Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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11/06/1990
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Application #:
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07300951
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Filing Dt:
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01/23/1989
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Inventors:
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PETER HEILMAYR, KENTON GEARHART
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Title:
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SECONDARY CONFINEMENT PIPE HAVING SEGMENTS WITH INTERLOCKING RIB AND GROOVE JOINTS AND COEXTRUDED SEALANT LAYERS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 823 S. BY-PASS |
| BOX 832 |
| MCPHERSON, KANSAS 67460 |
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| KARL F. ROSS |
| 5676 RIVERDALE AVENUE |
| P. O. BOX 900 |
| NEW YORK, NY 10471-0900 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 312 WALNUT STREET, STE. 1900 |
| CINCINNATI, OHIO 45202 |
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| SCOTT D. BALDERSTON |
| VORYS, SATER, SEYMOUR AND PEASE |
| 1828 L STREET, N.W., STE. 1111 |
| WASHINGTON, DC 20036 |
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