Patent Assignment
Reel/Frame 020184/0644
Assignment of Assignor's Interest
Recorded: 2007-11-30
Pages: 9
Assignors
ALEKSHUN, MICHAEL N.
Executed: 2007-11-01
BAKHTYARI, ADEL
Executed: 2007-10-26
JOHNSTON, SEAN
Executed: 2007-10-30
PUKSHANSKY, MASHA
Executed: 2007-10-26
Assignee
PARATEK PHARMACEUTICALS, INC.
75 KNEELAND STREET, BOSTON, MASSACHUSETTS, 02111
Covered Property
(1)
Methods of increasing oral bioavailability of tetracyclines
Related Assignments
(12)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 3, 2007
From: ALEKSHUN, MICHAEL N.; BAKHTYARI, ADEL; JOHNSTON, SEAN; PUKSHANSKY, MASHA
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 020188/0655 →
Security Agreement
Jul 6, 2009
From: PARATEK PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL, LLC
Reel/Frame 022917/0112 →
Release of Security Interest
Oct 9, 2009
From: MIDCAP FINANCIAL, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 023348/0621 →
Notice
Mar 8, 2013
From: PARATEK PHARMACEUTICALS, INC.
To: MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC
Reel/Frame 029940/0106 →
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 →
Termination of Lien on Patents
Dec 23, 2014
From: MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 034700/0377 →
Security Interest
Sep 22, 2023
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 065001/0917 →
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 →
Security Interest
May 22, 2025
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 071200/0656 →
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 →