IP Library Assignment 009048/0894
Patent Assignment
Reel/Frame 009048/0894

Assignment of Assignor's Interest

Recorded: 1997-12-24 Pages: 4
Assignors
DWORKIN, ROSS E.
Executed: 1997-12-16
BONO, CHARLES A.
Executed: 1997-12-16
Assignee
BLUE GROTTO TECHNOLOGIES, INC.
3009 MARNA COURT, NORRISTOWN, PENNSYLVANIA, 19403
Covered Property (1)
System and Method for Delivering Expert Information by Computer
Patent: 6,026,148 →
Application: 08/863,892 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 27, 2009
From: BLUE GROTTO TECHNOLOGIES, INC.
To: LITRELL BROS. LIMITED LIABILITY COMPANY
Reel/Frame 022320/0246 →
Merger Jan 13, 2016
From: LITRELL BROS. LIMITED LIABILITY COMPANY
To: CALLAHAN CELLULAR L.L.C.
Reel/Frame 037510/0255 →
Assignment of Assignor's Interest Jan 4, 2020
From: INTELLECTUAL VENTURES ASSETS 158 LLC
To: HANGER SOLUTIONS, LLC
Reel/Frame 051486/0425 →
Assignment of Assignor's Interest Jan 28, 2020
From: CALLAHAN CELLULAR L.L.C.
To: INTELLECTUAL VENTURES ASSETS 158 LLC
Reel/Frame 051727/0155 →