
Nguyen T. Ha
Examiner (ID: 16903, Phone: (571)272-1974 , Office: P/2848 )
| Most Active Art Unit | 2831 |
| Art Unit(s) | 2831, 2847, 2835, 2848 |
| Total Applications | 2035 |
| Issued Applications | 1842 |
| Pending Applications | 33 |
| Abandoned Applications | 162 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 8788258
[patent_doc_number] => 20130105227
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2013-05-02
[patent_title] => 'HIGH PRODUCTIVITY CORE DRILLING SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 13/717421
[patent_app_country] => US
[patent_app_date] => 2012-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 5910
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 4
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13717421
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/717421 | High productivity core drilling system | Dec 16, 2012 | Issued |
Array
(
[id] => 9880506
[patent_doc_number] => 08967256
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-03-03
[patent_title] => 'Wellbore perforation tool'
[patent_app_type] => utility
[patent_app_number] => 13/714201
[patent_app_country] => US
[patent_app_date] => 2012-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13714201
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/714201 | Wellbore perforation tool | Dec 12, 2012 | Issued |
Array
(
[id] => 10868636
[patent_doc_number] => 08893826
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-11-25
[patent_title] => 'Optimized reaming system based upon weight on tool'
[patent_app_type] => utility
[patent_app_number] => 13/709894
[patent_app_country] => US
[patent_app_date] => 2012-12-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13709894
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/709894 | Optimized reaming system based upon weight on tool | Dec 9, 2012 | Issued |
Array
(
[id] => 9445559
[patent_doc_number] => 20140116727
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-05-01
[patent_title] => 'WELL SCREEN WITH CHANNEL FOR SHUNT OR CABLE LINE'
[patent_app_type] => utility
[patent_app_number] => 13/928314
[patent_app_country] => US
[patent_app_date] => 2012-10-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_claims] => 20
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/928314 | Well screen with channel for shunt or cable line | Oct 25, 2012 | Issued |
Array
(
[id] => 8900603
[patent_doc_number] => 20130168106
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2013-07-04
[patent_title] => 'PIPE DRIVE SEALING SYSTEM AND METHOD'
[patent_app_type] => utility
[patent_app_number] => 13/655798
[patent_app_country] => US
[patent_app_date] => 2012-10-19
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13655798
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/655798 | Pipe drive sealing system and method | Oct 18, 2012 | Issued |
Array
(
[id] => 10090723
[patent_doc_number] => 09127539
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-09-08
[patent_title] => 'Downhole packer assembly having a selective fluid bypass and method for use thereof'
[patent_app_type] => utility
[patent_app_number] => 13/645558
[patent_app_country] => US
[patent_app_date] => 2012-10-05
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/645558 | Downhole packer assembly having a selective fluid bypass and method for use thereof | Oct 4, 2012 | Issued |
Array
(
[id] => 9425717
[patent_doc_number] => 08701778
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2014-04-22
[patent_title] => 'Downhole tester valve having rapid charging capabilities and method for use thereof'
[patent_app_type] => utility
[patent_app_number] => 13/626618
[patent_app_country] => US
[patent_app_date] => 2012-09-25
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13626618
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/626618 | Downhole tester valve having rapid charging capabilities and method for use thereof | Sep 24, 2012 | Issued |
Array
(
[id] => 9327311
[patent_doc_number] => 20140054093
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-02-27
[patent_title] => 'Latch Body Components Having Multiple Functions, And Drilling Head Assembly Incorporating Same'
[patent_app_type] => utility
[patent_app_number] => 13/593338
[patent_app_country] => US
[patent_app_date] => 2012-08-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/593338 | Latch body components having multiple functions, and drilling head assembly incorporating same | Aug 22, 2012 | Issued |
Array
(
[id] => 8486280
[patent_doc_number] => 20120285687
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2012-11-15
[patent_title] => 'SELECTIVE FRACTURING TOOL'
[patent_app_type] => utility
[patent_app_number] => 13/557438
[patent_app_country] => US
[patent_app_date] => 2012-07-25
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/557438 | Selective fracturing tool | Jul 24, 2012 | Issued |
Array
(
[id] => 11343942
[patent_doc_number] => 09528344
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-12-27
[patent_title] => 'Safety valve with independent flow tube'
[patent_app_type] => utility
[patent_app_number] => 13/993815
[patent_app_country] => US
[patent_app_date] => 2012-06-27
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13993815
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/993815 | Safety valve with independent flow tube | Jun 26, 2012 | Issued |
Array
(
[id] => 10097374
[patent_doc_number] => 09133678
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2015-09-15
[patent_title] => 'Metal annulus seal'
[patent_app_type] => utility
[patent_app_number] => 13/477246
[patent_app_country] => US
[patent_app_date] => 2012-05-22
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13477246
[rel_patent_id] =>[rel_patent_doc_number] =>) 13/477246 | Metal annulus seal | May 21, 2012 | Issued |
Array
(
[id] => 10535314
[patent_doc_number] => 09260936
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2016-02-16
[patent_title] => 'Downhole bridge plug or packer assemblies'
[patent_app_type] => utility
[patent_app_number] => 13/468158
[patent_app_country] => US
[patent_app_date] => 2012-05-10
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/468158 | Downhole bridge plug or packer assemblies | May 9, 2012 | Issued |
Array
(
[id] => 11450773
[patent_doc_number] => 09574406
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-02-21
[patent_title] => 'Wellbore completion system with reaming tool'
[patent_app_type] => utility
[patent_app_number] => 13/449398
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/449398 | Wellbore completion system with reaming tool | Apr 17, 2012 | Issued |
Array
(
[id] => 11576182
[patent_doc_number] => 09631431
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-04-25
[patent_title] => 'WD sidewall coring tool'
[patent_app_type] => utility
[patent_app_number] => 14/383555
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/383555 | WD sidewall coring tool | Apr 16, 2012 | Issued |
Array
(
[id] => 9290753
[patent_doc_number] => 20140034387
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-02-06
[patent_title] => 'ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING'
[patent_app_type] => utility
[patent_app_number] => 14/111748
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/111748 | ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING | Apr 12, 2012 | Abandoned |
Array
(
[id] => 9090639
[patent_doc_number] => 20130269950
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2013-10-17
[patent_title] => 'METHOD OF SIMULTANEOUSLY STIMULATING MULTIPLE ZONES OF A FORMATION USING FLOW RATE RESTRICTORS'
[patent_app_type] => utility
[patent_app_number] => 13/445378
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/445378 | Method of simultaneously stimulating multiple zones of a formation using flow rate restrictors | Apr 11, 2012 | Issued |
Array
(
[id] => 9208892
[patent_doc_number] => 20140008069
[patent_country] => US
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[patent_issue_date] => 2014-01-09
[patent_title] => 'METHOD AND APPARATUS FOR ACTUATING A DIFFERENTIAL PRESSURE FIRING HEAD'
[patent_app_type] => utility
[patent_app_number] => 13/817038
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/817038 | Method and apparatus for actuating a differential pressure firing head | Apr 10, 2012 | Issued |
Array
(
[id] => 9501568
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[patent_title] => 'Water heating apparatus for continuous heated water flow and method for use in hydraulic fracturing'
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/432206 | Optical casing collar locator systems and methods | Mar 27, 2012 | Issued |
Array
(
[id] => 9219546
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/003154 | Assembly | Mar 1, 2012 | Abandoned |