
David L. Andrews
Examiner (ID: 672, Phone: (571)272-6558 , Office: P/3672 )
| Most Active Art Unit | 3672 |
| Art Unit(s) | 3672 |
| Total Applications | 1177 |
| Issued Applications | 805 |
| Pending Applications | 87 |
| Abandoned Applications | 303 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 8402542
[patent_doc_number] => 20120234600
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-09-20
[patent_title] => 'Downhole Rebound Hardness Measurement While Drilling or Wireline Logging'
[patent_app_type] => utility
[patent_app_number] => 13/050660
[patent_app_country] => US
[patent_app_date] => 2011-03-17
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Array
(
[id] => 9815858
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[patent_kind] => B2
[patent_issue_date] => 2015-01-06
[patent_title] => 'Large bore completions systems and method'
[patent_app_type] => utility
[patent_app_number] => 13/038921
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/038921 | Large bore completions systems and method | Mar 1, 2011 | Issued |
Array
(
[id] => 6082408
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[patent_issue_date] => 2011-09-08
[patent_title] => 'Dual top drive systems and methods'
[patent_app_type] => utility
[patent_app_number] => 12/932501
[patent_app_country] => US
[patent_app_date] => 2011-02-25
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/932501 | Dual top drive systems and methods | Feb 24, 2011 | Abandoned |
Array
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[patent_doc_number] => 20110203847
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[patent_issue_date] => 2011-08-25
[patent_title] => 'Downhole Hydraulic Jetting Assembly, and Method for Stimulating a Production Wellbore'
[patent_app_type] => utility
[patent_app_number] => 13/033587
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/033587 | Downhole hydraulic jetting assembly, and method for stimulating a production wellbore | Feb 22, 2011 | Issued |
Array
(
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[patent_title] => 'LOCKABLE ANCHOR FOR INSERTABLE PROGRESSING CAVITY PUMP'
[patent_app_type] => utility
[patent_app_number] => 13/023714
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/023714 | Lockable anchor for insertable progressing cavity pump | Feb 8, 2011 | Issued |
Array
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[patent_issue_date] => 2011-05-26
[patent_title] => 'EXPANDABLE DOWNHOLE TOOL'
[patent_app_type] => utility
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[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/015964 | Expandable downhole tool | Jan 27, 2011 | Issued |
Array
(
[id] => 7727373
[patent_doc_number] => 20120012394
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[patent_kind] => A1
[patent_issue_date] => 2012-01-19
[patent_title] => 'Air Percussion Drilling In Horizontal Wells'
[patent_app_type] => utility
[patent_app_number] => 13/006867
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/006867 | Air Percussion Drilling In Horizontal Wells | Jan 13, 2011 | Abandoned |
Array
(
[id] => 8656497
[patent_doc_number] => 20130037326
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[patent_kind] => A1
[patent_issue_date] => 2013-02-14
[patent_title] => 'DEVICE FOR UNCOUPLING A DRILL STRING, DRILLING SYSTEM COMPRISING SUCH A UNCOUPLING DEVICE, AND USE OF SUCH A SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 13/574067
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/574067 | Device for uncoupling a drill string, drilling system comprising such a uncoupling device, and use of such a system | Jan 13, 2011 | Issued |
Array
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[id] => 6054378
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[patent_issue_date] => 2011-05-12
[patent_title] => 'Method And Device For The Production Of Bores'
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Array
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[patent_title] => 'System and Method for Dynamically Adjusting the Center of Gravity of a Perforating Apparatus'
[patent_app_type] => utility
[patent_app_number] => 12/985853
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Array
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Array
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/978747 | Method of activating a downhole tool assembly | Dec 26, 2010 | Issued |
Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/967691 | Timed impact drill bit steering | Dec 13, 2010 | Issued |
Array
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Array
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Array
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Array
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Array
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