
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] => 89428
[patent_doc_number] => 07730967
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-06-08
[patent_title] => 'Drilling wellbores with optimal physical drill string conditions'
[patent_app_type] => utility
[patent_app_number] => 10/873091
[patent_app_country] => US
[patent_app_date] => 2004-06-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 9
[patent_no_of_words] => 9181
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 128
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/730/07730967.pdf
[firstpage_image] =>[orig_patent_app_number] => 10873091
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/873091 | Drilling wellbores with optimal physical drill string conditions | Jun 21, 2004 | Issued |
Array
(
[id] => 6928467
[patent_doc_number] => 20050279499
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-12-22
[patent_title] => 'DOWNHOLE SAMPLING TOOL AND METHOD FOR USING SAME'
[patent_app_type] => utility
[patent_app_number] => 10/710111
[patent_app_country] => US
[patent_app_date] => 2004-06-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 7697
[patent_no_of_claims] => 46
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0279/20050279499.pdf
[firstpage_image] =>[orig_patent_app_number] => 10710111
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/710111 | Downhole sampling tool and method for using same | Jun 17, 2004 | Issued |
Array
(
[id] => 699723
[patent_doc_number] => 07063175
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2006-06-20
[patent_title] => 'Method and apparatus for retaining a down-hole fluid motor and bit assembly'
[patent_app_type] => utility
[patent_app_number] => 10/870661
[patent_app_country] => US
[patent_app_date] => 2004-06-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 1699
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 122
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/063/07063175.pdf
[firstpage_image] =>[orig_patent_app_number] => 10870661
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/870661 | Method and apparatus for retaining a down-hole fluid motor and bit assembly | Jun 15, 2004 | Issued |
Array
(
[id] => 510318
[patent_doc_number] => 07188691
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-03-13
[patent_title] => 'Metal seal with impact-absorbing ring'
[patent_app_type] => utility
[patent_app_number] => 10/868511
[patent_app_country] => US
[patent_app_date] => 2004-06-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 6198
[patent_no_of_claims] => 44
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/188/07188691.pdf
[firstpage_image] =>[orig_patent_app_number] => 10868511
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/868511 | Metal seal with impact-absorbing ring | Jun 14, 2004 | Issued |
Array
(
[id] => 845903
[patent_doc_number] => 07383886
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-06-10
[patent_title] => 'Device and a method for selective control of fluid flow between a well and surrounding rocks'
[patent_app_type] => utility
[patent_app_number] => 10/561721
[patent_app_country] => US
[patent_app_date] => 2004-06-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3178
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 142
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/383/07383886.pdf
[firstpage_image] =>[orig_patent_app_number] => 10561721
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/561721 | Device and a method for selective control of fluid flow between a well and surrounding rocks | Jun 14, 2004 | Issued |
Array
(
[id] => 7322617
[patent_doc_number] => 20040251023
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-16
[patent_title] => 'Downhole surge pressure reduction and filtering apparatus'
[patent_app_type] => new
[patent_app_number] => 10/863165
[patent_app_country] => US
[patent_app_date] => 2004-06-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 16
[patent_no_of_words] => 7263
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 11
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0251/20040251023.pdf
[firstpage_image] =>[orig_patent_app_number] => 10863165
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/863165 | Downhole surge pressure reduction and filtering apparatus | Jun 7, 2004 | Issued |
Array
(
[id] => 7360706
[patent_doc_number] => 20040216867
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-11-04
[patent_title] => 'Dump hole dump valve'
[patent_app_type] => new
[patent_app_number] => 10/862681
[patent_app_country] => US
[patent_app_date] => 2004-06-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1710
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 512
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0216/20040216867.pdf
[firstpage_image] =>[orig_patent_app_number] => 10862681
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/862681 | Dump hole dump valve | Jun 6, 2004 | Abandoned |
Array
(
[id] => 7360758
[patent_doc_number] => 20040216879
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-11-04
[patent_title] => 'Apparatus and method for disconnecting a tail pipe and maintaining fluid inside a workstring'
[patent_app_type] => new
[patent_app_number] => 10/860828
[patent_app_country] => US
[patent_app_date] => 2004-06-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4436
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 106
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0216/20040216879.pdf
[firstpage_image] =>[orig_patent_app_number] => 10860828
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/860828 | Apparatus and method for disconnecting a tail pipe and maintaining fluid inside a workstring | Jun 3, 2004 | Issued |
Array
(
[id] => 7336989
[patent_doc_number] => 20040244981
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-09
[patent_title] => 'Bypass valve for a flow through gas lift plunger'
[patent_app_type] => new
[patent_app_number] => 10/861861
[patent_app_country] => US
[patent_app_date] => 2004-06-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_no_of_words] => 1793
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[pdf_file] => publications/A1/0244/20040244981.pdf
[firstpage_image] =>[orig_patent_app_number] => 10861861
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/861861 | Bypass valve for a flow through gas lift plunger | Jun 3, 2004 | Abandoned |
Array
(
[id] => 5915101
[patent_doc_number] => 20060237194
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2006-10-26
[patent_title] => 'Apparatus and method for recovering fluids from a well and/or injecting fluids into a well'
[patent_app_type] => utility
