Patent Assignment Details
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Reel/Frame: | 008548/0771 | |
| Pages: | 11 |
| | Recorded: | 05/02/1997 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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10/12/1999
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Application #:
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08761308
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Filing Dt:
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12/06/1996
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Title:
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METHODS FOR FABRICATING ANNULAR MASK LENS HAVING DIFFRACTION-REDUCING EDGES
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Assignee
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333 E. HOWARD AVENUE |
C/O WJ/PBH, INC. |
DES PLAINES, ILLINOIS 60018 |
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Correspondence name and address
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BURNS, DOANE, SWECKER & MATHIS, L.L.P.
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JAMES W. PETERSON
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POST OFFICE BOX 1404
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ALEXANDRIA, VA 22313-1404
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