Search

Yong-suk Ro

Examiner (ID: 2421, Phone: (571)270-5466 , Office: P/3676 )

Most Active Art Unit
3676
Art Unit(s)
3676
Total Applications
1428
Issued Applications
1202
Pending Applications
84
Abandoned Applications
179

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18129183 [patent_doc_number] => 11555384 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-17 [patent_title] => Modular perforating gun systems and methods [patent_app_type] => utility [patent_app_number] => 17/546517 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 10941 [patent_no_of_claims] => 20 [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] => 17546517 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/546517
Modular perforating gun systems and methods Dec 8, 2021 Issued
Array ( [id] => 18871675 [patent_doc_number] => 11859465 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Cement top job with non-retrievable tubing [patent_app_type] => utility [patent_app_number] => 17/643196 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3604 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643196 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643196
Cement top job with non-retrievable tubing Dec 7, 2021 Issued
Array ( [id] => 17673421 [patent_doc_number] => 20220186588 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => PERFORATING GUN SYSTEM [patent_app_type] => utility [patent_app_number] => 17/544304 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544304 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544304
Perforating gun system Dec 6, 2021 Issued
Array ( [id] => 17688532 [patent_doc_number] => 20220195824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => WELL ABANDONMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 17/544004 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544004
WELL ABANDONMENT SYSTEM Dec 6, 2021 Abandoned
Array ( [id] => 18420896 [patent_doc_number] => 20230175359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => PERFORATION CLUSTER LAYOUT DESIGN AND ITS RELATIVE ORIENTATION IN THE SUBSURFACE FOR A HYDRAULIC FRACTURING TREATMENT [patent_app_type] => utility [patent_app_number] => 17/457567 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17457567 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/457567
Perforation cluster layout design and its relative orientation in the subsurface for a hydraulic fracturing treatment Dec 2, 2021 Issued
Array ( [id] => 18406371 [patent_doc_number] => 20230167722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => DOWNHOLE PERFORATING TOOL SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/536790 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17536790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/536790
Downhole perforating tool systems and methods Nov 28, 2021 Issued
Array ( [id] => 20480822 [patent_doc_number] => 12529294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Selective extraction system and method [patent_app_type] => utility [patent_app_number] => 17/535232 [patent_app_country] => US [patent_app_date] => 2021-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17535232 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/535232
Selective extraction system and method Nov 23, 2021 Issued
Array ( [id] => 18420867 [patent_doc_number] => 20230175330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => ANCHOR MECHANISM [patent_app_type] => utility [patent_app_number] => 17/456261 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9198 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17456261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/456261
Anchor mechanism Nov 22, 2021 Issued
Array ( [id] => 17627909 [patent_doc_number] => 20220162924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => DOWNHOLE PACKER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/534078 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17534078 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/534078
Downhole packer assembly Nov 22, 2021 Issued
Array ( [id] => 19339783 [patent_doc_number] => 12049965 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Sub-surface safety valve (SSSV) advisory system-autonomous SSSV troubleshooting device [patent_app_type] => utility [patent_app_number] => 17/455315 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6154 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455315
Sub-surface safety valve (SSSV) advisory system-autonomous SSSV troubleshooting device Nov 16, 2021 Issued
Array ( [id] => 18376627 [patent_doc_number] => 20230151713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => LOCK TOOL FOR A SUBSURFACE SAFETY VALVE [patent_app_type] => utility [patent_app_number] => 17/455022 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17455022 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/455022
Lock tool for a subsurface safety valve Nov 15, 2021 Issued
Array ( [id] => 18903366 [patent_doc_number] => 20240018851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => ORIENTED-PERFORATION TOOL [patent_app_type] => utility [patent_app_number] => 18/252593 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252593 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252593
Oriented-perforation tool Nov 14, 2021 Issued
Array ( [id] => 18429147 [patent_doc_number] => 11674359 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-13 [patent_title] => Systems, methods and apparatus for stabilizing a downhole tool and fluid flow [patent_app_type] => utility [patent_app_number] => 17/518250 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 25 [patent_no_of_words] => 5058 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518250 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518250
Systems, methods and apparatus for stabilizing a downhole tool and fluid flow Nov 2, 2021 Issued
Array ( [id] => 19948880 [patent_doc_number] => 12320233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Pressure actuated valve for use during installation and commission of a production string [patent_app_type] => utility [patent_app_number] => 18/033074 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 23 [patent_no_of_words] => 2218 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 313 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033074
Pressure actuated valve for use during installation and commission of a production string Oct 24, 2021 Issued
Array ( [id] => 18492561 [patent_doc_number] => 11697972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-11 [patent_title] => Centralizers for production tubing [patent_app_type] => utility [patent_app_number] => 17/509443 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3740 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17509443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/509443
Centralizers for production tubing Oct 24, 2021 Issued
Array ( [id] => 17400297 [patent_doc_number] => 20220042387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => Casing-protective horizontal directional drilling coaxial coring device for geological investigation [patent_app_type] => utility [patent_app_number] => 17/509038 [patent_app_country] => US [patent_app_date] => 2021-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1702 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17509038 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/509038
Casing-protective horizontal directional drilling coaxial coring device for geological investigation Oct 23, 2021 Issued
Array ( [id] => 18013745 [patent_doc_number] => 11506030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Perforating gun system [patent_app_type] => utility [patent_app_number] => 17/504640 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2592 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17504640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/504640
Perforating gun system Oct 18, 2021 Issued
Array ( [id] => 20240076 [patent_doc_number] => 12420380 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Particle concentrating device, concentrator element and assembly thereof, method for increasing concentration, method for directional drilling and use of the assembly [patent_app_type] => utility [patent_app_number] => 18/033161 [patent_app_country] => US [patent_app_date] => 2021-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 34 [patent_no_of_words] => 12954 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033161
Particle concentrating device, concentrator element and assembly thereof, method for increasing concentration, method for directional drilling and use of the assembly Oct 18, 2021 Issued
Array ( [id] => 19374347 [patent_doc_number] => 12065901 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-20 [patent_title] => Expanding and collapsing apparatus having bookend seal cartridges [patent_app_type] => utility [patent_app_number] => 18/696220 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 53 [patent_figures_cnt] => 143 [patent_no_of_words] => 24452 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18696220 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/696220
Expanding and collapsing apparatus having bookend seal cartridges Oct 17, 2021 Issued
Array ( [id] => 18818123 [patent_doc_number] => 20230392463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => GAS LIFT LATCH [patent_app_type] => utility [patent_app_number] => 18/248909 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4022 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248909 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248909
Gas lift latch Oct 17, 2021 Issued
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