
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 1295830
[patent_doc_number] => 06619402
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-09-16
[patent_title] => 'System for enhancing fluid flow in a well'
[patent_app_type] => B1
[patent_app_number] => 10/088151
[patent_app_country] => US
[patent_app_date] => 2002-03-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1833
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/619/06619402.pdf
[firstpage_image] =>[orig_patent_app_number] => 10088151
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/088151 | System for enhancing fluid flow in a well | Mar 12, 2002 | Issued |
Array
(
[id] => 1245698
[patent_doc_number] => 06672392
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-01-06
[patent_title] => 'Gas recovery apparatus, method and cycle having a three chamber evacuation phase for improved natural gas production and down-hole liquid management'
[patent_app_type] => B2
[patent_app_number] => 10/096881
[patent_app_country] => US
[patent_app_date] => 2002-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 7
[patent_no_of_words] => 9247
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 155
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/672/06672392.pdf
[firstpage_image] =>[orig_patent_app_number] => 10096881
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/096881 | Gas recovery apparatus, method and cycle having a three chamber evacuation phase for improved natural gas production and down-hole liquid management | Mar 11, 2002 | Issued |
Array
(
[id] => 1165112
[patent_doc_number] => 06745815
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-06-08
[patent_title] => 'Method and apparatus for producing an oil, water, and/or gas well'
[patent_app_type] => B1
[patent_app_number] => 10/097234
[patent_app_country] => US
[patent_app_date] => 2002-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 31
[patent_no_of_words] => 6301
[patent_no_of_claims] => 72
[patent_no_of_ind_claims] => 8
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/745/06745815.pdf
[firstpage_image] =>[orig_patent_app_number] => 10097234
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/097234 | Method and apparatus for producing an oil, water, and/or gas well | Mar 11, 2002 | Issued |
Array
(
[id] => 6075043
[patent_doc_number] => 20020079101
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-06-27
[patent_title] => 'Hanging liners by pipe expansion'
[patent_app_type] => new
[patent_app_number] => 10/087138
[patent_app_country] => US
[patent_app_date] => 2002-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 3268
[patent_no_of_claims] => 28
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 50
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0079/20020079101.pdf
[firstpage_image] =>[orig_patent_app_number] => 10087138
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/087138 | Hanging liners by pipe expansion | Feb 28, 2002 | Issued |
Array
(
[id] => 704237
[patent_doc_number] => 07059430
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-06-13
[patent_title] => 'Hydro-lifter rock bit with PDC inserts'
[patent_app_type] => utility
[patent_app_number] => 10/081275
[patent_app_country] => US
[patent_app_date] => 2002-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 22
[patent_figures_cnt] => 25
[patent_no_of_words] => 7767
[patent_no_of_claims] => 54
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/059/07059430.pdf
[firstpage_image] =>[orig_patent_app_number] => 10081275
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/081275 | Hydro-lifter rock bit with PDC inserts | Feb 20, 2002 | Issued |
Array
(
[id] => 6298989
[patent_doc_number] => 20020092649
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-07-18
[patent_title] => 'Screen and method having a partial screen wrap'
[patent_app_type] => new
[patent_app_number] => 10/079670
[patent_app_country] => US
[patent_app_date] => 2002-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 4750
[patent_no_of_claims] => 64
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 39
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0092/20020092649.pdf
[firstpage_image] =>[orig_patent_app_number] => 10079670
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/079670 | Screen and method having a partial screen wrap | Feb 19, 2002 | Issued |
Array
(
[id] => 781080
[patent_doc_number] => 06991049
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-01-31
[patent_title] => 'Cutting element'
[patent_app_type] => utility
[patent_app_number] => 10/079293
[patent_app_country] => US
[patent_app_date] => 2002-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 34
[patent_no_of_words] => 3630
[patent_no_of_claims] => 28
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/991/06991049.pdf
[firstpage_image] =>[orig_patent_app_number] => 10079293
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/079293 | Cutting element | Feb 19, 2002 | Issued |
Array
(
[id] => 6815697
[patent_doc_number] => 20030066655
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-04-10
[patent_title] => ' Apparatus for coupling a tubular member to a preexisting structure'
[patent_app_type] => new
[patent_app_number] => 10/078921
[patent_app_country] => US
[patent_app_date] => 2002-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 80
[patent_figures_cnt] => 80
[patent_no_of_words] => 32638
[patent_no_of_claims] => 37
[patent_no_of_ind_claims] => 18
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0066/20030066655.pdf
[firstpage_image] =>[orig_patent_app_number] => 10078921
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/078921 | Apparatus for coupling a tubular member to a preexisting structure | Feb 19, 2002 | Issued |
Array
(
[id] => 6737785
[patent_doc_number] => 20030155153
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-21
[patent_title] => 'Pressure reading tool'
[patent_app_type] => new
[patent_app_number] => 10/078121
[patent_app_country] => US
[patent_app_date] => 2002-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 7406
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 47
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0155/20030155153.pdf
[firstpage_image] =>[orig_patent_app_number] => 10078121
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/078121 | Pressure reading tool | Feb 18, 2002 | Issued |
Array
(
[id] => 6362846
[patent_doc_number] => 20020117305
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-08-29
[patent_title] => 'Cuttings injection and annulus remediation systems for wellheads'
[patent_app_type] => new
[patent_app_number] => 10/077231
[patent_app_country] => US
[patent_app_date] => 2002-02-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2247
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0117/20020117305.pdf
