Patent Assignment
Reel/Frame 003840/0901
Assignment of Assignors Interest.
Recorded: 1981-03-23
Pages: 2
Assignors
SHAFFER PETER T. B.
Executed: 1979-09-19
ROY RUSTUM
Executed: 1979-09-19
MAC MILLAN NORMAN H.
Executed: 1979-09-19
Assignee
CARBORUNDUM COMPANY, THE
A CORP. OF DE., NIAGARA FALLS, NEW YORK
Covered Property
(1)
Conversion of Radioactive Wastes to Stable Form for Disposal
Patent:
4,338,215 →
Application:
06/078,119 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Effective Dec. 31, 1980 New York
Jul 1, 1981
From: BEAR CREEK MINING COMPANY; BEAR TOOTH MINING COMPANY; CARBORUNDUM COMPANY THE; CHASE BRASS & COPPER CO. INCORPORATED
To: KENNECOTT CORPORATION
Reel/Frame 003961/0672 →
Change of Name Effective Dec. 31, 1986. (See Document for Details)
Jun 25, 1987
From: KENNECOTT CORPORATION
To: KENNECOTT MINING CORPORATION
Reel/Frame 004815/0036 →
Assignment of Assignors Interest.
Jun 25, 1987
From: KENNECOTT MINING CORPORATION
To: STANDARD OIL COMPANY, 200 PUBLIC SQUARE, CLEVELAND, OHIO 44114 A OHIO CORP.
Reel/Frame 004815/0079 →