Patent Assignment Details
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Reel/Frame: | 006472/0291 | |
| Pages: | 2 |
| | Recorded: | 03/24/1993 | | |
Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 10/15/1991 |
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Total properties:
1
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Patent #:
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Issue Dt:
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10/07/1980
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Application #:
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06056496
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Filing Dt:
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07/11/1979
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Title:
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PREPARATION OF CRYSTALLINE CRYOLITE
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Assignee
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ST. PETERSTRASSE 25 |
A-4020 LINZ, AUSTRIA |
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Correspondence name and address
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WENDEROTH, LIND & PONACK
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JOHN T. MILLER
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805 15TH STREET, N.W., SUITE 700
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WASHINGTON, D.C. 20005
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