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] => 1158574 [patent_doc_number] => 06752212 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-22 [patent_title] => 'Dump valve assembly for selective draining of liquid from an oil well pipe stream' [patent_app_type] => B2 [patent_app_number] => 10/443522 [patent_app_country] => US [patent_app_date] => 2003-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1657 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 386 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/752/06752212.pdf [firstpage_image] =>[orig_patent_app_number] => 10443522 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/443522
Dump valve assembly for selective draining of liquid from an oil well pipe stream May 21, 2003 Issued
Array ( [id] => 664025 [patent_doc_number] => 07096938 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-29 [patent_title] => 'Slip energized by longitudinal shrinkage' [patent_app_type] => utility [patent_app_number] => 10/441521 [patent_app_country] => US [patent_app_date] => 2003-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2983 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/096/07096938.pdf [firstpage_image] =>[orig_patent_app_number] => 10441521 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/441521
Slip energized by longitudinal shrinkage May 19, 2003 Issued
Array ( [id] => 6872399 [patent_doc_number] => 20030192696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-16 [patent_title] => 'Full bore automatic gun release module' [patent_app_type] => new [patent_app_number] => 10/439504 [patent_app_country] => US [patent_app_date] => 2003-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5037 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0192/20030192696.pdf [firstpage_image] =>[orig_patent_app_number] => 10439504 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/439504
Full bore automatic gun release module May 15, 2003 Issued
Array ( [id] => 5772912 [patent_doc_number] => 20060102360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-18 [patent_title] => 'System for radially expanding a tubular member' [patent_app_type] => utility [patent_app_number] => 10/519290 [patent_app_country] => US [patent_app_date] => 2003-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4341 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0102/20060102360.pdf [firstpage_image] =>[orig_patent_app_number] => 10519290 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/519290
System for radially expanding a tubular member May 11, 2003 Issued
Array ( [id] => 6863340 [patent_doc_number] => 20030188866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-09 [patent_title] => 'Circulation tool for use in gravel packing of wellbores' [patent_app_type] => new [patent_app_number] => 10/431217 [patent_app_country] => US [patent_app_date] => 2003-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7880 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0188/20030188866.pdf [firstpage_image] =>[orig_patent_app_number] => 10431217 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/431217
Circulation tool for use in gravel packing of wellbores May 6, 2003 Issued
Array ( [id] => 7015442 [patent_doc_number] => 20050217855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-06 [patent_title] => 'Method and a device for removing a hydrate plug' [patent_app_type] => utility [patent_app_number] => 10/513681 [patent_app_country] => US [patent_app_date] => 2003-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1246 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0217/20050217855.pdf [firstpage_image] =>[orig_patent_app_number] => 10513681 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/513681
Method and a device for removing a hydrate plug May 5, 2003 Issued
Array ( [id] => 673717 [patent_doc_number] => 07086480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-08 [patent_title] => 'Tubing anchor' [patent_app_type] => utility [patent_app_number] => 10/428211 [patent_app_country] => US [patent_app_date] => 2003-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 8 [patent_no_of_words] => 3870 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/086/07086480.pdf [firstpage_image] =>[orig_patent_app_number] => 10428211 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/428211
Tubing anchor May 1, 2003 Issued
Array ( [id] => 5745193 [patent_doc_number] => 20060108117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-25 [patent_title] => 'Selectively operational cleaning tool' [patent_app_type] => utility [patent_app_number] => 10/513281 [patent_app_country] => US [patent_app_date] => 2003-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4435 [patent_no_of_claims] => 28 [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/A1/0108/20060108117.pdf [firstpage_image] =>[orig_patent_app_number] => 10513281 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/513281
Selectively operational cleaning tool Apr 30, 2003 Issued
Array ( [id] => 7408147 [patent_doc_number] => 20040206492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Borehole sounding device with sealed depth and water level sensors' [patent_app_type] => new [patent_app_number] => 10/417971 [patent_app_country] => US [patent_app_date] => 2003-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1601 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0206/20040206492.pdf [firstpage_image] =>[orig_patent_app_number] => 10417971 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/417971
Borehole sounding device with sealed depth and water level sensors Apr 16, 2003 Issued
Array ( [id] => 7408287 [patent_doc_number] => 20040206512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Strippable collapsed well liner' [patent_app_type] => new [patent_app_number] => 10/413491 [patent_app_country] => US [patent_app_date] => 2003-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2661 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0206/20040206512.pdf [firstpage_image] =>[orig_patent_app_number] => 10413491 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/413491
Strippable collapsed well liner Apr 14, 2003 Issued
