IP Library Assignment 004170/0929
Patent Assignment
Reel/Frame 004170/0929

Security Interest

Recorded: 1983-09-19 Pages: 10
Covered Properties (5)
Hopper Bottom Unit
Patent: 4,353,668 →
Application: 06/144,850 →
Combination Gravity/Pneumatic Hopper Bottom
Patent: 4,360,295 →
Application: 06/162,887 →
Novel Dual-Expansion Internal Combustion Cycle and Engine
Patent: 4,325,331 →
Application: 06/180,135 →
Railway Hopper Car
Patent: 4,484,528 →
Application: 06/310,056 →
Hopper Bottom Unit
Patent: 4,484,852 →
Application: 06/369,803 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 11, 1980
From: ANDERSON ARTHUR I.
To: BUTLER MANUFACTURING COMPANY A CORP. OF DE
Reel/Frame 003790/0963 →
Assignment of Assignors Interest. Jan 9, 1981
From: BUTLER MANUFACTURING COMPANY
To: NORTH AMERICAN CAR CORPORATION, A CORP. OF DEL.
Reel/Frame 003826/0274 →
Assignment of Assignors Interest. Feb 24, 1982
From: ANDERSON, ARTHUR I.; HARVATIN, LOUIS J.
To: NORTH AMERICAN CAR CORPORATION, A CORP OF DE
Reel/Frame 003950/0405 →
Assignment of Assignor's Interest Dec 2, 1996
From: ERICKSON, FREDERICK L.
To: ENGINE RESEARCH ASSOCIATES INC
Reel/Frame 008261/0089 →
Security Interest Oct 7, 1997
From: ACF INDUSTRIES, INCORPORATED
To: AMERICAN RAILCAR INDUSTRIES, INC.
Reel/Frame 008744/0054 →