Patent Assignment Abstract of Title
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Total Assignments:
6
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Patent #:
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Issue Dt:
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12/13/1983
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Application #:
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06303328
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Filing Dt:
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09/18/1981
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Inventors:
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GEORGE A. HIBBARD, WARD D. MORRISON, RALPH C. LUMBRA
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Title:
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MINE ROOF DRILLER-BOLTER APPARATUS AND METHOD
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 1200 OLIVE BLDG. |
| PITTSBURGH, PENNSYLVANIA 15222 |
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| WILLIAM J. O ROURKE, JR. |
| JOY MANUFACTURING CO. |
| 1200 OLIVER BLDG. |
| PITTSBURGH, PA 15222 |
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Assignment:
2
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| KIRKPATRICK, LOCKHART, ET AL |
| 1500 OLIVER BLDG. |
| PITTSBURGH, PA. 15222 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| KIRPATRICK, LOCKHART JOHNSON, ET AL |
| 1500 OLIVER BUILDING |
| PITTSBURGH, PA 15222 |
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Assignment:
4
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| KIRKPATRICK, LOCKHART, JOHNSON & |
| HUTCHISON |
| 1500 OLIVER BLDG. |
| PITTSBURGH, PA. 15222 |
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Assignment:
5
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| CHRISTINE R. ETHRIDGE |
| KIRKPATRICK & LOCKHART |
| 1500 OLIVER BUILDING |
| PITTSBURGH, PA. 15222 |
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Assignment:
6
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| RIVER RD., |
| CLAREMONT,, NEW HAMPSHIRE 03743 |
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| SCHIFF HARDIN & WAITE |
| 7200 SEARS TOWER |
| CHICAGO, IL. 60606-6473 |
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