Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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02/23/1993
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Application #:
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07729974
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Filing Dt:
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07/15/1991
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Inventor:
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RICHARD M. CROOKER
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Title:
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R22/R124/R142B REFRIGERANT BLENDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| A CORPORATION OF COMMONWEALTH OF PA |
| THREE PARKWAY |
| PHILADELPHIA, PENNSYLVANIA |
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| WILLIAM D. MITCHELL |
| ATOCHEM NORTH AMERICA, INC. |
| PATENT DEPT. |
| THREE PARKWAY |
| PHILADELPHIA, PA 19102 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 12/31/1991
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| THREE PARKWAY |
| PHILADELPHIA, PENNSYLVANIA 19102 |
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| ELF ATOCHEM NORTH AMERICA, INC. |
| ATTN: STANLEY A. MARCUS |
| THREE PARKWAY |
| PHILADELPHIA, PA 19102 |
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Assignment:
3
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 2000 MARKET STREET |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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| ATOFINA CHEMICALS, INC. |
| MARY G. FAY |
| PATENT DEPARTMENT |
| 2000 MARKET STREET, 26TH FLOOR |
| PHILADELPHIA, PENNSYLVANIA 19103-3222 |
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Assignment:
4
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 2000 MARKET STREET |
| PHILADELPHIA, PENNSYLVANIA 19103 |
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| ARKEMA INC. |
| GILBERT W. RUDMAN |
| 2000 MARKET STREET |
| PHIALDELPHIA, PENNSYLVANIA 19103 |
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