Array ( [id] => 783723 [patent_doc_number] => 06988547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-24 [patent_title] => 'Method and system of fluid analysis and control in hydrocarbon well' [patent_app_type] => utility [patent_app_number] => 10/413960 [patent_app_country] => US [patent_app_date] => 2003-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6100 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/988/06988547.pdf [firstpage_image] =>[orig_patent_app_number] => 10413960 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/413960
Method and system of fluid analysis and control in hydrocarbon well Apr 14, 2003 Issued
Array ( [id] => 6872409 [patent_doc_number] => 20030192706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-16 [patent_title] => 'Method for installing a water well pump' [patent_app_type] => new [patent_app_number] => 10/412792 [patent_app_country] => US [patent_app_date] => 2003-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2062 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0192/20030192706.pdf [firstpage_image] =>[orig_patent_app_number] => 10412792 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/412792
Water well including a pump Apr 10, 2003 Issued
Array ( [id] => 7170161 [patent_doc_number] => 20040200083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-14 [patent_title] => 'Method and system for determining the position and orientation of a device in a well casing' [patent_app_type] => new [patent_app_number] => 10/411591 [patent_app_country] => US [patent_app_date] => 2003-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 3223 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0200/20040200083.pdf [firstpage_image] =>[orig_patent_app_number] => 10411591 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/411591
Method and system for determining the position and orientation of a device in a well casing Apr 9, 2003 Issued
Array ( [id] => 6872424 [patent_doc_number] => 20030192721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-16 [patent_title] => 'Cutting structure for roller cone drill bits' [patent_app_type] => new [patent_app_number] => 10/410470 [patent_app_country] => US [patent_app_date] => 2003-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 10567 [patent_no_of_claims] => 227 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0192/20030192721.pdf [firstpage_image] =>[orig_patent_app_number] => 10410470 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/410470
Cutting structure for roller cone drill bits Apr 8, 2003 Abandoned
Array ( [id] => 510117 [patent_doc_number] => 07188674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-03-13 [patent_title] => 'Downhole milling machine and method of use' [patent_app_type] => utility [patent_app_number] => 10/407391 [patent_app_country] => US [patent_app_date] => 2003-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 29 [patent_no_of_words] => 16340 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/188/07188674.pdf [firstpage_image] =>[orig_patent_app_number] => 10407391 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/407391
Downhole milling machine and method of use Apr 3, 2003 Issued
Array ( [id] => 6727236 [patent_doc_number] => 20030183426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-02 [patent_title] => 'Polycrystalline Material Element with Improved Wear Resistance And Methods of Manufacture Thereof' [patent_app_type] => new [patent_app_number] => 10/249199 [patent_app_country] => US [patent_app_date] => 2003-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4929 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0183/20030183426.pdf [firstpage_image] =>[orig_patent_app_number] => 10249199 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/249199
Polycrystalline Material Element with Improved Wear Resistance And Methods of Manufacture Thereof Mar 20, 2003 Abandoned
Array ( [id] => 770654 [patent_doc_number] => 07000696 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-02-21 [patent_title] => 'Method and apparatus for determining the temperature of subterranean wells using fiber optic cable' [patent_app_type] => utility [patent_app_number] => 10/249205 [patent_app_country] => US [patent_app_date] => 2003-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4629 [patent_no_of_claims] => 52 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/000/07000696.pdf [firstpage_image] =>[orig_patent_app_number] => 10249205 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/249205
Method and apparatus for determining the temperature of subterranean wells using fiber optic cable Mar 20, 2003 Issued
Array ( [id] => 6794200 [patent_doc_number] => 20030173073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-09-18 [patent_title] => 'Top drive casing system' [patent_app_type] => new [patent_app_number] => 10/389483 [patent_app_country] => US [patent_app_date] => 2003-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8083 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0173/20030173073.pdf [firstpage_image] =>[orig_patent_app_number] => 10389483 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/389483
Top drive casing system Mar 13, 2003 Issued
Array ( [id] => 7430013 [patent_doc_number] => 20040065479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-08 [patent_title] => 'Bore hole underreamer having extendible cutting arms' [patent_app_type] => new [patent_app_number] => 10/387770 [patent_app_country] => US [patent_app_date] => 2003-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6925 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0065/20040065479.pdf [firstpage_image] =>[orig_patent_app_number] => 10387770 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/387770
Bore hole underreamer having extendible cutting arms Mar 12, 2003 Issued
Array ( [id] => 664027 [patent_doc_number] => 07096939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-29 [patent_title] => 'Slotted expandable centraliser' [patent_app_type] => utility [patent_app_number] => 10/507031 [patent_app_country] => US [patent_app_date] => 2003-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1849 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/096/07096939.pdf [firstpage_image] =>[orig_patent_app_number] => 10507031 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/507031
Slotted expandable centraliser Mar 10, 2003 Issued
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