Patent Assignment
Reel/Frame 004111/0017
Assignment of Assignors Interest.
Recorded: 1983-04-06
Pages: 2
Assignee
PENNWALT CORPORATION, A CORP OF PA.
THREE PARKWAY, PHILADELPHIA, PENNSYLVANIA
Covered Property
(1)
Dental Aiming Device
Patent:
4,554,676 →
Application:
06/475,824 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 31, 1984
From: PENNWALT CORPORATION A PA. CORP
To: S.S. WHITE COMPANY, THE
Reel/Frame 004288/0006 →
Assignment of Assignors Interest.
Apr 4, 1988
From: S.S. WHITE COMPANY, THE
To: KEYSTONE X-RAY, INC.
Reel/Frame 005725/0001 →
Assignment of Assignor's Interest
Nov 10, 1997
From: KEYSTONE DENTAL X-RAY, INC.
To: DISCOVERY X-RAY CORPORATION
Reel/Frame 008783/0657 →
Change of Name
Jan 29, 1998
From: DISCOVERY X-RAY CORPORATION
To: SCHICK X-RAY CORPORATION
Reel/Frame 008896/0952 →