IP Library › Assignment 014177/0862
Patent Assignment
Reel/Frame 014177/0862

Assignment of Assignor's Interest

Recorded: 2003-06-10 Pages: 4
Assignors
ASHLEY, ROBERT A.
Executed: 2001-10-15
HLAVKA, JOSEPH J.
Executed: 2001-10-15
Assignee
COLLAGENEX PHARMACEUTICALS, INCORPORATED
41 UNIVERSITY DRIVE, SUITE 200, NEWTOWN, PENNSYLVANIA, 18940
Covered Property (1)
Novel 4-Dedimethylaminotetracycline Derivatives
Patent: 6,638,922 →
Application: 09/911,861 →
Publication: US 2002/0160987
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 10, 2002
From: ASHLEY, ROBERT A.; HLAVKA, JOSEPH J.
To: COLLAGENEX PHARMACEUTICALS, INCORPORATED
Reel/Frame 012473/0952 →
Assignment of Assignor's Interest Aug 5, 2008
From: COLLAGENEX PHARMACEUTICALS, INC.
To: GALDERMA LABORATORIES INC.
Reel/Frame 021328/0949 →
Assignment of Assignor's Interest Dec 12, 2011
From: COLLAGENEX PHARMACEUTICALS, INC.
To: GALDERMA LABORATORIES INC.
Reel/Frame 027369/0215 →