IP Library › Assignment 004115/0424
Patent Assignment
Reel/Frame 004115/0424

Assignment of Assignors Interest.

Recorded: 1983-04-08 Pages: 1
Assignor
WALKER, ROBERT D.
Executed: 1983-04-07
Assignee
ENDOTRONICS, INC.
A CORP. OF MN, MINNEAPOLIS, MINNESOTA
Covered Property (1)
Apparatus for Administering a Controlled Dosage of a Chemical Substance Having an Improved Culture Chamber
Patent: 4,618,586 →
Application: 06/483,284 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Mar 11, 1991
From: ENDOTRONICS, INC.
To: INTEGRA HOLDING AG, A SWISS CORPORATION
Reel/Frame 005626/0821 →
Security Interest Mar 11, 1991
From: ENDOTRONICS, INC., A MN CORP.
To: INTEGRA HOLDING AG, A SWISS CORPORATION
Reel/Frame 005707/0067 →