IP Library › Assignment 004063/0782
Patent Assignment
Reel/Frame 004063/0782

Assignment of Assignors Interest.

Recorded: 1982-10-29 Pages: 2
Assignors
HALLING, HORACE P.
Executed: 1982-10-21
BARRETT, ROBERT A.
Executed: 1982-10-21
Assignee
PRESSURE SCIENCE INCORPORATED
11642 OLD BALTIMORE PIKE, A CORP. OF MD, BELTSVILLE, MARYLAND, 20705
Covered Property (1)
Torsionally Flexible Metallic Annular Seal
Patent: 4,457,523 →
Application: 06/437,869 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective: 3/23/87 Jul 28, 1987
From: PRESSURE SCIENCE INCORPORATED
To: EG&G PRESSURE SCIENCE, INC.
Reel/Frame 004762/0085 →
Change of Name Apr 23, 2001
From: EG & G, INC.
To: PERKINELMER, INC.
Reel/Frame 011700/0184 →
Merger Apr 23, 2001
From: EG&G PRESSURE SCIENCE, INC.
To: EG&G, INC.
Reel/Frame 011700/0617 →