Search

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 numberTitle of the applicationFiling DateStatus
Array ( [id] => 896356 [patent_doc_number] => 07337846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-04 [patent_title] => 'Surface controlled subsurface lateral branch safety valve' [patent_app_type] => utility [patent_app_number] => 11/170256 [patent_app_country] => US [patent_app_date] => 2005-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 7108 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/337/07337846.pdf [firstpage_image] =>[orig_patent_app_number] => 11170256 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/170256
Surface controlled subsurface lateral branch safety valve Jun 28, 2005 Issued
Array ( [id] => 516195 [patent_doc_number] => 07182140 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-02-27 [patent_title] => 'Coiled tubing/top drive rig and method' [patent_app_type] => utility [patent_app_number] => 11/165931 [patent_app_country] => US [patent_app_date] => 2005-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5224 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/182/07182140.pdf [firstpage_image] =>[orig_patent_app_number] => 11165931 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/165931
Coiled tubing/top drive rig and method Jun 23, 2005 Issued
Array ( [id] => 8025111 [patent_doc_number] => 08141631 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-27 [patent_title] => 'Deployment of underground sensors in casing' [patent_app_type] => utility [patent_app_number] => 11/571021 [patent_app_country] => US [patent_app_date] => 2005-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 7492 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/141/08141631.pdf [firstpage_image] =>[orig_patent_app_number] => 11571021 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/571021
Deployment of underground sensors in casing Jun 20, 2005 Issued
Array ( [id] => 5412967 [patent_doc_number] => 20090038854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-12 [patent_title] => 'SYSTEM AND METHOD FOR DRILLING WELLBORES' [patent_app_type] => utility [patent_app_number] => 11/658371 [patent_app_country] => US [patent_app_date] => 2005-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1923 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20090038854.pdf [firstpage_image] =>[orig_patent_app_number] => 11658371 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/658371
System and method for drilling wellbores Jun 13, 2005 Issued
Array ( [id] => 5891770 [patent_doc_number] => 20060000617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-01-05 [patent_title] => 'Coupling and sealing tubulars in a bore' [patent_app_type] => utility [patent_app_number] => 11/140184 [patent_app_country] => US [patent_app_date] => 2005-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 11195 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20060000617.pdf [firstpage_image] =>[orig_patent_app_number] => 11140184 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/140184
Coupling and sealing tubulars in a bore May 26, 2005 Issued
Array ( [id] => 815654 [patent_doc_number] => 07410000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-08-12 [patent_title] => 'Mono-diameter wellbore casing' [patent_app_type] => utility [patent_app_number] => 11/134013 [patent_app_country] => US [patent_app_date] => 2005-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 17605 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/410/07410000.pdf [firstpage_image] =>[orig_patent_app_number] => 11134013 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/134013
Mono-diameter wellbore casing May 19, 2005 Issued
Array ( [id] => 841994 [patent_doc_number] => 07387164 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-17 [patent_title] => 'Method and apparatus for selective injection or flow control with through-tubing operation capacity' [patent_app_type] => utility [patent_app_number] => 10/908526 [patent_app_country] => US [patent_app_date] => 2005-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 21 [patent_no_of_words] => 5788 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/387/07387164.pdf [firstpage_image] =>[orig_patent_app_number] => 10908526 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/908526
Method and apparatus for selective injection or flow control with through-tubing operation capacity May 15, 2005 Issued
Array ( [id] => 4912471 [patent_doc_number] => 20080093070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-24 [patent_title] => 'Method for Signalling A Downhole Device in a Flowing Well' [patent_app_type] => utility [patent_app_number] => 11/569311 [patent_app_country] => US [patent_app_date] => 2005-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3611 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0093/20080093070.pdf [firstpage_image] =>[orig_patent_app_number] => 11569311 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/569311
Method for signalling a downhole device in a flowing well May 10, 2005 Issued
Array ( [id] => 7160443 [patent_doc_number] => 20050199385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-15 [patent_title] => 'Connector for expandable well screen' [patent_app_type] => utility [patent_app_number] => 11/126041 [patent_app_country] => US [patent_app_date] => 2005-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1686 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0199/20050199385.pdf [firstpage_image] =>[orig_patent_app_number] => 11126041 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/126041
Connector for expandable well screen May 9, 2005 Issued
Array ( [id] => 434523 [patent_doc_number] => 07261152 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-08-28 [patent_title] => 'Cable drawn snubbing apparatus' [patent_app_type] => utility [patent_app_number] => 11/125671 [patent_app_country] => US [patent_app_date] => 2005-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2262 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/261/07261152.pdf [firstpage_image] =>[orig_patent_app_number] => 11125671 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/125671
Cable drawn snubbing apparatus May 9, 2005 Issued
