Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 038581/0337 | |
| Pages: | 5 |
| | Recorded: | 05/13/2016 | | |
| Attorney Dkt #: | 0068905-000550 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
5
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Patent #:
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Issue Dt:
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06/12/2001
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Application #:
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08802742
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Filing Dt:
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02/20/1997
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Title:
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METHOD FOR FLUIDIZING TARS
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Patent #:
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Issue Dt:
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03/06/2001
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Application #:
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09263641
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Filing Dt:
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03/05/1999
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Title:
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METHOD FOR FLUIDIZING TARS
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Patent #:
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Issue Dt:
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11/13/2001
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Application #:
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09394207
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Filing Dt:
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09/10/1999
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Title:
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SUSPENSION SYSTEM USING FUMED SILICA
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Patent #:
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Issue Dt:
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11/16/2004
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Application #:
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10418193
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Filing Dt:
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04/17/2003
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Publication #:
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Pub Dt:
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10/21/2004
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Title:
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PROCESS FOR REMOVING TAR FROM SPENT ACID
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Patent #:
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Issue Dt:
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04/25/2006
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Application #:
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10826052
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Filing Dt:
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04/15/2004
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Publication #:
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Pub Dt:
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01/13/2005
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Title:
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METHOD FOR PURIFYING SPENT ACID
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Assignee
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| P. O. BOX 840 |
| VALLEY FORGE, PENNSYLVANIA 19482 |
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Correspondence name and address
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MICHAEL L. DEVER
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301 GRANT STREET
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20TH FLOOR
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PITTSBURGH, PA 15219
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