Patent Assignment
Reel/Frame 028662/0259
Assignment of Assignor's Interest
Recorded: 2012-07-27
Pages: 2
Assignee
KNOWLEDGE FILTER, INC.
6910 SEBASTOPOL AVENUE, SEBASTOPOL, CALIFORNIA, 95472-3411
Covered Properties
(3)
Knowledge Filter
Application:
60/158,496 →
Knowledge filter
Application:
60/816,100 →
Knowledge filter
Application:
60/816,900 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 27, 2012
From: KNOWLEDGE FILTER, INC.
To: KL INTERNET APPLICATIONS, LLC
Reel/Frame 028658/0758 →
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 →