Array ( [id] => 7107676 [patent_doc_number] => 20050205250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'Apparatus and methods for drilling with casing' [patent_app_type] => utility [patent_app_number] => 11/124755 [patent_app_country] => US [patent_app_date] => 2005-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4139 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0205/20050205250.pdf [firstpage_image] =>[orig_patent_app_number] => 11124755 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/124755
Apparatus and methods for drilling with casing May 8, 2005 Issued
Array ( [id] => 5658696 [patent_doc_number] => 20060249292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-09 [patent_title] => 'Casing running tool and method of using same' [patent_app_type] => utility [patent_app_number] => 11/124471 [patent_app_country] => US [patent_app_date] => 2005-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6281 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0249/20060249292.pdf [firstpage_image] =>[orig_patent_app_number] => 11124471 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/124471
Casing running tool and method of using same May 5, 2005 Issued
Array ( [id] => 7174529 [patent_doc_number] => 20050189101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-01 [patent_title] => 'Downhole fluid disposal apparatus and methods' [patent_app_type] => utility [patent_app_number] => 11/119616 [patent_app_country] => US [patent_app_date] => 2005-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 11392 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0189/20050189101.pdf [firstpage_image] =>[orig_patent_app_number] => 11119616 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/119616
Downhole fluid disposal apparatus and methods May 1, 2005 Issued
Array ( [id] => 892178 [patent_doc_number] => 07341110 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-03-11 [patent_title] => 'Slotted slip element for expandable packer' [patent_app_type] => utility [patent_app_number] => 11/118060 [patent_app_country] => US [patent_app_date] => 2005-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3059 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/341/07341110.pdf [firstpage_image] =>[orig_patent_app_number] => 11118060 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/118060
Slotted slip element for expandable packer Apr 28, 2005 Issued
Array ( [id] => 7015471 [patent_doc_number] => 20050217869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-06 [patent_title] => 'High pressure expandable packer' [patent_app_type] => utility [patent_app_number] => 11/118912 [patent_app_country] => US [patent_app_date] => 2005-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2662 [patent_no_of_claims] => 20 [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/A1/0217/20050217869.pdf [firstpage_image] =>[orig_patent_app_number] => 11118912 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/118912
High pressure expandable packer Apr 28, 2005 Abandoned
Array ( [id] => 842000 [patent_doc_number] => 07387170 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-17 [patent_title] => 'Expandable packer with mounted exterior slips and seal' [patent_app_type] => utility [patent_app_number] => 11/118570 [patent_app_country] => US [patent_app_date] => 2005-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2626 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/387/07387170.pdf [firstpage_image] =>[orig_patent_app_number] => 11118570 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/118570
Expandable packer with mounted exterior slips and seal Apr 28, 2005 Issued
Array ( [id] => 6955063 [patent_doc_number] => 20050211433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-29 [patent_title] => 'System for logging formations surrounding a wellbore' [patent_app_type] => utility [patent_app_number] => 11/112530 [patent_app_country] => US [patent_app_date] => 2005-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3011 [patent_no_of_claims] => 35 [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/A1/0211/20050211433.pdf [firstpage_image] =>[orig_patent_app_number] => 11112530 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/112530
System for logging formations surrounding a wellbore Apr 21, 2005 Issued
Array ( [id] => 472083 [patent_doc_number] => 07225867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-05 [patent_title] => 'Liner top test packer' [patent_app_type] => utility [patent_app_number] => 11/106019 [patent_app_country] => US [patent_app_date] => 2005-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2437 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/225/07225867.pdf [firstpage_image] =>[orig_patent_app_number] => 11106019 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/106019
Liner top test packer Apr 13, 2005 Issued
Array ( [id] => 922261 [patent_doc_number] => 07318481 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-01-15 [patent_title] => 'Self-conforming screen' [patent_app_type] => utility [patent_app_number] => 11/105071 [patent_app_country] => US [patent_app_date] => 2005-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2392 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/318/07318481.pdf [firstpage_image] =>[orig_patent_app_number] => 11105071 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/105071
Self-conforming screen Apr 12, 2005 Issued
Array ( [id] => 902641 [patent_doc_number] => RE040067 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2008-02-19 [patent_title] => 'Downhole equipment tools and assembly procedures for the drilling, tie-in and completion of vertical cased oil wells connected to liner-equipped multiple drainholes' [patent_app_type] => reissue [patent_app_number] => 11/038005 [patent_app_country] => US [patent_app_date] => 2005-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 35 [patent_no_of_words] => 10896 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/040/RE040067.pdf [firstpage_image] =>[orig_patent_app_number] => 11038005 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/038005
Downhole equipment tools and assembly procedures for the drilling, tie-in and completion of vertical cased oil wells connected to liner-equipped multiple drainholes Apr 7, 2005 Issued
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