Patent Assignment
Reel/Frame 004783/0980
Assignment of Assignors Interest.
Recorded: 1987-10-30
Pages: 3
Assignor
VACIRCA, JOSEPH S.
Executed: 1987-10-27
Assignee
Covered Property
(1)
Extended Range Linear Flow Transducer
Patent:
4,848,163 →
Application:
07/114,701 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Aug 22, 1994
From: ALLIED HEALTHCARE PRODUCTS, INC.
To: BOATMEN'S NATIONAL BANK OF ST. LOUIS, THE
Reel/Frame 007094/0132 →
Amendment to Patent Collateral Assignment.
Feb 6, 1995
From: ALLIED HEALTHCARE PRODUCTS, INC.
To: BOATMEN'S NATIONAL BANK OF ST. LOUIS, THE
Reel/Frame 007322/0347 →
Second Amendment to Patent Collateral Assignment
Apr 17, 1995
From: ALLIED HEALTHCARE PRODUCTS, INC.
To: BOATMEN'S NATIONAL BANK OF ST. LOUIS, THE
Reel/Frame 007435/0259 →