Patent Assignment
Reel/Frame 053175/0064
Assignment of Assignor's Interest
Recorded: 2020-07-10
Pages: 6
Assignors
BEARSS, DAVID J.
Executed: 2008-02-19
LIU, XIAO-HUI
Executed: 2008-02-15
VANKAYALAPATI, HARIPRASAD
Executed: 2008-02-15
XU, YONG
Executed: 2008-02-15
Assignee
SUPERGEN, INC.
4140 DUBLIN BOULEVARD, SUITE 200, DUBLIN, CALIFORNIA, 94568
Covered Property
(1)
Imidazo[1,2-B]Pyridazine and Pyrazolo[1,5-a]Pyrimidine Derivatives and Their Use as Protein Kinase Inhibitors
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger/Name Change
Feb 22, 2012
From: SUPERGEN, INC.
To: ASTEX PHARMACEUTICALS. INC.
Reel/Frame 027747/0334 →
Assignment of Assignor's Interest
Jul 26, 2012
From: ASTEX PHARMACEUTICALS, INC.
To: TOLERO PHARMACEUTICALS, INC.
Reel/Frame 028650/0717 →
Security Interest
Nov 17, 2016
From: TOLERO PHARMACEUTICALS, INC.
To: SUMITOMO DAINIPPON PHARMA CO., LTD.
Reel/Frame 040362/0884 →
Merger
Jul 16, 2020
From: TOLERO PHARMACEUTICALS, INC.
To: SUMITOMO DAINIPPON PHARMA ONCOLOGY, INC.
Reel/Frame 053225/0444 →
Change of Name
Jul 16, 2020
From: BOSTON BIOMEDICAL, INC.
To: SUMITOMO DAINIPPON PHARMA ONCOLOGY, INC.
Reel/Frame 053225/0690 →
Corrective Assignment to Correct the Receiving Party Name Previously Recorded on Reel 053225 Frame 0444. Assignor(S) Hereby Confirms the Merger.
Jul 17, 2020
From: TOLERO PHARMACEUTICALS, INC.
To: BOSTON BIOMEDICAL, INC.
Reel/Frame 053242/0090 →
Change of Name
Apr 25, 2022
From: SUMITOMO DAINIPPON PHARMA ONCOLOGY, INC.
To: SUMITOMO PHARMA ONCOLOGY, INC.
Reel/Frame 059787/0758 →
Merger
Sep 18, 2024
From: SUMITOMO PHARMA ONCOLOGY, INC.
To: SUMITOMO PHARMA AMERICA, INC.
Reel/Frame 068618/0375 →