IP Library Assignment 037250/0451
Patent Assignment
Reel/Frame 037250/0451

Assignment of Assignor's Interest

Recorded: 2015-12-09 Pages: 4
Assignors
TYLER, JOSEPH
Executed: 2001-02-09
PETERSEN, JOHN S.
Executed: 2000-02-06
Assignee
GELTEX PHARMACEUTICALS, INC.
153 SECOND AVENUE, WALTHAM, MASSACHUSETTS, 02154
Covered Property (1)
Direct Compression Polymer Tablet Core
Patent: 9,579,343 →
Application: 14/481,071 →
Publication: US 2015/0056278
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 9, 2015
From: GELTEX PHARMACEUTICALS, INC.
To: GENZYME CORPORATION
Reel/Frame 037250/0641 →