Patent Assignment
Reel/Frame 013366/0854
Assignment of Assignor's Interest
Recorded: 2002-10-03
Pages: 3
Assignor
KOGAN, YAKOV
Executed: 2002-10-03
Assignee
CORETEK, INC.
299 BALLARDVALE STREET, WILMINGTON, MASSACHUSETTS, 01887
Covered Property
(1)
Electronic Method and Apparatus for Measuring Optical Wavelength and Locking to a Set Optical Wavelength of Fabry-Perot Tunable Cavity Opto-Electronic Devices
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 28, 2011
From: CORETEK, INC.
To: ROCKSTAR BIDCO, LP
Reel/Frame 027140/0655 →
Assignment of Assignor's Interest
Mar 11, 2014
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 032425/0867 →
Assignment of Assignor's Interest
Feb 9, 2015
From: ROCKSTAR CONSORTIUM US LP; ROCKSTAR CONSORTIUM LLC; BOCKSTAR TECHNOLOGIES LLC; CONSTELLATION TECHNOLOGIES LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 034924/0779 →
Security Agreement
Mar 9, 2016
From: RPX CORPORATION; RPX CLEARINGHOUSE LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038041/0001 →
Release (Reel 038041 / Frame 0001)
Jan 2, 2018
From: JPMORGAN CHASE BANK, N.A.
To: RPX CORPORATION; RPX CLEARINGHOUSE LLC
Reel/Frame 044970/0030 →