Patent Assignment
Reel/Frame 028040/0512
Corrective Assignment to Correct the Name of the Receiving Party Previously Recorded on Reel 019700 Frame 0747. Assignor(S) Hereby Confirms the Name of the Receiving Party Is Knowledge Filter, Inc.
Recorded: 2012-04-13
Pages: 6
Assignee
KNOWLEDGE FILTER, INC.
6910 SEBASTOPOL AVENUE, SEBASTOPOL, CALIFORNIA, 95472-3411
Covered Property
(1)
Knowledge Filter
Application:
11/692,169 →
Publication:
US 2007/0219995
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 15, 2007
From: HEUMANN, MICHAEL C.; COOLEY, KEITH
To: KNOWLEDGE FILTER
Reel/Frame 019700/0747 →
Assignment of Assignor's Interest
Jan 3, 2008
From: KNOWLEDGEFILTER, INC.
To: KL INTERNET APPLICATIONS, LLC
Reel/Frame 020309/0676 →
Merger
Dec 2, 2015
From: KL INTERNET APPLICATIONS, LLC
To: CHARTOLEAUX KG LIMITED LIABILITY COMPANY
Reel/Frame 037188/0199 →
Nunc Pro Tunc Assignment
Jan 17, 2019
From: CHARTOLEAUX KG LIMITED LIABILITY COMPANY
To: INTELLECTUAL VENTURES ASSETS 117 LLC
Reel/Frame 048054/0302 →
Assignment of Assignor's Interest
Jul 10, 2020
From: INTELLECTUAL VENTURES ASSETS 117 LLC
To: SLINGSHOT TECHNOLOGIES LLC
Reel/Frame 053175/0370 →
Assignment of Assignor's Interest
Jan 26, 2021
From: SLINGSHOT TECHNOLOGIES LLC
To: GRAVEL RATING SYSTEMS LLC
Reel/Frame 055037/0601 →