
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] => 7300245
[patent_doc_number] => 20040112586
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-06-17
[patent_title] => 'Wellhead hydraulic drive unit'
[patent_app_type] => new
[patent_app_number] => 10/331491
[patent_app_country] => US
[patent_app_date] => 2002-12-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2664
[patent_no_of_claims] => 14
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[pdf_file] => publications/A1/0112/20040112586.pdf
[firstpage_image] =>[orig_patent_app_number] => 10331491
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/331491 | Wellhead hydraulic drive unit | Dec 30, 2002 | Issued |
Array
(
[id] => 6758306
[patent_doc_number] => 20030121667
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-03
[patent_title] => 'Casing hanger annulus monitoring system'
[patent_app_type] => new
[patent_app_number] => 10/330453
[patent_app_country] => US
[patent_app_date] => 2002-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 4713
[patent_no_of_claims] => 20
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[pdf_file] => publications/A1/0121/20030121667.pdf
[firstpage_image] =>[orig_patent_app_number] => 10330453
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/330453 | Casing hanger annulus monitoring system | Dec 26, 2002 | Abandoned |
Array
(
[id] => 1155850
[patent_doc_number] => 06755252
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-06-29
[patent_title] => 'Downhole surge pressure reduction and filtering apparatus'
[patent_app_type] => B2
[patent_app_number] => 10/324412
[patent_app_country] => US
[patent_app_date] => 2002-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 41
[patent_no_of_words] => 7148
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[pdf_file] => patents/06/755/06755252.pdf
[firstpage_image] =>[orig_patent_app_number] => 10324412
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/324412 | Downhole surge pressure reduction and filtering apparatus | Dec 19, 2002 | Issued |
Array
(
[id] => 6654359
[patent_doc_number] => 20030132003
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-17
[patent_title] => 'Sealed ESP motor system'
[patent_app_type] => new
[patent_app_number] => 10/321241
[patent_app_country] => US
[patent_app_date] => 2002-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 4126
[patent_no_of_claims] => 41
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[pdf_file] => publications/A1/0132/20030132003.pdf
[firstpage_image] =>[orig_patent_app_number] => 10321241
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/321241 | Sealed ESP motor system | Dec 16, 2002 | Issued |
Array
(
[id] => 984211
[patent_doc_number] => 06923261
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-08-02
[patent_title] => 'Apparatus and method for expanding a tubular'
[patent_app_type] => utility
[patent_app_number] => 10/320187
[patent_app_country] => US
[patent_app_date] => 2002-12-16
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/923/06923261.pdf
[firstpage_image] =>[orig_patent_app_number] => 10320187
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/320187 | Apparatus and method for expanding a tubular | Dec 15, 2002 | Issued |
Array
(
[id] => 6794218
[patent_doc_number] => 20030173091
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-09-18
[patent_title] => 'Interventionless bi-directional barrier'
[patent_app_type] => new
[patent_app_number] => 10/318781
[patent_app_country] => US
[patent_app_date] => 2002-12-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
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[pdf_file] => publications/A1/0173/20030173091.pdf
[firstpage_image] =>[orig_patent_app_number] => 10318781
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/318781 | Interventionless bi-directional barrier | Dec 12, 2002 | Issued |
Array
(
[id] => 6654470
[patent_doc_number] => 20030132031
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-17
[patent_title] => 'Hard rock drilling device and method'
[patent_app_type] => new
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[patent_app_country] => US
[patent_app_date] => 2002-12-11
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[pdf_file] => publications/A1/0132/20030132031.pdf
[firstpage_image] =>[orig_patent_app_number] => 10182481
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/182481 | Hard rock drilling device and method | Dec 10, 2002 | Issued |
Array
(
[id] => 1113590
[patent_doc_number] => 06799645
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-10-05
[patent_title] => 'Method and apparatus for drilling and completing a well with an expandable sand control system'
[patent_app_type] => B2
[patent_app_number] => 10/314561
[patent_app_country] => US
[patent_app_date] => 2002-12-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[pdf_file] => patents/06/799/06799645.pdf
[firstpage_image] =>[orig_patent_app_number] => 10314561
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/314561 | Method and apparatus for drilling and completing a well with an expandable sand control system | Dec 9, 2002 | Issued |
Array
(
[id] => 1011604
[patent_doc_number] => 06896076
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-05-24
[patent_title] => 'Rotating drilling head gripper'
[patent_app_type] => utility
[patent_app_number] => 10/308701
[patent_app_country] => US
[patent_app_date] => 2002-12-03
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[pdf_file] => patents/06/896/06896076.pdf
[firstpage_image] =>[orig_patent_app_number] => 10308701
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/308701 | Rotating drilling head gripper | Dec 2, 2002 | Issued |
Array
(
[id] => 6623055
[patent_doc_number] => 20030102131
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-06-05
[patent_title] => 'Mudsaver valve with retrievable inner sleeve'
[patent_app_type] => new
[patent_app_number] => 10/309381
[patent_app_country] => US
[patent_app_date] => 2002-12-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 2314
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[pdf_file] => publications/A1/0102/20030102131.pdf
[firstpage_image] =>[orig_patent_app_number] => 10309381
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/309381 | Mudsaver valve with retrievable inner sleeve | Dec 1, 2002 | Issued |
Array
(
[id] => 7447232
[patent_doc_number] => 20040099413
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-05-27
[patent_title] => 'Wellbore cleanout tool and method'
[patent_app_type] => new
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[pdf_file] => publications/A1/0099/20040099413.pdf
[firstpage_image] =>[orig_patent_app_number] => 10306101
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/306101 | Wellbore cleanout tool and method | Nov 26, 2002 | Issued |
Array
(
[id] => 6867224
[patent_doc_number] => 20030079913
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-05-01
[patent_title] => 'Apparatus and method for drilling and reaming a borehole'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/304842 | Apparatus and method for drilling and reaming a borehole | Nov 25, 2002 | Issued |
Array
(
[id] => 1039047
[patent_doc_number] => 06868911
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2005-03-22
[patent_title] => 'Methods and apparatus for subterranean fluid separation and removal'
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Array
(
[id] => 6848877
[patent_doc_number] => 20030141079
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[patent_title] => 'Expandable packer with anchoring feature'
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[firstpage_image] =>[orig_patent_app_number] => 10301229
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/301229 | Expandable packer with anchoring feature | Nov 20, 2002 | Issued |
Array
(
[id] => 7447325
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[patent_title] => 'Downhole safety valve for central circulation completion system'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/301381 | Downhole safety valve for central circulation completion system | Nov 20, 2002 | Issued |
Array
(
[id] => 507777
[patent_doc_number] => RE039509
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[patent_title] => 'Top entry sub arrangement'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/300451 | Top entry sub arrangement | Nov 19, 2002 | Issued |
Array
(
[id] => 1099310
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[patent_issue_date] => 2004-11-09
[patent_title] => 'Rotating jack plate assembly'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/295261 | Rotating jack plate assembly | Nov 14, 2002 | Issued |
Array
(
[id] => 1282160
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[patent_issue_date] => 2003-10-14
[patent_title] => 'Hanging liners by pipe expansion'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/294939 | Hanging liners by pipe expansion | Nov 13, 2002 | Issued |
Array
(
[id] => 7351817
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Array
(
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[firstpage_image] =>[orig_patent_app_number] => 10292301
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/292301 | Sprung member and actuator for downhole tools | Nov 10, 2002 | Issued |