Search

Nguyen T. Ha

Examiner (ID: 16903, Phone: (571)272-1974 , Office: P/2848 )

Most Active Art Unit
2831
Art Unit(s)
2831, 2847, 2835, 2848
Total Applications
2035
Issued Applications
1842
Pending Applications
33
Abandoned Applications
162

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9867840 [patent_doc_number] => 08955599 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-17 [patent_title] => 'System and methods for removing fluids from a subterranean well' [patent_app_type] => utility [patent_app_number] => 13/161046 [patent_app_country] => US [patent_app_date] => 2011-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 12208 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13161046 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/161046
System and methods for removing fluids from a subterranean well Jun 14, 2011 Issued
Array ( [id] => 8513191 [patent_doc_number] => 20120312599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-13 [patent_title] => 'CUTTING ELEMENTS COMPRISING SENSORS, EARTH-BORING TOOLS HAVING SUCH SENSORS, AND ASSOCIATED METHODS' [patent_app_type] => utility [patent_app_number] => 13/159138 [patent_app_country] => US [patent_app_date] => 2011-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6994 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13159138 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/159138
Cutting elements comprising sensors, earth-boring tools having such sensors, and associated methods Jun 12, 2011 Issued
Array ( [id] => 8505911 [patent_doc_number] => 20120305319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-06 [patent_title] => 'SAFETY JOINT WITH INDICATING FEATURE' [patent_app_type] => utility [patent_app_number] => 13/151878 [patent_app_country] => US [patent_app_date] => 2011-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2449 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13151878 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/151878
SAFETY JOINT WITH INDICATING FEATURE Jun 1, 2011 Abandoned
Array ( [id] => 7479268 [patent_doc_number] => 20110232918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-29 [patent_title] => 'Method and apparatus to remove shifting balls from frac sleeves in oil and gas wells' [patent_app_type] => utility [patent_app_number] => 13/134231 [patent_app_country] => US [patent_app_date] => 2011-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5639 [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/A1/0232/20110232918.pdf [firstpage_image] =>[orig_patent_app_number] => 13134231 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/134231
Method and apparatus to remove shifting balls from frac sleeves in oil and gas wells Jun 1, 2011 Abandoned
Array ( [id] => 9007576 [patent_doc_number] => 08522864 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-09-03 [patent_title] => 'Stripper blow out preventer for small diameter oil field tubing or small diameter polished rods' [patent_app_type] => utility [patent_app_number] => 13/117958 [patent_app_country] => US [patent_app_date] => 2011-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3280 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 467 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13117958 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/117958
Stripper blow out preventer for small diameter oil field tubing or small diameter polished rods May 26, 2011 Issued
Array ( [id] => 8185886 [patent_doc_number] => 08181721 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-05-22 [patent_title] => 'Torque track and slide assembly' [patent_app_type] => utility [patent_app_number] => 13/099149 [patent_app_country] => US [patent_app_date] => 2011-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 8081 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/181/08181721.pdf [firstpage_image] =>[orig_patent_app_number] => 13099149 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/099149
Torque track and slide assembly May 1, 2011 Issued
Array ( [id] => 8320690 [patent_doc_number] => 20120193093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-02 [patent_title] => 'Modular Transportable System For SAGD Process' [patent_app_type] => utility [patent_app_number] => 13/095318 [patent_app_country] => US [patent_app_date] => 2011-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 10358 [patent_no_of_claims] => 9 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13095318 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/095318
Modular Transportable System For SAGD Process Apr 26, 2011 Abandoned
Array ( [id] => 6009960 [patent_doc_number] => 20110220357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-15 [patent_title] => 'Section Mill and Method for Abandoning a Wellbore' [patent_app_type] => utility [patent_app_number] => 13/047658 [patent_app_country] => US [patent_app_date] => 2011-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 11322 [patent_no_of_claims] => 38 [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/A1/0220/20110220357.pdf [firstpage_image] =>[orig_patent_app_number] => 13047658 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/047658
Section mill and method for abandoning a wellbore Mar 13, 2011 Issued
Array ( [id] => 5931191 [patent_doc_number] => 20110209919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-01 [patent_title] => 'PRESSURIZED FLUID FLOW SYSTEM FOR A NORMAL CIRCULATION HAMMER AND HAMMER THEREOF' [patent_app_type] => utility [patent_app_number] => 13/039543 [patent_app_country] => US [patent_app_date] => 2011-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8356 [patent_no_of_claims] => 11 [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/A1/0209/20110209919.pdf [firstpage_image] =>[orig_patent_app_number] => 13039543 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/039543
Pressurized fluid flow system for a normal circulation hammer and hammer thereof Mar 2, 2011 Issued
Array ( [id] => 9164937 [patent_doc_number] => 08590609 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-26 [patent_title] => 'Sneak path eliminator for diode multiplexed control of downhole well tools' [patent_app_type] => utility [patent_app_number] => 13/040180 [patent_app_country] => US [patent_app_date] => 2011-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 8031 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13040180 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/040180
