Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 023699/0740 | |
| Pages: | 16 |
| | Recorded: | 12/24/2009 | | |
| Attorney Dkt #: | 20815/9420815-000 |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Total properties:
8
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Patent #:
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Issue Dt:
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08/23/1994
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Application #:
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07946338
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Filing Dt:
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11/06/1992
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Title:
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METHOD AND MACHINE FOR EXCAVATING DRIFTS, TUNNELS, STOPES, CAVERNS OR THE LIKE
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Patent #:
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Issue Dt:
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07/23/2002
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Application #:
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09319657
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Filing Dt:
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08/06/1999
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Title:
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METHOD AND DEVICE FOR DRIVING BORE-HOLES, IN THE SEA BED USING A COUNTERFLUSH METHOD
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Patent #:
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Issue Dt:
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06/18/2002
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Application #:
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09685786
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Filing Dt:
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10/10/2000
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Title:
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DRILLING TOOL FOR THE AIR-LIFTING PROCESS
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Patent #:
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Issue Dt:
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09/21/2004
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Application #:
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10220367
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Filing Dt:
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10/17/2002
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Publication #:
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Pub Dt:
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06/19/2003
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Title:
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HOISTING GEAR
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Patent #:
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Issue Dt:
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06/19/2007
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Application #:
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10506032
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Filing Dt:
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08/26/2004
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Publication #:
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Pub Dt:
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06/23/2005
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Title:
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DRAW WORKS
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Patent #:
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Issue Dt:
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02/09/2010
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Application #:
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10522483
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Filing Dt:
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10/24/2005
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Publication #:
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Pub Dt:
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05/11/2006
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Title:
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DEVICE FOR ADVANCING DRILLINGS IN THE GROUND
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Patent #:
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Issue Dt:
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07/21/2009
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Application #:
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10556495
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Filing Dt:
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07/31/2006
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Publication #:
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Pub Dt:
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02/28/2008
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Title:
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DEVICE FOR DRILLING A BORE IN THE GROUND
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Patent #:
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Issue Dt:
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05/29/2012
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Application #:
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11918310
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Filing Dt:
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12/03/2007
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Publication #:
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Pub Dt:
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02/12/2009
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Title:
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PUMPING SYSTEM
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Assignee
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| KOLNER STR. 71-73 |
| ERKELENZ, GERMANY 41612 |
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Correspondence name and address
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DARBY & DARBY P.C.
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P.O. BOX 770
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CHURCH STREET STATION
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NEW YORK, NY 10008
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