IP Library › Assignment 005468/0482
Patent Assignment
Reel/Frame 005468/0482

Assignment of Assignors Interest.

Recorded: 1990-10-01 Pages: 3
Assignors
URDEA, MICHAEL S.
Executed: 1990-09-06
HORN, THOMAS
Executed: 1990-08-29
Assignee
CHIRON CORPORATION
4560 HORTON STREET, EMERYVILLE, CALIFORNIA, 94608
Covered Property (1)
Hydroxyl-Protecting Groups Attached to Cytidine Nucleotide Compounds Which Are Orthogonally Removable
Patent: 5,430,138 →
Application: 07/558,881 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 22, 1999
From: CHIRON CORPORATION
To: CHIRON DIAGNOSTICS CORPORATION
Reel/Frame 009678/0915 →
Merger Jun 2, 2010
From: CHIRON DIAGNOSTICS CORPORATION
To: BAYER CORPORATION
Reel/Frame 024468/0567 →
Assignment of Assignor's Interest Jun 3, 2010
From: BAYER CORPORATION
To: SIEMENS HEALTHCARE DIAGNOSTICS INC.
Reel/Frame 024474/0810 →