
Hoang C Dang
Examiner (ID: 12125)
| Most Active Art Unit | 3506 |
| Art Unit(s) | 3672, 3506, 3625, 2731 |
| Total Applications | 3000 |
| Issued Applications | 2548 |
| Pending Applications | 156 |
| Abandoned Applications | 295 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 819185
[patent_doc_number] => 07407013
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-08-05
[patent_title] => 'Expandable well screen with a stable base'
[patent_app_type] => utility
[patent_app_number] => 11/614322
[patent_app_country] => US
[patent_app_date] => 2006-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 2405
[patent_no_of_claims] => 20
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/407/07407013.pdf
[firstpage_image] =>[orig_patent_app_number] => 11614322
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/614322 | Expandable well screen with a stable base | Dec 20, 2006 | Issued |
Array
(
[id] => 4863188
[patent_doc_number] => 20080142264
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-06-19
[patent_title] => 'System for steering a drill string'
[patent_app_type] => utility
[patent_app_number] => 11/611310
[patent_app_country] => US
[patent_app_date] => 2006-12-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
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[firstpage_image] =>[orig_patent_app_number] => 11611310
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/611310 | System for steering a drill string | Dec 14, 2006 | Issued |
Array
(
[id] => 396275
[patent_doc_number] => 07293613
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-11-13
[patent_title] => 'Logging-while-coring method and apparatus'
[patent_app_type] => utility
[patent_app_number] => 11/639551
[patent_app_country] => US
[patent_app_date] => 2006-12-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[patent_no_of_words] => 5253
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[firstpage_image] =>[orig_patent_app_number] => 11639551
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/639551 | Logging-while-coring method and apparatus | Dec 14, 2006 | Issued |
Array
(
[id] => 19050
[patent_doc_number] => 07798213
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-09-21
[patent_title] => 'Radial spring latch apparatus and methods for making and using same'
[patent_app_type] => utility
[patent_app_number] => 11/638761
[patent_app_country] => US
[patent_app_date] => 2006-12-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
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[patent_no_of_words] => 6898
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[pdf_file] => patents/07/798/07798213.pdf
[firstpage_image] =>[orig_patent_app_number] => 11638761
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/638761 | Radial spring latch apparatus and methods for making and using same | Dec 13, 2006 | Issued |
Array
(
[id] => 5037594
[patent_doc_number] => 20070089876
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-04-26
[patent_title] => 'Downhole fluid disposal apparatus and methods'
[patent_app_type] => utility
[patent_app_number] => 11/638886
[patent_app_country] => US
[patent_app_date] => 2006-12-14
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0089/20070089876.pdf
[firstpage_image] =>[orig_patent_app_number] => 11638886
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/638886 | Downhole fluid disposal apparatus and methods | Dec 13, 2006 | Issued |
Array
(
[id] => 795013
[patent_doc_number] => 07428921
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-09-30
[patent_title] => 'Well treatment system and method'
[patent_app_type] => utility
[patent_app_number] => 11/609425
[patent_app_country] => US
[patent_app_date] => 2006-12-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/07/428/07428921.pdf
[firstpage_image] =>[orig_patent_app_number] => 11609425
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/609425 | Well treatment system and method | Dec 11, 2006 | Issued |
Array
(
[id] => 5249960
[patent_doc_number] => 20070131416
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-06-14
[patent_title] => 'APPARATUS FOR GRIPPING A TUBULAR ON A DRILLING RIG'
[patent_app_type] => utility
[patent_app_number] => 11/609709
[patent_app_country] => US
[patent_app_date] => 2006-12-12
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[pdf_file] => publications/A1/0131/20070131416.pdf
[firstpage_image] =>[orig_patent_app_number] => 11609709
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/609709 | Apparatus for gripping a tubular on a drilling rig | Dec 11, 2006 | Issued |
Array
(
[id] => 4967910
[patent_doc_number] => 20070107912
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-05-17
[patent_title] => 'SYSTEM AND METHOD FOR DEFLECTION COMPENSATION IN POWER DRIVE SYSTEM FOR CONNECTION OF TUBULARS'
[patent_app_type] => utility
[patent_app_number] => 11/608143
[patent_app_country] => US
[patent_app_date] => 2006-12-07
