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] => 8788258 [patent_doc_number] => 20130105227 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-02 [patent_title] => 'HIGH PRODUCTIVITY CORE DRILLING SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/717421 [patent_app_country] => US [patent_app_date] => 2012-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5910 [patent_no_of_claims] => 26 [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] => 13717421 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/717421
High productivity core drilling system Dec 16, 2012 Issued
Array ( [id] => 9880506 [patent_doc_number] => 08967256 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-03 [patent_title] => 'Wellbore perforation tool' [patent_app_type] => utility [patent_app_number] => 13/714201 [patent_app_country] => US [patent_app_date] => 2012-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 8236 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13714201 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/714201
Wellbore perforation tool Dec 12, 2012 Issued
Array ( [id] => 10868636 [patent_doc_number] => 08893826 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-25 [patent_title] => 'Optimized reaming system based upon weight on tool' [patent_app_type] => utility [patent_app_number] => 13/709894 [patent_app_country] => US [patent_app_date] => 2012-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3888 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13709894 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/709894
Optimized reaming system based upon weight on tool Dec 9, 2012 Issued
Array ( [id] => 9445559 [patent_doc_number] => 20140116727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-01 [patent_title] => 'WELL SCREEN WITH CHANNEL FOR SHUNT OR CABLE LINE' [patent_app_type] => utility [patent_app_number] => 13/928314 [patent_app_country] => US [patent_app_date] => 2012-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1943 [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] => 13928314 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/928314
Well screen with channel for shunt or cable line Oct 25, 2012 Issued
Array ( [id] => 8900603 [patent_doc_number] => 20130168106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'PIPE DRIVE SEALING SYSTEM AND METHOD' [patent_app_type] => utility [patent_app_number] => 13/655798 [patent_app_country] => US [patent_app_date] => 2012-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 9584 [patent_no_of_claims] => 20 [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] => 13655798 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/655798
Pipe drive sealing system and method Oct 18, 2012 Issued
Array ( [id] => 10090723 [patent_doc_number] => 09127539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-08 [patent_title] => 'Downhole packer assembly having a selective fluid bypass and method for use thereof' [patent_app_type] => utility [patent_app_number] => 13/645558 [patent_app_country] => US [patent_app_date] => 2012-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4556 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13645558 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/645558
Downhole packer assembly having a selective fluid bypass and method for use thereof Oct 4, 2012 Issued
Array ( [id] => 9425717 [patent_doc_number] => 08701778 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-22 [patent_title] => 'Downhole tester valve having rapid charging capabilities and method for use thereof' [patent_app_type] => utility [patent_app_number] => 13/626618 [patent_app_country] => US [patent_app_date] => 2012-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 6358 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13626618 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/626618
Downhole tester valve having rapid charging capabilities and method for use thereof Sep 24, 2012 Issued
Array ( [id] => 9327311 [patent_doc_number] => 20140054093 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-27 [patent_title] => 'Latch Body Components Having Multiple Functions, And Drilling Head Assembly Incorporating Same' [patent_app_type] => utility [patent_app_number] => 13/593338 [patent_app_country] => US [patent_app_date] => 2012-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7531 [patent_no_of_claims] => 20 [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] => 13593338 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/593338
Latch body components having multiple functions, and drilling head assembly incorporating same Aug 22, 2012 Issued
Array ( [id] => 8486280 [patent_doc_number] => 20120285687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-15 [patent_title] => 'SELECTIVE FRACTURING TOOL' [patent_app_type] => utility [patent_app_number] => 13/557438 [patent_app_country] => US [patent_app_date] => 2012-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1669 [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] => 13557438 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/557438
Selective fracturing tool Jul 24, 2012 Issued
Array ( [id] => 11343942 [patent_doc_number] => 09528344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-12-27 [patent_title] => 'Safety valve with independent flow tube' [patent_app_type] => utility [patent_app_number] => 13/993815 [patent_app_country] => US [patent_app_date] => 2012-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4322 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13993815 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/993815
Safety valve with independent flow tube Jun 26, 2012 Issued
