IP Library Assignment 018248/0358
Patent Assignment
Reel/Frame 018248/0358

Assignment of Assignor's Interest

Recorded: 2006-09-12 Pages: 4
Assignors
DAVANKOV, VADIM A.
Executed: 2006-08-18
TSYURUPA, MARIA P.
Executed: 2006-08-18
Assignee
PUROLITE INTERNATIONAL, LTD.
150 MONUMENT ROAD, BALA CYNWYD, PENNSYLVANIA, 19004
Covered Property (1)
Method for Separating Electrolytes
Patent: 7,588,687 →
Application: 11/477,300 →
Publication: US 2007/0000837
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Assignee's Address Previously Recorded on Reel 018248 Frame 0358. Assignor(S) Hereby Confirms the Assignment of the Assignee's Interest. Aug 5, 2009
From: DAVANKOV, VADIM A.; TSYURUPA, MARIA P.
To: PUROLITE INTERNATIONAL, LTD.
Reel/Frame 023053/0950 →
Patent Security Agreement Supplement No. 1 Jan 21, 2015
From: PUROLITE CORPORATION
To: WILMINGTON TRUST COMPANY
Reel/Frame 034783/0366 →
Release of Security Interest Jul 7, 2017
From: WILMINGTON TRUST COMPANY
To: PUROLITE CORPORATION F/K/A BROTECH CORP.
Reel/Frame 042928/0700 →
Change of Name Oct 21, 2024
From: PUROLITE INTERNATIONAL LIMITED
To: PUROLITE LTD
Reel/Frame 068950/0568 →
Assignment of Assignor's Interest Oct 21, 2024
From: PUROLITE LTD
To: PUROLITE LLC
Reel/Frame 068950/0625 →