IP Library › Assignment 034567/0904
Patent Assignment
Reel/Frame 034567/0904

Assignment of Assignor's Interest

Recorded: 2014-12-22 Pages: 4
Assignors
JOHNSTON, SEAN
Executed: 2010-01-13
WARCHOL, TADEUSZ
Executed: 2010-01-13
Assignee
PARATEK PHARMACEUTICALS, INC.
75 KNEELAND STREET, BOSTON, MASSACHUSETTS, 02111
Covered Property (1)
Methods for Synthesizing and Purifying Aminoalkyl Tetracycline Compounds
Patent: 8,946,196 →
Application: 14/041,593 →
Publication: US 2014/0031319
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Mar 14, 2014
From: PARATEK PHARMACEUTICALS, INC.
To: HBM HEALTHCARE INVESTMENTS (CAYMAN) LTD., AS COLLATERAL AGENT
Reel/Frame 032448/0001 →
Release of Security Interest Oct 31, 2014
From: HBM HEALTHCARE INVESTMENTS (CAYMAN) LTD., AS COLLATERAL AGENT
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 034113/0910 →
Security Interest Sep 22, 2023
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 065001/0917 →
Security Interest May 22, 2025
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 071200/0656 →
Release of Security Interest in Patents Recorded at Reel/Frame 065001/0917 May 22, 2025
From: OAKTREE FUND ADMINISTRATION, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 071343/0407 →
Patent Security Agreement Mar 16, 2026
From: PARATEK PHARMACEUTICALS, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 075111/0244 →
Release of Security Interest in Patents Recorded at Reel/Frame 71200/0656 Mar 17, 2026
From: OAKTREE FUND ADMINISTRATION, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 075101/0815 →