Sneak path eliminator for diode multiplexed control of downhole well tools Mar 2, 2011 Issued
Array ( [id] => 8367622 [patent_doc_number] => 20120217011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-30 [patent_title] => 'Apparatus and method for high pressure abrasive fluid injection' [patent_app_type] => utility [patent_app_number] => 12/932558 [patent_app_country] => US [patent_app_date] => 2011-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5319 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12932558 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/932558
Apparatus and method for high pressure abrasive fluid injection Feb 27, 2011 Issued
Array ( [id] => 8356064 [patent_doc_number] => 20120211226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-23 [patent_title] => 'SCREEN, METHOD OF EXPANDING A SCREEN AND METHOD OF CONFORMING A SCREEN TO A BOREHOLE' [patent_app_type] => utility [patent_app_number] => 13/029758 [patent_app_country] => US [patent_app_date] => 2011-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1572 [patent_no_of_claims] => 22 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13029758 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/029758
SCREEN, METHOD OF EXPANDING A SCREEN AND METHOD OF CONFORMING A SCREEN TO A BOREHOLE Feb 16, 2011 Abandoned
Array ( [id] => 11219334 [patent_doc_number] => 09447664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-20 [patent_title] => 'Multi-zone formation evaluation systems and methods' [patent_app_type] => utility [patent_app_number] => 13/028474 [patent_app_country] => US [patent_app_date] => 2011-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5169 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13028474 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/028474
Multi-zone formation evaluation systems and methods Feb 15, 2011 Issued
Array ( [id] => 10500004 [patent_doc_number] => 09228400 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-05 [patent_title] => 'Device and method for affecting the flow of fluid in a wellbore' [patent_app_type] => utility [patent_app_number] => 13/025438 [patent_app_country] => US [patent_app_date] => 2011-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 4384 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13025438 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/025438
Device and method for affecting the flow of fluid in a wellbore Feb 10, 2011 Issued
Array ( [id] => 8332649 [patent_doc_number] => 20120199353 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-09 [patent_title] => 'WELLBORE INJECTION SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/021938 [patent_app_country] => US [patent_app_date] => 2011-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4990 [patent_no_of_claims] => 27 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13021938 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/021938
WELLBORE INJECTION SYSTEM Feb 6, 2011 Abandoned
Array ( [id] => 11277523 [patent_doc_number] => 09494000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-15 [patent_title] => 'Methods of maintaining sufficient hydrostatic pressure in multiple intervals of a wellbore in a soft formation' [patent_app_type] => utility [patent_app_number] => 13/020618 [patent_app_country] => US [patent_app_date] => 2011-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5668 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13020618 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/020618
Methods of maintaining sufficient hydrostatic pressure in multiple intervals of a wellbore in a soft formation Feb 2, 2011 Issued
Array ( [id] => 8309783 [patent_doc_number] => 20120186804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'Tapered Dog Configuration to Share Stress in a Housing of a Subterranean Tool' [patent_app_type] => utility [patent_app_number] => 13/013618 [patent_app_country] => US [patent_app_date] => 2011-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3416 [patent_no_of_claims] => 14 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13013618 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/013618
Tapered dog configuration to share stress in a housing of a subterranean tool Jan 24, 2011 Issued
Array ( [id] => 8309780 [patent_doc_number] => 20120186803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'Combined Fracturing Outlet and Production Port for a Tubular String' [patent_app_type] => utility [patent_app_number] => 13/011658 [patent_app_country] => US [patent_app_date] => 2011-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1753 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13011658 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/011658
Combined Fracturing Outlet and Production Port for a Tubular String Jan 20, 2011 Abandoned
Array ( [id] => 5939547 [patent_doc_number] => 20110100622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-05 [patent_title] => 'Top Drive Systems for Wellbore & Drilling Operations' [patent_app_type] => utility [patent_app_number] => 13/004955 [patent_app_country] => US [patent_app_date] => 2011-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4840 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0100/20110100622.pdf [firstpage_image] =>[orig_patent_app_number] => 13004955 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/004955
Top drive systems for wellbore and drilling operations Jan 11, 2011 Issued
Array ( [id] => 8942881 [patent_doc_number] => 08496050 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-30 [patent_title] => 'Arrangement used in oil field wells for lifting hydrocarbons' [patent_app_type] => utility [patent_app_number] => 12/986571 [patent_app_country] => US [patent_app_date] => 2011-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2127 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12986571 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/986571
Arrangement used in oil field wells for lifting hydrocarbons Jan 6, 2011 Issued
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