Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
QUAKER STATE OIL REFINING CORPORATION
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Total Assignments:
1
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Assignment:
1
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| Reel/Frame: | 004812/0471 | |
| Pages: | 1 |
| | Recorded: | 11/10/1987 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE JUNE 30, 1987 |
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App #
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NONE
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06524946
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NONE
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06560485
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NONE
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06817484
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NONE
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06817484
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NONE
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06817484
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NONE
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07028082
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Correspondence name and address
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MASON, FENWICK & LAWRENCE
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STE. 1000
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1225 EYE ST., N.W.
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WASHINGTON, D.C. 20005
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