Patent Assignment Details
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Reel/Frame: | 008683/0681 | |
| Pages: | 4 |
| | Recorded: | 08/26/1997 | | |
Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Total properties:
2
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Patent #:
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Issue Dt:
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03/31/1992
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Application #:
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07653229
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Filing Dt:
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02/08/1991
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Title:
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PROCESS FOR THIS PREPARATION OF NAPHTHALENESULFONIC ACID/FORMALDEHYDE CONDENSATES HAVING A LOW FREE FORMALDEHYDE CONTENT
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Patent #:
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Issue Dt:
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04/27/1993
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Application #:
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07786846
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Filing Dt:
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11/01/1991
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Title:
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PROCESS FOR THE PREPARATION OF NAPHTHALENESULFONIC ACID/FORMALDEHYDE CONDENSATES HAVING A LOW FREE FORMALDEHYDE CONTENT
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Assignee
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ST.-PETER-STRASSE 25 |
A-4021 LINZ, AUSTRIA |
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Correspondence name and address
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WENDEROTH, LIND & PONACK
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ATTN: MATTHEW JACOB, ESQ.
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805 15TH STREET, N.W., SUITE 700
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WASHINGTON, DC 20005
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