Patent Assignment Details
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Reel/Frame: | 005417/0248 | |
| Pages: | 2 |
| | Recorded: | 08/01/1990 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/30/1992
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Application #:
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07561715
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Filing Dt:
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08/01/1990
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Title:
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DIFFRACTORD WITH DOUBLY CURVED SURFACE STEPS
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Assignee
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UNIVERSITY PARK, A CORP. OF CA. |
LOS ANGELES, CALIFORNIA 90089 |
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Correspondence name and address
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DAVID B. WITTRY
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1036 S. MADISON AVE.
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PASADENA, CA 91106
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