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0107/20070107912.pdf
[firstpage_image] =>[orig_patent_app_number] => 11608143
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/608143 | System and method for deflection compensation in power drive system for connection of tubulars | Dec 6, 2006 | Issued |
Array
(
[id] => 822166
[patent_doc_number] => 07404438
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-07-29
[patent_title] => 'Solid expandable tubular members formed from very low carbon steel and method'
[patent_app_type] => utility
[patent_app_number] => 11/567501
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[patent_app_date] => 2006-12-06
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/567501 | Solid expandable tubular members formed from very low carbon steel and method | Dec 5, 2006 | Issued |
Array
(
[id] => 5092455
[patent_doc_number] => 20070114064
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2007-05-24
[patent_title] => 'Hydraulic Drill Bit Assembly'
[patent_app_type] => utility
[patent_app_number] => 11/567283
[patent_app_country] => US
[patent_app_date] => 2006-12-06
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/567283 | Hydraulic drill bit assembly | Dec 5, 2006 | Issued |
Array
(
[id] => 4819786
[patent_doc_number] => 20080121433
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2008-05-29
[patent_title] => 'Detritus flow management features for drag bit cutters and bits so equipped'
[patent_app_type] => utility
[patent_app_number] => 11/606611
[patent_app_country] => US
[patent_app_date] => 2006-11-29
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[pdf_file] => publications/A1/0121/20080121433.pdf
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/606611 | Detritus flow management features for drag bit cutters and bits so equipped | Nov 28, 2006 | Issued |
Array
(
[id] => 7995141
[patent_doc_number] => 08079415
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2011-12-20
[patent_title] => 'Wellbore intervention tool'
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/159741 | Wellbore intervention tool | Nov 27, 2006 | Issued |
Array
(
[id] => 6388645
[patent_doc_number] => 20100163305
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[patent_kind] => A1
[patent_issue_date] => 2010-07-01
[patent_title] => 'Apparatus and Methods for Sidewall Percussion Coring Using a Voltage Activated Igniter'
[patent_app_type] => utility
[patent_app_number] => 12/516406
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/516406 | Apparatus and methods for sidewall percussion coring using a voltage activated igniter | Nov 26, 2006 | Issued |
Array
(
[id] => 273208
[patent_doc_number] => 07559371
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[patent_issue_date] => 2009-07-14
[patent_title] => 'Method and apparatus for centralizing through tubing milling assemblies'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/602811 | Method and apparatus for centralizing through tubing milling assemblies | Nov 20, 2006 | Issued |
Array
(
[id] => 815699
[patent_doc_number] => 07410003
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[patent_kind] => B2
[patent_issue_date] => 2008-08-12
[patent_title] => 'Dual purpose blow out preventer'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/602511 | Dual purpose blow out preventer | Nov 19, 2006 | Issued |
Array
(
[id] => 4767644
[patent_doc_number] => 20080053298
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[patent_kind] => A1
[patent_issue_date] => 2008-03-06
[patent_title] => 'Weight Spacer Apparatus'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/561641 | Weight spacer apparatus | Nov 19, 2006 | Issued |
Array
(
[id] => 5116180
[patent_doc_number] => 20070137893
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[patent_issue_date] => 2007-06-21
[patent_title] => 'Method of Drilling Using Pulsed Electric Drilling'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/561840 | Method of drilling using pulsed electric drilling | Nov 19, 2006 | Issued |
Array
(
[id] => 4896313
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[patent_title] => 'Collar Assembly for Pump Thrust Rod Used to Activate Microswitch Valve on Chemical Injection Pump'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/560951 | Collar assembly for pump thrust rod used to activate microswitch valve on chemical injection pump | Nov 16, 2006 | Issued |
Array
(
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[patent_title] => 'Power and/or Data Connection in a Downhole Component'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 11/559461 | Power and/or data connection in a downhole component | Nov 13, 2006 | Issued |
Array
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[firstpage_image] =>[orig_patent_app_number] => 11595591
[rel_patent_id] =>[rel_patent_doc_number] =>) 11/595591 | Distortion compensation for rod piston bore in subsurface safety valves | Nov 12, 2006 | Issued |