Patent Assignment
Reel/Frame 003853/0154
Assignment of Assignors Interest.
Recorded: 1981-05-15
Pages: 2
Assignor
CARBORUNDUM COMPANY, THE
Executed: 1980-10-23
Assignee
ANDCO INCORPORATED, A CORP. OF N.Y.
25 ANDERSON ROAD, CHEEKTOWAGA, NEW YORK, 14225
Covered Properties
(3)
Production of Usable Products from Waste Material
Patent:
3,702,039 →
Application:
05/068,085 →
Tap System for Molten Materials
Patent:
3,741,136 →
Application:
05/181,457 →
Studded Hearth
Patent:
4,019,445 →
Application:
05/620,893 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
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: STEMCOR CORPORATION, 200 PUBLIC SQUARE, CLEVELAND, OHIO 44114 A DE. CORP.
Reel/Frame 004815/0091 →
Merger New York Effective Dec. 31, 1980.
Jun 25, 1987
From: BEAR CREEK MINING COMPANY; BEAR TOOTH MINING COMPANY; CARBORUNDUM COMPANY, THE; CHASE BRASS & COPPER CO., INCORPORATED
To: KENNECOTT CORPORATION
Reel/Frame 004852/0560 →
Assignment of Assignors Interest.
May 22, 1989
From: CALIQUA
To: SOFRESID
Reel/Frame 005092/0769 →