Patent Assignment Details
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Reel/Frame: | 004598/0967 | |
| Pages: | 1 |
| | Recorded: | 09/04/1986 | | |
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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02/21/1989
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Application #:
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06903547
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Filing Dt:
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09/04/1986
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Title:
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METHOD OF PRODUCING GRANULAR SYNTHETIC SILICA
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Assignee
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36-2, KAMATA 5-CHOME |
OHTA-KU, TOKYO, JAPAN |
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Correspondence name and address
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ARMSTRONG, NIKAIDO, MARMELSTEIN
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& KUBOVCIK
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SUITE 912
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1725 K STREET, N. W.
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WASHINGTON, DC 20006
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