skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 3
Patent #:
Issue Dt:
07/27/1982
Application #:
06250328
Filing Dt:
04/02/1981
Inventors:
PETER J. KOROS, ROBERT G. PETRUSHKA
Title:
PROCESS FOR DESULFURIZING STEEL
Assignment: 1
Reel/Frame:
003903/0110Recorded: 09/01/1981Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/25/1981
Exec Dt:
08/28/1981
Assignee:
A CORP.OF DE
PITTSBURGH, PENNSYLVANIA
Correspondent:
JOHN STELMAH
JONES & LAUGHLIN STEEL CORP.
3 GATEWAY CENTER
PITTSBURGH, PA 15263
Assignment: 2
Reel/Frame:
004736/0443Recorded: 07/13/1987Pages: 1
Conveyance:
MERGER AND CHANGE OF NAME EFFECTIVE DECEMBER 19, 1984, (NEW JERSEY)
Assignors:
Exec Dt:
06/12/1985
Exec Dt:
06/12/1985
Assignee:
Correspondent:
JAMES D. DONOHOE
LTV STEEL COMPANY
LTV STEEL BUILDING
25 WEST PROSPECT AVENUE
CLEVELAND, OHIO 44115
Assignment: 3
Reel/Frame:
004510/0801Recorded: 01/31/1986Pages: 1
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS). , DELAWARE, EFFECTIVE JUNE 22, 1981.
Assignors:
Exec Dt:
10/18/1985
Exec Dt:
10/18/1985
Exec Dt:
10/18/1985
Assignee:
Correspondent:
LTV STEEL COMPANY
LTV STEEL BUILDING
25 WEST PROSPECT AVENUE
CLEVELAND, OH 44115

Search Results as of: 09/05/2025 02:24 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT