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] => 20414593 [patent_doc_number] => 12497866 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Expandable liner hanger with robust slips for downhole conditions with high pressure conditions [patent_app_type] => utility [patent_app_number] => 18/543925 [patent_app_country] => US [patent_app_date] => 2023-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1166 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18543925 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/543925
Expandable liner hanger with robust slips for downhole conditions with high pressure conditions Dec 17, 2023 Issued
Array ( [id] => 20050595 [patent_doc_number] => 20250188817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => TUBING AND CONTROL LINE HYDROSTATIC-INSENSITIVE SINGLE CONTROL LINE SAFETY VALVE [patent_app_type] => utility [patent_app_number] => 18/537795 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [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] => 18537795 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/537795
Tubing and control line hydrostatic-insensitive single control line safety valve Dec 11, 2023 Issued
Array ( [id] => 19910652 [patent_doc_number] => 12286855 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-29 [patent_title] => Wellhead connector safety sensor [patent_app_type] => utility [patent_app_number] => 18/531875 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18531875 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531875
Wellhead connector safety sensor Dec 6, 2023 Issued
Array ( [id] => 19234406 [patent_doc_number] => 20240191599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => AUTONOMOUS SELF-REGULATING INJECTION CONTROL VALVE (ASRICV) [patent_app_type] => utility [patent_app_number] => 18/530416 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530416 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530416
Autonomous self-regulating injection control valve (ASRICV) Dec 5, 2023 Issued
Array ( [id] => 20041921 [patent_doc_number] => 20250180143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => LINED PIPE AND JOINTS THEREOF [patent_app_type] => utility [patent_app_number] => 18/524396 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18524396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/524396
LINED PIPE AND JOINTS THEREOF Nov 29, 2023 Pending
Array ( [id] => 19051621 [patent_doc_number] => 20240093590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => METHODS AND SYSTEMS FOR ADAPTIVE NON-CONTACT / CONTACT BORING [patent_app_type] => utility [patent_app_number] => 18/524287 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18524287 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/524287
Methods and systems for adaptive non-contact / contact boring Nov 29, 2023 Issued
Array ( [id] => 19051618 [patent_doc_number] => 20240093587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => Particle Trap Apparatus and Method [patent_app_type] => utility [patent_app_number] => 18/522742 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18522742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/522742
Particle Trap Apparatus and Method Nov 28, 2023 Pending
Array ( [id] => 19970442 [patent_doc_number] => 12339042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Method for configuring wellbores in a geologic formation [patent_app_type] => utility [patent_app_number] => 18/521672 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 1048 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18521672 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521672
Method for configuring wellbores in a geologic formation Nov 27, 2023 Issued
Array ( [id] => 20025539 [patent_doc_number] => 20250163761 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CUTTING ELEMENTS AND GEOMETRIES FOR REDUCED VIBRATIONS, EARTH-BORING TOOLS, AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/517613 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6776 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18517613 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517613
Cutting elements and geometries for reduced vibrations, earth-boring tools, and related methods Nov 21, 2023 Issued
Array ( [id] => 19188428 [patent_doc_number] => 20240167341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => Full-hole reverse circulation cluster-type down-the-hole (DTH) hammer with multiple independent hannels [patent_app_type] => utility [patent_app_number] => 18/512032 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 501 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512032 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512032
Full-hole reverse circulation cluster-type down-the-hole (DTH) hammer with multiple independent channels Nov 16, 2023 Issued
Array ( [id] => 20173473 [patent_doc_number] => 12392207 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Anchor, method, and system [patent_app_type] => utility [patent_app_number] => 18/508901 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18508901 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/508901
Anchor, method, and system Nov 13, 2023 Issued
Array ( [id] => 19020787 [patent_doc_number] => 20240076958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => DOWNHOLE PRESSURE WAVE GENERATING DEVICE [patent_app_type] => utility [patent_app_number] => 18/504579 [patent_app_country] => US [patent_app_date] => 2023-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18504579 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/504579
Downhole pressure wave generating device Nov 7, 2023 Issued
Array ( [id] => 20272507 [patent_doc_number] => 12442281 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Smart fracturing system and method [patent_app_type] => utility [patent_app_number] => 18/503810 [patent_app_country] => US [patent_app_date] => 2023-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 1150 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18503810 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/503810
Smart fracturing system and method Nov 6, 2023 Issued
Array ( [id] => 20008141 [patent_doc_number] => 20250146363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => SYSTEMS AND METHODS FOR RANGING AND TRACKING WHILE DRILLING MULTIPLE GEOLOGICAL WELLS [patent_app_type] => utility [patent_app_number] => 18/502111 [patent_app_country] => US [patent_app_date] => 2023-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1143 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18502111 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502111
Systems and methods for ranging and tracking while drilling multiple geological wells Nov 5, 2023 Issued
Array ( [id] => 19999108 [patent_doc_number] => 20250137330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => ACTIVE TORSIONAL ISOLATOR AND DAMPER [patent_app_type] => utility [patent_app_number] => 18/498868 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1145 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18498868 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498868
ACTIVE TORSIONAL ISOLATOR AND DAMPER Oct 30, 2023 Pending
Array ( [id] => 19142891 [patent_doc_number] => 20240141745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ADJUSTABLE WHIPSTOCK ISOLATION MECHANISM [patent_app_type] => utility [patent_app_number] => 18/492307 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5373 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18492307 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/492307
Adjustable whipstock isolation mechanism Oct 22, 2023 Issued
Array ( [id] => 19128151 [patent_doc_number] => 20240133504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => DEVICE AND METHOD FOR ELIMINATION OF A LEAK IDENTIFIED IN AN EXPANSION JOINT OF A GAS PIPE IN OPERATION [patent_app_type] => utility [patent_app_number] => 18/490835 [patent_app_country] => US [patent_app_date] => 2023-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18490835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/490835
DEVICE AND METHOD FOR ELIMINATION OF A LEAK IDENTIFIED IN AN EXPANSION JOINT OF A GAS PIPE IN OPERATION Oct 19, 2023 Pending
Array ( [id] => 19991449 [patent_doc_number] => 20250129671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => UNDERREAMER DRILL HAMMER [patent_app_type] => utility [patent_app_number] => 18/491085 [patent_app_country] => US [patent_app_date] => 2023-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18491085 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/491085
Underreamer drill hammer Oct 19, 2023 Issued
Array ( [id] => 19128151 [patent_doc_number] => 20240133504 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => DEVICE AND METHOD FOR ELIMINATION OF A LEAK IDENTIFIED IN AN EXPANSION JOINT OF A GAS PIPE IN OPERATION [patent_app_type] => utility [patent_app_number] => 18/490835 [patent_app_country] => US [patent_app_date] => 2023-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18490835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/490835
DEVICE AND METHOD FOR ELIMINATION OF A LEAK IDENTIFIED IN AN EXPANSION JOINT OF A GAS PIPE IN OPERATION Oct 18, 2023 Pending
Array ( [id] => 19809955 [patent_doc_number] => 12241329 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-03-04 [patent_title] => Automatic slip-style casing hanger for use with surface wellheads [patent_app_type] => utility [patent_app_number] => 18/489267 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5066 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18489267 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489267
Automatic slip-style casing hanger for use with surface wellheads Oct 17, 2023 Issued
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