Search

Hoang C Dang

Examiner (ID: 4633)

Most Active Art Unit
3506
Art Unit(s)
2731, 3506, 3672, 3625
Total Applications
3000
Issued Applications
2548
Pending Applications
156
Abandoned Applications
295

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7400290 [patent_doc_number] => 20040261990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-30 [patent_title] => 'Wellbore system with annular seal member' [patent_app_type] => new [patent_app_number] => 10/484221 [patent_app_country] => US [patent_app_date] => 2004-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2711 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0261/20040261990.pdf [firstpage_image] =>[orig_patent_app_number] => 10484221 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/484221
Wellbore system with annular seal member Jul 17, 2002 Issued
Array ( [id] => 1171121 [patent_doc_number] => 06739396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-25 [patent_title] => 'Cavity positioning tool and method' [patent_app_type] => B1 [patent_app_number] => 10/197121 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3537 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/739/06739396.pdf [firstpage_image] =>[orig_patent_app_number] => 10197121 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/197121
Cavity positioning tool and method Jul 16, 2002 Issued
Array ( [id] => 1171121 [patent_doc_number] => 06739396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-25 [patent_title] => 'Cavity positioning tool and method' [patent_app_type] => B1 [patent_app_number] => 10/197121 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3537 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/739/06739396.pdf [firstpage_image] =>[orig_patent_app_number] => 10197121 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/197121
Cavity positioning tool and method Jul 16, 2002 Issued
Array ( [id] => 1171121 [patent_doc_number] => 06739396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-25 [patent_title] => 'Cavity positioning tool and method' [patent_app_type] => B1 [patent_app_number] => 10/197121 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3537 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/739/06739396.pdf [firstpage_image] =>[orig_patent_app_number] => 10197121 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/197121
Cavity positioning tool and method Jul 16, 2002 Issued
Array ( [id] => 1171121 [patent_doc_number] => 06739396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-25 [patent_title] => 'Cavity positioning tool and method' [patent_app_type] => B1 [patent_app_number] => 10/197121 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3537 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/739/06739396.pdf [firstpage_image] =>[orig_patent_app_number] => 10197121 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/197121
Cavity positioning tool and method Jul 16, 2002 Issued
Array ( [id] => 1276691 [patent_doc_number] => 06637514 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-28 [patent_title] => 'Recovery of production fluids from an oil or gas well' [patent_app_type] => B1 [patent_app_number] => 10/009991 [patent_app_country] => US [patent_app_date] => 2002-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3482 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/637/06637514.pdf [firstpage_image] =>[orig_patent_app_number] => 10009991 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/009991
Recovery of production fluids from an oil or gas well Jul 15, 2002 Issued
Array ( [id] => 1335776 [patent_doc_number] => 06578631 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-06-17 [patent_title] => 'Well logging tool' [patent_app_type] => B2 [patent_app_number] => 10/195780 [patent_app_country] => US [patent_app_date] => 2002-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2149 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/578/06578631.pdf [firstpage_image] =>[orig_patent_app_number] => 10195780 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/195780
Well logging tool Jul 14, 2002 Issued
Array ( [id] => 6763763 [patent_doc_number] => 20030098161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-29 [patent_title] => 'High torque and high capacity rotatable center core and floatable sealed body assemblies with universals ram applications and method' [patent_app_type] => new [patent_app_number] => 10/190193 [patent_app_country] => US [patent_app_date] => 2002-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8171 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20030098161.pdf [firstpage_image] =>[orig_patent_app_number] => 10190193 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/190193
High torque and high capacity rotatable center core and floatable sealed body assemblies with universals ram applications and method Jul 2, 2002 Issued
Array ( [id] => 6530841 [patent_doc_number] => 20020162689 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-07 [patent_title] => 'Horizontal directional drilling in wells' [patent_app_type] => new [patent_app_number] => 10/189637 [patent_app_country] => US [patent_app_date] => 2002-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4505 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0162/20020162689.pdf [firstpage_image] =>[orig_patent_app_number] => 10189637 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/189637
Horizontal directional drilling in wells Jul 2, 2002 Issued
Array ( [id] => 6424398 [patent_doc_number] => 20020175004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-28 [patent_title] => 'Horizontal directional drilling in wells' [patent_app_type] => new [patent_app_number] => 10/189652 [patent_app_country] => US [patent_app_date] => 2002-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4500 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0175/20020175004.pdf [firstpage_image] =>[orig_patent_app_number] => 10189652 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/189652
