Search

Sang Yeop Paik

Examiner (ID: 5222, Phone: (571)272-4783 , Office: P/3742 )

Most Active Art Unit
3742
Art Unit(s)
3742, 2899, 3761, 2106
Total Applications
2641
Issued Applications
1764
Pending Applications
182
Abandoned Applications
723

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20302888 [patent_doc_number] => 12448870 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Carbon rich layer for scale control [patent_app_type] => utility [patent_app_number] => 18/720437 [patent_app_country] => US [patent_app_date] => 2022-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 3155 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18720437 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/720437
Carbon rich layer for scale control Mar 6, 2022 Issued
Array ( [id] => 18980618 [patent_doc_number] => 11905779 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Systems and methods for running tubulars [patent_app_type] => utility [patent_app_number] => 17/684865 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 5184 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17684865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/684865
Systems and methods for running tubulars Mar 1, 2022 Issued
Array ( [id] => 17923315 [patent_doc_number] => 11466553 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Sand and solids bypass separator [patent_app_type] => utility [patent_app_number] => 17/672195 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3377 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17672195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672195
Sand and solids bypass separator Feb 14, 2022 Issued
Array ( [id] => 17627911 [patent_doc_number] => 20220162926 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => ADDRESSABLE SWITCH ASSEMBLY FOR WELLBORE SYSTEMS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/666065 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13467 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17666065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666065
Addressable switch assembly for wellbore systems and method Feb 6, 2022 Issued
Array ( [id] => 17777223 [patent_doc_number] => 20220243572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => METHOD OF OIL RECOVERY BY IMPRESSED CURRENT [patent_app_type] => utility [patent_app_number] => 17/592228 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17592228 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/592228
Method of oil recovery by impressed current Feb 2, 2022 Issued
Array ( [id] => 18141144 [patent_doc_number] => 20230014986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => Systems and Methods for Power Equalization for Multiple Downhole Tractors [patent_app_type] => utility [patent_app_number] => 17/590990 [patent_app_country] => US [patent_app_date] => 2022-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17590990 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/590990
Systems and methods for power equalization for multiple downhole tractors Feb 1, 2022 Issued
Array ( [id] => 17612281 [patent_doc_number] => 20220154560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => SHAPED CHARGE HOLDER AND PERFORATING GUN [patent_app_type] => utility [patent_app_number] => 17/588830 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17588830 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/588830
Shaped charge holder and perforating gun Jan 30, 2022 Issued
Array ( [id] => 17596140 [patent_doc_number] => 20220145714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => FRICTION REDUCTION ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/586087 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586087
Friction reduction assembly Jan 26, 2022 Issued
Array ( [id] => 19166282 [patent_doc_number] => 11982176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Systems and methods for monitoring annular fluid level [patent_app_type] => utility [patent_app_number] => 17/649026 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 9747 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649026 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649026
Systems and methods for monitoring annular fluid level Jan 25, 2022 Issued
Array ( [id] => 19027726 [patent_doc_number] => 11927074 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Liquid spring communication sub [patent_app_type] => utility [patent_app_number] => 17/573895 [patent_app_country] => US [patent_app_date] => 2022-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5096 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573895 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573895
Liquid spring communication sub Jan 11, 2022 Issued
Array ( [id] => 19196767 [patent_doc_number] => 11993997 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-28 [patent_title] => Sealed lubricating head and top drive guide [patent_app_type] => utility [patent_app_number] => 17/567837 [patent_app_country] => US [patent_app_date] => 2022-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 49 [patent_no_of_words] => 9626 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17567837 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/567837
Sealed lubricating head and top drive guide Jan 2, 2022 Issued
Array ( [id] => 19763591 [patent_doc_number] => 12221875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Real time drilling model updates and parameter recommendations with caliper measurements [patent_app_type] => utility [patent_app_number] => 17/564751 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5407 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564751 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564751
Real time drilling model updates and parameter recommendations with caliper measurements Dec 28, 2021 Issued
Array ( [id] => 18469651 [patent_doc_number] => 20230203935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => METHOD FOR REAL-TIME PAD FORCE ESTIMATION IN ROTARY STEERABLE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/564516 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564516
Method for real-time pad force estimation in rotary steerable system Dec 28, 2021 Issued
Array ( [id] => 19004289 [patent_doc_number] => 20240068360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => Wellhead System, Assembly and Method for Monitoring Landing of a Wellhead Component [patent_app_type] => utility [patent_app_number] => 18/258662 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18258662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258662
Wellhead System, Assembly and Method for Monitoring Landing of a Wellhead Component Dec 20, 2021 Abandoned
Array ( [id] => 18392084 [patent_doc_number] => 20230160303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Pulser Cycle Sweep Method and Device [patent_app_type] => utility [patent_app_number] => 17/555446 [patent_app_country] => US [patent_app_date] => 2021-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12600 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -37 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555446 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555446
Pulser cycle sweep method and device Dec 17, 2021 Issued
Array ( [id] => 18436758 [patent_doc_number] => 20230184052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => Pump Out Plug Barrier [patent_app_type] => utility [patent_app_number] => 17/552537 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552537
Pump Out Plug Barrier Dec 15, 2021 Abandoned
Array ( [id] => 19135997 [patent_doc_number] => 11970933 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Transducer assembly for oil and gas wells [patent_app_type] => utility [patent_app_number] => 17/644522 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 14341 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17644522 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/644522
Transducer assembly for oil and gas wells Dec 14, 2021 Issued
Array ( [id] => 18685699 [patent_doc_number] => 11781424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Registering fiber position to well depth in a wellbore [patent_app_type] => utility [patent_app_number] => 17/551913 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7741 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551913
Registering fiber position to well depth in a wellbore Dec 14, 2021 Issued
Array ( [id] => 17505863 [patent_doc_number] => 20220098966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => Sand and Solids Bypass Separator [patent_app_type] => utility [patent_app_number] => 17/548864 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3359 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17548864 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548864
Sand and solids bypass separator Dec 12, 2021 Issued
Array ( [id] => 18420869 [patent_doc_number] => 20230175332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => APPARATUS, SYSTEMS, AND METHODS FOR SEALING A WELLBORE [patent_app_type] => utility [patent_app_number] => 17/643234 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7091 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643234
Apparatus, systems, and methods for sealing a wellbore Dec 7, 2021 Issued
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