Patent Assignment
Reel/Frame 004405/0267
Assignment of Assignors Interest.
Recorded: 1985-04-22
Pages: 2
Assignors
SYMONDS, RICHARD D.
Executed: 1985-04-16
CLAPP, JOSEPH E.
Executed: 1985-04-16
BUCKLEY, KENNETH
Executed: 1985-04-16
Assignee
AMAX INC., A NY CORP.
AMAX CENTER, GREENWICH, CONNECTICUT, 06830
Covered Property
(1)
Purification of Molten Lead
Patent:
4,565,573 →
Application:
06/725,713 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 21, 1994
From: DOE RUN COMPANY, THE
To: ST. JOE MINERALS CORPORATION
Reel/Frame 006950/0812 →
Security Interest
Apr 22, 1994
From: DOE RUN RESOURCES CORPORATION, THE
To: CONGRESS FINANCIAL CORPORATION
Reel/Frame 006950/0873 →
Assignment of Assignor's Interest
Apr 25, 1994
From: DOE RUN RESOURCES CORPORATION, THE
To: PRESIDENT AND FELLOWS OF HARVARD COLLEGE
Reel/Frame 006949/0473 →
Release of Security Interest
Feb 18, 1997
From: PRESIDENT AND FELLOWS OF HARVARD COLLEGE C/O HARVARD MANAGEMENT COMPANY, INC.
To: DOE RUN RESOURCES CORPORATION, THE
Reel/Frame 008345/0643 →