[firstpage_image] =>[orig_patent_app_number] => 10077231
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/077231 | Cuttings injection and annulus remediation systems for wellheads | Feb 14, 2002 | Abandoned |
Array
(
[id] => 6703882
[patent_doc_number] => 20030150616
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-14
[patent_title] => 'DRILLING FLUID SCREEN AND METHOD'
[patent_app_type] => new
[patent_app_number] => 10/076921
[patent_app_country] => US
[patent_app_date] => 2002-02-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 4347
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0150/20030150616.pdf
[firstpage_image] =>[orig_patent_app_number] => 10076921
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/076921 | Drilling fluid screen and method | Feb 13, 2002 | Issued |
Array
(
[id] => 1216794
[patent_doc_number] => 06702025
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-03-09
[patent_title] => 'Hydraulic control assembly for actuating a hydraulically controllable downhole device and method for use of same'
[patent_app_type] => B2
[patent_app_number] => 10/073621
[patent_app_country] => US
[patent_app_date] => 2002-02-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 4316
[patent_no_of_claims] => 34
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 61
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/702/06702025.pdf
[firstpage_image] =>[orig_patent_app_number] => 10073621
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/073621 | Hydraulic control assembly for actuating a hydraulically controllable downhole device and method for use of same | Feb 10, 2002 | Issued |
Array
(
[id] => 7327536
[patent_doc_number] => 20040129415
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-07-08
[patent_title] => 'Well perforating device'
[patent_app_type] => new
[patent_app_number] => 10/467231
[patent_app_country] => US
[patent_app_date] => 2003-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 6419
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0129/20040129415.pdf
[firstpage_image] =>[orig_patent_app_number] => 10467231
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/467231 | High-energy combined well perforating device | Feb 5, 2002 | Issued |
Array
(
[id] => 6785349
[patent_doc_number] => 20030136588
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-24
[patent_title] => 'Roller cone drill bit having designed walk characteristics'
[patent_app_type] => new
[patent_app_number] => 10/057771
[patent_app_country] => US
[patent_app_date] => 2002-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2946
[patent_no_of_claims] => 46
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0136/20030136588.pdf
[firstpage_image] =>[orig_patent_app_number] => 10057771
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/057771 | Roller cone drill bit having designed walk characteristics | Jan 23, 2002 | Abandoned |
Array
(
[id] => 753421
[patent_doc_number] => 07013994
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-03-21
[patent_title] => 'Directional drilling apparatus'
[patent_app_type] => utility
[patent_app_number] => 10/470031
[patent_app_country] => US
[patent_app_date] => 2002-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 13
[patent_no_of_words] => 6159
[patent_no_of_claims] => 44
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/013/07013994.pdf
[firstpage_image] =>[orig_patent_app_number] => 10470031
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/470031 | Directional drilling apparatus | Jan 22, 2002 | Issued |
Array
(
[id] => 7278357
[patent_doc_number] => 20040060734
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-01
[patent_title] => 'Oil well perforator'
[patent_app_type] => new
[patent_app_number] => 10/250781
[patent_app_country] => US
[patent_app_date] => 2003-07-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2504
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 8
[patent_words_short_claim] => 24
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0060/20040060734.pdf
[firstpage_image] =>[orig_patent_app_number] => 10250781
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/250781 | Oil well perforator | Jan 22, 2002 | Issued |
Array
(
[id] => 6785345
[patent_doc_number] => 20030136584
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-24
[patent_title] => 'Method and apparatus for removing fluids from drill cuttings'
[patent_app_type] => new
[patent_app_number] => 10/055561
[patent_app_country] => US
[patent_app_date] => 2002-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 5939
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0136/20030136584.pdf
[firstpage_image] =>[orig_patent_app_number] => 10055561
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/055561 | Method and apparatus for removing fluids from drill cuttings | Jan 22, 2002 | Issued |
Array
(
[id] => 1093127
[patent_doc_number] => 06820691
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-11-23
[patent_title] => 'Cementing tool and method'
[patent_app_type] => B2
[patent_app_number] => 10/054555
[patent_app_country] => US
[patent_app_date] => 2002-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
[patent_figures_cnt] => 30
[patent_no_of_words] => 9649
[patent_no_of_claims] => 38
[patent_no_of_ind_claims] => 12
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/820/06820691.pdf
[firstpage_image] =>[orig_patent_app_number] => 10054555
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/054555 | Cementing tool and method | Jan 21, 2002 | Issued |
Array
(
[id] => 5839493
[patent_doc_number] => 20020129934
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-09-19
[patent_title] => 'Tubular filling system'
[patent_app_type] => new
[patent_app_number] => 10/052343
[patent_app_country] => US
[patent_app_date] => 2002-01-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 5161
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 51
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0129/20020129934.pdf
[firstpage_image] =>[orig_patent_app_number] => 10052343
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/052343 | Tubular filling system | Jan 17, 2002 | Issued |
Array
(
[id] => 1310911
[patent_doc_number] => 06604578
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-08-12
[patent_title] => 'Tubular filling system'
[patent_app_type] => B2
[patent_app_number] => 10/052301
[patent_app_country] => US
[patent_app_date] => 2002-01-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 40
[patent_figures_cnt] => 49
[patent_no_of_words] => 10182
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 68
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/604/06604578.pdf
[firstpage_image] =>[orig_patent_app_number] => 10052301
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/052301 | Tubular filling system | Jan 17, 2002 | Issued |