame 037358/0905 →
Assignment of Assignor's Interest Feb 12, 2023
From: CALLAHAN CELLULAR L.L.C.
To: INTELLECTUAL VENTURES ASSETS 186 LLC
Reel/Frame 062708/0463 →
Security Interest Mar 24, 2023
From: MIND FUSION, LLC
To: INTELLECTUAL VENTURES ASSETS 191 LLC; INTELLECTUAL VENTURES ASSETS 186 LLC
Reel/Frame 063295/0001 →
Assignment of Assignor's Interest Jul 13, 2023
From: INTELLECTUAL VENTURES ASSETS 186 LLC
To: MIND FUSION, LLC
Reel/Frame 064271/0001 →
Assignment of Assignor's Interest Sep 1, 2023
From: MIND FUSION, LLC
To: CRYSTAL MOUNTAIN COMMUNICATIONS, LLC
Reel/Frame 064803/0469 →