[patent_app_number] => 10/558593
[patent_app_country] => US
[patent_app_date] => 2004-06-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 48
[patent_figures_cnt] => 48
[patent_no_of_words] => 20882
[patent_no_of_claims] => 75
[patent_no_of_ind_claims] => 32
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[pdf_file] => publications/A1/0237/20060237194.pdf
[firstpage_image] =>[orig_patent_app_number] => 10558593
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/558593 | Apparatus and method for recovering fluids from a well and/or injecting fluids into a well | May 31, 2004 | Issued |
Array
(
[id] => 7107675
[patent_doc_number] => 20050205249
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-09-22
[patent_title] => 'Apparatus and method for driving submerged pumps'
[patent_app_type] => utility
[patent_app_number] => 10/856471
[patent_app_country] => US
[patent_app_date] => 2004-05-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 1597
[patent_no_of_claims] => 12
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[pdf_file] => publications/A1/0205/20050205249.pdf
[firstpage_image] =>[orig_patent_app_number] => 10856471
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/856471 | Apparatus and method for driving submerged pumps | May 27, 2004 | Issued |
Array
(
[id] => 7072126
[patent_doc_number] => 20050145392
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-07-07
[patent_title] => 'Wellbore liner system'
[patent_app_type] => utility
[patent_app_number] => 10/853673
[patent_app_country] => US
[patent_app_date] => 2004-05-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
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[patent_no_of_words] => 7669
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[pdf_file] => publications/A1/0145/20050145392.pdf
[firstpage_image] =>[orig_patent_app_number] => 10853673
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/853673 | Wellbore liner system | May 24, 2004 | Issued |
Array
(
[id] => 528541
[patent_doc_number] => 07168508
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-01-30
[patent_title] => 'Logging-while-coring method and apparatus'
[patent_app_type] => utility
[patent_app_number] => 10/850691
[patent_app_country] => US
[patent_app_date] => 2004-05-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
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[pdf_file] => patents/07/168/07168508.pdf
[firstpage_image] =>[orig_patent_app_number] => 10850691
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/850691 | Logging-while-coring method and apparatus | May 20, 2004 | Issued |
Array
(
[id] => 770644
[patent_doc_number] => 07000692
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-21
[patent_title] => 'Apparatus and methods for placing downhole tools in a wellbore'
[patent_app_type] => utility
[patent_app_number] => 10/848337
[patent_app_country] => US
[patent_app_date] => 2004-05-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/000/07000692.pdf
[firstpage_image] =>[orig_patent_app_number] => 10848337
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/848337 | Apparatus and methods for placing downhole tools in a wellbore | May 17, 2004 | Issued |
Array
(
[id] => 7203218
[patent_doc_number] => 20050257928
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-11-24
[patent_title] => 'Hydraulically set concentric packer with multiple umbilical bypass through the piston'
[patent_app_type] => utility
[patent_app_number] => 10/847931
[patent_app_country] => US
[patent_app_date] => 2004-05-18
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[pdf_file] => publications/A1/0257/20050257928.pdf
[firstpage_image] =>[orig_patent_app_number] => 10847931
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/847931 | Hydraulically set concentric packer with multiple umbilical bypass through the piston | May 17, 2004 | Issued |
Array
(
[id] => 7322636
[patent_doc_number] => 20040251036
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-16
[patent_title] => 'Well operations system'
[patent_app_type] => new
[patent_app_number] => 10/844871
[patent_app_country] => US
[patent_app_date] => 2004-05-13
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0251/20040251036.pdf
[firstpage_image] =>[orig_patent_app_number] => 10844871
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/844871 | Well operations system | May 12, 2004 | Issued |
Array
(
[id] => 7042723
[patent_doc_number] => 20050247450
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-11-10
[patent_title] => 'Flame and Heat Resistant Oilfield Tools'
[patent_app_type] => utility
[patent_app_number] => 10/709491
[patent_app_country] => US
[patent_app_date] => 2004-05-10
[patent_effective_date] => 0000-00-00
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[firstpage_image] =>[orig_patent_app_number] => 10709491
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/709491 | Flame and Heat Resistant Oilfield Tools | May 9, 2004 | Abandoned |
Array
(
[id] => 799777
[patent_doc_number] => 07424916
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-09-16
[patent_title] => 'Flameless hot oiler'
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[patent_app_number] => 10/838104
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[pdf_file] => patents/07/424/07424916.pdf
[firstpage_image] =>[orig_patent_app_number] => 10838104
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/838104 | Flameless hot oiler | May 2, 2004 | Issued |
Array
(
[id] => 417447
[patent_doc_number] => 07275598
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-10-02
[patent_title] => 'Uncollapsed expandable wellbore junction'
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[patent_app_number] => 10/836431
[patent_app_country] => US
[patent_app_date] => 2004-04-30
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[pdf_file] => patents/07/275/07275598.pdf
[firstpage_image] =>[orig_patent_app_number] => 10836431
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/836431 | Uncollapsed expandable wellbore junction | Apr 29, 2004 | Issued |
Array
(
[id] => 635954
[patent_doc_number] => 07124829
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-10-24
[patent_title] => 'Tubular expansion fluid production assembly and method'
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[patent_app_country] => US
[patent_app_date] => 2004-04-23
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/124/07124829.pdf
[firstpage_image] =>[orig_patent_app_number] => 10831076
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/831076 | Tubular expansion fluid production assembly and method | Apr 22, 2004 | Issued |