Patent Assignment Details
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| Reel/Frame: | 055073/0163 | |
| Pages: | 4 |
| | Recorded: | 01/29/2021 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (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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01/08/2013
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Application #:
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12399171
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Filing Dt:
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03/06/2009
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Publication #:
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Pub Dt:
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09/17/2009
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Title:
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TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
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Patent #:
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Issue Dt:
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04/08/2014
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Application #:
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12845451
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Filing Dt:
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07/28/2010
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Publication #:
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Pub Dt:
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02/02/2012
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Title:
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PATTERNED TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
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Patent #:
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Issue Dt:
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09/17/2013
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Application #:
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13016399
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Filing Dt:
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01/28/2011
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Publication #:
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Pub Dt:
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08/02/2012
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Title:
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METHOD AND APPARATUS FOR REDUCING LUBRICANT PRESSURE PULSATION WITHIN A ROTARY CONE ROCK BIT
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Patent #:
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Issue Dt:
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06/10/2014
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Application #:
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13016535
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Filing Dt:
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01/28/2011
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Publication #:
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Pub Dt:
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08/02/2012
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Title:
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METHOD AND APPARATUS FOR REDUCING LUBRICANT PRESSURE PULSATION WITHIN A ROTARY CONE ROCK BIT
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Patent #:
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Issue Dt:
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12/04/2012
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Application #:
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13173720
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Filing Dt:
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06/30/2011
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Publication #:
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Pub Dt:
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10/20/2011
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Title:
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TEXTURING OF THE SEAL SURFACE FOR A ROLLER CONE ROCK BIT
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Patent #:
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Issue Dt:
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06/17/2014
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Application #:
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13185345
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Filing Dt:
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07/18/2011
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Publication #:
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Pub Dt:
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01/24/2013
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Title:
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ROCK BIT HAVING A LABYRINTH SEAL/BEARING PROTECTION STRUCTURE
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Patent #:
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Issue Dt:
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02/16/2016
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Application #:
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13434583
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Filing Dt:
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03/29/2012
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Publication #:
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Pub Dt:
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10/03/2013
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Title:
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ROLLER CONE DRILL BIT WITH CUTTINGS EVACUATOR
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Patent #:
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Issue Dt:
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07/30/2019
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Application #:
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15670118
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Filing Dt:
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08/07/2017
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Publication #:
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Pub Dt:
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02/15/2018
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Title:
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DURABLE ROCK BIT FOR BLAST HOLE DRILLING
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Assignee
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| 81181 SANDVIKEN |
| SANDVIKEN, SWEDEN |
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Correspondence name and address
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KENYON RIPPLE
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4730 CONSULATE PLAZA DRIVE, SUITE 190
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HOUSTON, TX 77032
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