Search

Charles A. Rademaker

Examiner (ID: 5067)

Most Active Art Unit
2902
Art Unit(s)
2900, 2916, 2902, 2913, 2306, 2915
Total Applications
4037
Issued Applications
4002
Pending Applications
1
Abandoned Applications
34

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20309747 [patent_doc_number] => 20250327376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => WELL INTEGRITY SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/870039 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2259 [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] => 18870039 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/870039
WELL INTEGRITY SYSTEM AND METHOD May 29, 2023 Pending
Array ( [id] => 19693614 [patent_doc_number] => 20250012159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => SEALED CORING DEVICE FOR UNDERGROUND COALBED [patent_app_type] => utility [patent_app_number] => 18/548370 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4397 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18548370 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/548370
Sealed coring device for underground coalbed May 16, 2023 Issued
Array ( [id] => 18771464 [patent_doc_number] => 20230366285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => CASING CUTTING APPARATUS AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/316684 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18316684 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316684
Casing cutting apparatus and methods of use May 11, 2023 Issued
Array ( [id] => 19528912 [patent_doc_number] => 20240352814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => SLIP SYSTEM, METHOD AND BOREHOLE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/304461 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18304461 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/304461
Slip system, method and borehole system Apr 20, 2023 Issued
Array ( [id] => 18650165 [patent_doc_number] => 20230295997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => SEQUENTIAL RETRIEVAL MECHANISM FOR BI-DIRECTIONAL WELLHEAD ANNULUS PACKOFF [patent_app_type] => utility [patent_app_number] => 18/125182 [patent_app_country] => US [patent_app_date] => 2023-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18125182 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/125182
SEQUENTIAL RETRIEVAL MECHANISM FOR BI-DIRECTIONAL WELLHEAD ANNULUS PACKOFF Mar 22, 2023 Pending
Array ( [id] => 18650177 [patent_doc_number] => 20230296009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => SLEEVE DEVICE, METHOD AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/185776 [patent_app_country] => US [patent_app_date] => 2023-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18185776 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/185776
Sleeve device, method and system Mar 16, 2023 Issued
Array ( [id] => 20264608 [patent_doc_number] => 12435587 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Wireline expansion tool [patent_app_type] => utility [patent_app_number] => 18/121774 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18121774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/121774
Wireline expansion tool Mar 14, 2023 Issued
Array ( [id] => 19242393 [patent_doc_number] => 12012816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Core detection device of coring instrument and spacer insertion device [patent_app_type] => utility [patent_app_number] => 18/113517 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5791 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18113517 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113517
Core detection device of coring instrument and spacer insertion device Feb 22, 2023 Issued
Array ( [id] => 18452423 [patent_doc_number] => 20230193702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => MODULAR PIPE LOADER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/168014 [patent_app_country] => US [patent_app_date] => 2023-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18168014 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/168014
Modular pipe loader assembly Feb 12, 2023 Issued
Array ( [id] => 20608774 [patent_doc_number] => 12584366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-24 [patent_title] => Arranged profiled plates and load relief plates for oilfield equipment [patent_app_type] => utility [patent_app_number] => 18/105536 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 3555 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105536 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105536
Arranged profiled plates and load relief plates for oilfield equipment Feb 2, 2023 Issued
Array ( [id] => 19345893 [patent_doc_number] => 20240254856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => ASSEMBLY AND GRIPPER USED THEREIN [patent_app_type] => utility [patent_app_number] => 18/162138 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5390 [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] => 18162138 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162138
Assembly and gripper used therein Jan 30, 2023 Issued
Array ( [id] => 18538128 [patent_doc_number] => 20230243231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => HYBRID DISSOLVABLE PLUGS FOR SEALING DOWNHOLE CASING STRINGS [patent_app_type] => utility [patent_app_number] => 18/103247 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13194 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103247 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103247
Hybrid dissolvable plugs for sealing downhole casing strings Jan 29, 2023 Issued
Array ( [id] => 20467102 [patent_doc_number] => 12523137 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-13 [patent_title] => Borehole operation system with automated model calibration [patent_app_type] => utility [patent_app_number] => 18/151884 [patent_app_country] => US [patent_app_date] => 2023-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1970 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151884 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151884
Borehole operation system with automated model calibration Jan 8, 2023 Issued
Array ( [id] => 19181471 [patent_doc_number] => 11988055 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Controllable downhole drilling and completion tool separating device and their method of use [patent_app_type] => utility [patent_app_number] => 18/092770 [patent_app_country] => US [patent_app_date] => 2023-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3843 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18092770 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/092770
Controllable downhole drilling and completion tool separating device and their method of use Jan 2, 2023 Issued
Array ( [id] => 19249435 [patent_doc_number] => 20240200422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => TEMPERATURE COMPENSATOR FOR IMPROVED SEALING [patent_app_type] => utility [patent_app_number] => 18/083269 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7509 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18083269 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/083269
Temperature compensator for improved sealing Dec 15, 2022 Issued
Array ( [id] => 18980650 [patent_doc_number] => 11905811 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Fluid conduit connector system [patent_app_type] => utility [patent_app_number] => 18/080415 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 16027 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080415
Fluid conduit connector system Dec 12, 2022 Issued
Array ( [id] => 19234393 [patent_doc_number] => 20240191586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => MECHANICAL AUTONOMOUS PUNCH AND CUT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/063014 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063014 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063014
Mechanical autonomous punch and cut system Dec 6, 2022 Issued
Array ( [id] => 19218551 [patent_doc_number] => 20240183255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => TEMPERATURE PROFILE PREDICTION IN OIL AND GAS INDUSTRY UTILIZING MACHINE LEARNING MODEL [patent_app_type] => utility [patent_app_number] => 18/075880 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7986 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075880
TEMPERATURE PROFILE PREDICTION IN OIL AND GAS INDUSTRY UTILIZING MACHINE LEARNING MODEL Dec 5, 2022 Pending
Array ( [id] => 19755086 [patent_doc_number] => 20250043651 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => ELECTRIC COMPLETION SYSTEM AND METHODOLOGY [patent_app_type] => utility [patent_app_number] => 18/717376 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18717376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/717376
ELECTRIC COMPLETION SYSTEM AND METHODOLOGY Dec 1, 2022 Pending
Array ( [id] => 19188440 [patent_doc_number] => 20240167353 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => LINKAGE SLIP ASSEMBLY FOR HIGHER EXPANSION ON DOWNHOLE TOOL [patent_app_type] => utility [patent_app_number] => 17/989324 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5540 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17989324 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/989324
Linkage slip assembly for higher expansion on downhole tool Nov 16, 2022 Issued
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