Horizontal directional drilling in wells Jul 2, 2002 Issued
Array ( [id] => 6718231 [patent_doc_number] => 20030051918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-20 [patent_title] => 'Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation' [patent_app_type] => new [patent_app_number] => 10/189305 [patent_app_country] => US [patent_app_date] => 2002-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 8193 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0051/20030051918.pdf [firstpage_image] =>[orig_patent_app_number] => 10189305 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/189305
Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation Jul 1, 2002 Abandoned
Array ( [id] => 7360715 [patent_doc_number] => 20040216870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-04 [patent_title] => 'Drilled hole closure' [patent_app_type] => new [patent_app_number] => 10/483911 [patent_app_country] => US [patent_app_date] => 2004-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2610 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0216/20040216870.pdf [firstpage_image] =>[orig_patent_app_number] => 10483911 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/483911
Borehole closure Jun 20, 2002 Issued
Array ( [id] => 6772013 [patent_doc_number] => 20030015351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Method and system for predicting performance of a drilling system of a given formation' [patent_app_type] => new [patent_app_number] => 10/177829 [patent_app_country] => US [patent_app_date] => 2002-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 20244 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20030015351.pdf [firstpage_image] =>[orig_patent_app_number] => 10177829 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/177829
Method and system for predicting performance of a drilling system of a given formation Jun 20, 2002 Issued
Array ( [id] => 1216839 [patent_doc_number] => 06702042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Method and device for rotary well drilling' [patent_app_type] => B2 [patent_app_number] => 10/088931 [patent_app_country] => US [patent_app_date] => 2002-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 5395 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/702/06702042.pdf [firstpage_image] =>[orig_patent_app_number] => 10088931 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/088931
Method and device for rotary well drilling Jun 19, 2002 Issued
Array ( [id] => 6803016 [patent_doc_number] => 20030230410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-18 [patent_title] => 'Method and apparatus for installing tubing in a wellbore' [patent_app_type] => new [patent_app_number] => 10/173501 [patent_app_country] => US [patent_app_date] => 2002-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3648 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0230/20030230410.pdf [firstpage_image] =>[orig_patent_app_number] => 10173501 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/173501
Method and apparatus for installing tubing in a wellbore Jun 16, 2002 Abandoned
Array ( [id] => 7408266 [patent_doc_number] => 20040206509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Casing wear band and method of attachment' [patent_app_type] => new [patent_app_number] => 10/480771 [patent_app_country] => US [patent_app_date] => 2004-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3263 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0206/20040206509.pdf [firstpage_image] =>[orig_patent_app_number] => 10480771 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/480771
Casing wear band and method of attachment Jun 12, 2002 Issued
Array ( [id] => 6440011 [patent_doc_number] => 20020148618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Safety slip ram' [patent_app_type] => new [patent_app_number] => 10/171159 [patent_app_country] => US [patent_app_date] => 2002-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1294 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0148/20020148618.pdf [firstpage_image] =>[orig_patent_app_number] => 10171159 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/171159
Safety slip ram Jun 12, 2002 Issued
Array ( [id] => 7272403 [patent_doc_number] => 20040231854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Casing wear band and method of attachment' [patent_app_type] => new [patent_app_number] => 10/480783 [patent_app_country] => US [patent_app_date] => 2004-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3418 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0231/20040231854.pdf [firstpage_image] =>[orig_patent_app_number] => 10480783 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/480783
Pipe centralizer and method of attachment Jun 12, 2002 Issued
Array ( [id] => 1079577 [patent_doc_number] => 06834732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-12-28 [patent_title] => 'Method of assessing positional uncertainty in drilling a well' [patent_app_type] => B2 [patent_app_number] => 10/149331 [patent_app_country] => US [patent_app_date] => 2002-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 6477 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/834/06834732.pdf [firstpage_image] =>[orig_patent_app_number] => 10149331 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/149331
Method of assessing positional uncertainty in drilling a well Jun 5, 2002 Issued
10/164329 Creating zonal isolation between the interior and exterior of a well system Jun 5, 2002 Abandoned
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