Array ( [id] => 10097374 [patent_doc_number] => 09133678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-15 [patent_title] => 'Metal annulus seal' [patent_app_type] => utility [patent_app_number] => 13/477246 [patent_app_country] => US [patent_app_date] => 2012-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4191 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13477246 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/477246
Metal annulus seal May 21, 2012 Issued
Array ( [id] => 10535314 [patent_doc_number] => 09260936 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-02-16 [patent_title] => 'Downhole bridge plug or packer assemblies' [patent_app_type] => utility [patent_app_number] => 13/468158 [patent_app_country] => US [patent_app_date] => 2012-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 44 [patent_no_of_words] => 10579 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13468158 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/468158
Downhole bridge plug or packer assemblies May 9, 2012 Issued
Array ( [id] => 11450773 [patent_doc_number] => 09574406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-02-21 [patent_title] => 'Wellbore completion system with reaming tool' [patent_app_type] => utility [patent_app_number] => 13/449398 [patent_app_country] => US [patent_app_date] => 2012-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 8351 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13449398 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/449398
Wellbore completion system with reaming tool Apr 17, 2012 Issued
Array ( [id] => 11576182 [patent_doc_number] => 09631431 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-25 [patent_title] => 'WD sidewall coring tool' [patent_app_type] => utility [patent_app_number] => 14/383555 [patent_app_country] => US [patent_app_date] => 2012-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5461 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14383555 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/383555
WD sidewall coring tool Apr 16, 2012 Issued
Array ( [id] => 9290753 [patent_doc_number] => 20140034387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-06 [patent_title] => 'ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING' [patent_app_type] => utility [patent_app_number] => 14/111748 [patent_app_country] => US [patent_app_date] => 2012-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5457 [patent_no_of_claims] => 17 [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] => 14111748 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/111748
ROTATION UNIT, ROCK DRILLING UNIT AND METHOD FOR ROCK DRILLING Apr 12, 2012 Abandoned
Array ( [id] => 9090639 [patent_doc_number] => 20130269950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-17 [patent_title] => 'METHOD OF SIMULTANEOUSLY STIMULATING MULTIPLE ZONES OF A FORMATION USING FLOW RATE RESTRICTORS' [patent_app_type] => utility [patent_app_number] => 13/445378 [patent_app_country] => US [patent_app_date] => 2012-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8123 [patent_no_of_claims] => 21 [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] => 13445378 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/445378
Method of simultaneously stimulating multiple zones of a formation using flow rate restrictors Apr 11, 2012 Issued
Array ( [id] => 9208892 [patent_doc_number] => 20140008069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-01-09 [patent_title] => 'METHOD AND APPARATUS FOR ACTUATING A DIFFERENTIAL PRESSURE FIRING HEAD' [patent_app_type] => utility [patent_app_number] => 13/817038 [patent_app_country] => US [patent_app_date] => 2012-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6097 [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] => 13817038 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/817038
Method and apparatus for actuating a differential pressure firing head Apr 10, 2012 Issued
Array ( [id] => 9501568 [patent_doc_number] => 08739875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-06-03 [patent_title] => 'Water heating apparatus for continuous heated water flow and method for use in hydraulic fracturing' [patent_app_type] => utility [patent_app_number] => 13/443678 [patent_app_country] => US [patent_app_date] => 2012-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 7342 [patent_no_of_claims] => 99 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13443678 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/443678
Water heating apparatus for continuous heated water flow and method for use in hydraulic fracturing Apr 9, 2012 Issued
Array ( [id] => 10090717 [patent_doc_number] => 09127532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-08 [patent_title] => 'Optical casing collar locator systems and methods' [patent_app_type] => utility [patent_app_number] => 13/432206 [patent_app_country] => US [patent_app_date] => 2012-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5217 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13432206 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/432206
Optical casing collar locator systems and methods Mar 27, 2012 Issued
Array ( [id] => 9219546 [patent_doc_number] => 20140014321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-01-16 [patent_title] => 'Assembly' [patent_app_type] => utility [patent_app_number] => 14/003154 [patent_app_country] => US [patent_app_date] => 2012-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6598 [patent_no_of_claims] => 47 [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] => 14003154 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/003154
Assembly Mar 1, 2012 Abandoned
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