Search

Hung S. Bui

Examiner (ID: 18955, Phone: (571)272-2102 , Office: P/2835 )

Most Active Art Unit
2841
Art Unit(s)
2835, 2846, 2841
Total Applications
2726
Issued Applications
2271
Pending Applications
133
Abandoned Applications
355

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17407558 [patent_doc_number] => 11248431 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-15 [patent_title] => Magnetic fishing tool and use thereof in fishing operations [patent_app_type] => utility [patent_app_number] => 16/935344 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 4716 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16935344 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/935344
Magnetic fishing tool and use thereof in fishing operations Jul 21, 2020 Issued
Array ( [id] => 17665763 [patent_doc_number] => 11359445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Apparatus and method of connecting tubulars [patent_app_type] => utility [patent_app_number] => 16/927530 [patent_app_country] => US [patent_app_date] => 2020-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 7320 [patent_no_of_claims] => 20 [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] => 16927530 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/927530
Apparatus and method of connecting tubulars Jul 12, 2020 Issued
Array ( [id] => 16422522 [patent_doc_number] => 20200347720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => METHOD FOR CONTROLLING MWD TOOL IN BOTTOM HOLE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/946929 [patent_app_country] => US [patent_app_date] => 2020-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946929 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946929
Method for controlling MWD tool in bottom hole assembly Jul 10, 2020 Issued
Array ( [id] => 16399497 [patent_doc_number] => 20200340355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => METHOD FOR CONTROLLING A DRILLING SYSTEM [patent_app_type] => utility [patent_app_number] => 16/946928 [patent_app_country] => US [patent_app_date] => 2020-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946928
Method for controlling a drilling system Jul 10, 2020 Issued
Array ( [id] => 17336714 [patent_doc_number] => 20220003045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => FLOW RATE CONTROL SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 16/918383 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16918383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918383
Flow rate control system and method Jun 30, 2020 Issued
Array ( [id] => 17315250 [patent_doc_number] => 20210404298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => EXPANDABLE LINER HANGER WITH POST-SETTING FLUID FLOW PATH [patent_app_type] => utility [patent_app_number] => 16/914918 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5472 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16914918 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/914918
Expandable liner hanger with post-setting fluid flow path Jun 28, 2020 Issued
Array ( [id] => 17665776 [patent_doc_number] => 11359458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Monitoring oil health in subsurface safety valves [patent_app_type] => utility [patent_app_number] => 16/909140 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 7567 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16909140 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/909140
Monitoring oil health in subsurface safety valves Jun 22, 2020 Issued
Array ( [id] => 17906004 [patent_doc_number] => 11459852 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Actuating a frangible flapper reservoir isolation valve [patent_app_type] => utility [patent_app_number] => 16/903917 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5094 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16903917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/903917
Actuating a frangible flapper reservoir isolation valve Jun 16, 2020 Issued
Array ( [id] => 17436378 [patent_doc_number] => 11261695 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Systems and methods to remove and re-apply sealant on the annular side of casing [patent_app_type] => utility [patent_app_number] => 16/902090 [patent_app_country] => US [patent_app_date] => 2020-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6016 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16902090 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/902090
Systems and methods to remove and re-apply sealant on the annular side of casing Jun 14, 2020 Issued
Array ( [id] => 17324025 [patent_doc_number] => 11215026 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Locking backpressure valve [patent_app_type] => utility [patent_app_number] => 16/889900 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3467 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889900 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889900
Locking backpressure valve Jun 1, 2020 Issued
Array ( [id] => 17324027 [patent_doc_number] => 11215028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Locking backpressure valve [patent_app_type] => utility [patent_app_number] => 16/889928 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3204 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [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] => 16889928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889928
Locking backpressure valve Jun 1, 2020 Issued
Array ( [id] => 17324030 [patent_doc_number] => 11215031 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Locking backpressure valve with shiftable valve sleeve [patent_app_type] => utility [patent_app_number] => 16/889872 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3333 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889872 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889872
Locking backpressure valve with shiftable valve sleeve Jun 1, 2020 Issued
Array ( [id] => 17324029 [patent_doc_number] => 11215030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Locking backpressure valve with shiftable valve seat [patent_app_type] => utility [patent_app_number] => 16/889865 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3825 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889865 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889865
Locking backpressure valve with shiftable valve seat Jun 1, 2020 Issued
Array ( [id] => 17363888 [patent_doc_number] => 11230906 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-25 [patent_title] => Locking backpressure valve [patent_app_type] => utility [patent_app_number] => 16/889858 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3700 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16889858 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/889858
Locking backpressure valve Jun 1, 2020 Issued
Array ( [id] => 17259235 [patent_doc_number] => 20210372220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => DEBRIS COLLECTION TOOL [patent_app_type] => utility [patent_app_number] => 16/883746 [patent_app_country] => US [patent_app_date] => 2020-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16883746 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/883746
Debris collection tool May 25, 2020 Issued
Array ( [id] => 17713943 [patent_doc_number] => 11377928 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Downhole isolation valves with pressure relief [patent_app_type] => utility [patent_app_number] => 15/931436 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6420 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15931436 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/931436
Downhole isolation valves with pressure relief May 12, 2020 Issued
Array ( [id] => 16728404 [patent_doc_number] => 20210095551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => IN SITU INJECTION OR PRODUCTION VIA A WELL USING SELECTIVE OPERATION OF MULTI-VALVE ASSEMBLIES WITH CHOKED CONFIGURATIONS [patent_app_type] => utility [patent_app_number] => 16/858418 [patent_app_country] => US [patent_app_date] => 2020-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16858418 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/858418
In situ injection or production via a well using selective operation of multi-valve assemblies with choked configurations Apr 23, 2020 Issued
Array ( [id] => 16642718 [patent_doc_number] => 10920560 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Horizontal gas and liquid bypass separator [patent_app_type] => utility [patent_app_number] => 16/856186 [patent_app_country] => US [patent_app_date] => 2020-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 7866 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16856186 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/856186
Horizontal gas and liquid bypass separator Apr 22, 2020 Issued
Array ( [id] => 17185784 [patent_doc_number] => 20210332669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => Valve Position Sensing Using Electric And Magnetic Coupling [patent_app_type] => utility [patent_app_number] => 16/855134 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16855134 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/855134
Valve position sensing using electric and magnetic coupling Apr 21, 2020 Issued
Array ( [id] => 17906011 [patent_doc_number] => 11459859 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Multi-stage downhole gas separator [patent_app_type] => utility [patent_app_number] => 16/848493 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6124 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848493 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848493
Multi-stage downhole gas separator Apr 13, 2020 Issued
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