Search

John K. Peng

Supervisory Patent Examiner (ID: 9822, Phone: (571)272-7272 , Office: P/2600 )

Most Active Art Unit
2602
Art Unit(s)
2602, 2714, 2303, 2617
Total Applications
648
Issued Applications
604
Pending Applications
0
Abandoned Applications
44

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19218545 [patent_doc_number] => 20240183249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => WELLBORE FOR EXTRACTING HEAT FROM MAGMA BODIES [patent_app_type] => utility [patent_app_number] => 18/443799 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18443799 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/443799
Wellbore for extracting heat from magma bodies Feb 15, 2024 Issued
Array ( [id] => 19884559 [patent_doc_number] => 12270255 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-08 [patent_title] => Multiple selectable pressure driven devices on a drill bit [patent_app_type] => utility [patent_app_number] => 18/409551 [patent_app_country] => US [patent_app_date] => 2024-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 21 [patent_no_of_words] => 15136 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18409551 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/409551
Multiple selectable pressure driven devices on a drill bit Jan 9, 2024 Issued
Array ( [id] => 19904538 [patent_doc_number] => 12281534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Systems and methods for running tubulars [patent_app_type] => utility [patent_app_number] => 18/406237 [patent_app_country] => US [patent_app_date] => 2024-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 1186 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18406237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/406237
Systems and methods for running tubulars Jan 7, 2024 Issued
Array ( [id] => 19282291 [patent_doc_number] => 20240218765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => WELL CHEMICAL INJECTION CONTROL [patent_app_type] => utility [patent_app_number] => 18/398799 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398799 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398799
WELL CHEMICAL INJECTION CONTROL Dec 27, 2023 Pending
Array ( [id] => 19638308 [patent_doc_number] => 12168912 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-17 [patent_title] => Downhole hydraulic directional control valve used by hydraulic power pumps and working method thereof [patent_app_type] => utility [patent_app_number] => 18/716191 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 4771 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 666 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18716191 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/716191
Downhole hydraulic directional control valve used by hydraulic power pumps and working method thereof Nov 28, 2023 Issued
Array ( [id] => 19594624 [patent_doc_number] => 12152454 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-26 [patent_title] => Down-hole extended reach tool generating variable shock wave amplitudes [patent_app_type] => utility [patent_app_number] => 18/385419 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 27 [patent_no_of_words] => 6684 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 631 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385419 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385419
Down-hole extended reach tool generating variable shock wave amplitudes Oct 30, 2023 Issued
Array ( [id] => 19361514 [patent_doc_number] => 20240263548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => METHODS AND SYSTEMS TO CONTROL FLOW AND HEAT TRANSFER BETWEEN SUBSURFACE WELLBORES CONNECTED HYDRAULICALLY BY FRACTURES [patent_app_type] => utility [patent_app_number] => 18/480315 [patent_app_country] => US [patent_app_date] => 2023-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18480315 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/480315
Methods and systems to control flow and heat transfer between subsurface wellbores connected hydraulically by fractures Oct 2, 2023 Issued
Array ( [id] => 19871695 [patent_doc_number] => 12264545 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Running tool system for a hanger [patent_app_type] => utility [patent_app_number] => 18/455800 [patent_app_country] => US [patent_app_date] => 2023-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3015 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18455800 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/455800
Running tool system for a hanger Aug 24, 2023 Issued
Array ( [id] => 19801221 [patent_doc_number] => 20250067146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => SLUG INDUCEMENT IN WELLBORE CLEAN-UP OPTIMIZATION [patent_app_type] => utility [patent_app_number] => 18/452677 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9897 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452677 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452677
SLUG INDUCEMENT IN WELLBORE CLEAN-UP OPTIMIZATION Aug 20, 2023 Pending
Array ( [id] => 19368679 [patent_doc_number] => 12060755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Modular casing anchor for downhole tool [patent_app_type] => utility [patent_app_number] => 18/229274 [patent_app_country] => US [patent_app_date] => 2023-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 1741 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [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] => 18229274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/229274
Modular casing anchor for downhole tool Aug 1, 2023 Issued
Array ( [id] => 18658397 [patent_doc_number] => 20230304392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => UNTETHERED DOWNHOLE TOOL SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/204370 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18204370 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204370
Untethered downhole tool systems and methods May 30, 2023 Issued
Array ( [id] => 19615756 [patent_doc_number] => 20240401436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => WIRELESS WELLBORE DRIFTING AND SURVEILLANCE [patent_app_type] => utility [patent_app_number] => 18/325311 [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] => 12070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18325311 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325311
Wireless wellbore drifting and surveillance May 29, 2023 Issued
Array ( [id] => 19601761 [patent_doc_number] => 20240392641 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => SYSTEM AND METHOD FOR PRESSURE ACTIVATION OF A TOOL IN A WELLBORE [patent_app_type] => utility [patent_app_number] => 18/324410 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18324410 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/324410
System and method for pressure activation of a tool in a wellbore May 25, 2023 Issued
Array ( [id] => 19601758 [patent_doc_number] => 20240392638 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => Drilling Fluid Temperature Optimization [patent_app_type] => utility [patent_app_number] => 18/324725 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18324725 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/324725
Drilling fluid temperature optimization May 25, 2023 Issued
Array ( [id] => 19962143 [patent_doc_number] => 12331632 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Analyzing hydrocarbon flow into multi-lateral wells by releasing tracers from the surface [patent_app_type] => utility [patent_app_number] => 18/317335 [patent_app_country] => US [patent_app_date] => 2023-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18317335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/317335
Analyzing hydrocarbon flow into multi-lateral wells by releasing tracers from the surface May 14, 2023 Issued
Array ( [id] => 18740288 [patent_doc_number] => 20230349265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => WELLBORE FOR EXTRACTING HEAT FROM MAGMA BODIES [patent_app_type] => utility [patent_app_number] => 18/105674 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18105674 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105674
Wellbore for extracting heat from magma bodies Feb 2, 2023 Issued
Array ( [id] => 18420888 [patent_doc_number] => 20230175351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => ELECTRICAL ACTUATION OF A VALVE IN A WELLHEAD ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/103639 [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] => 10284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18103639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103639
Electrical actuation of a valve in a wellhead assembly Jan 30, 2023 Issued
Array ( [id] => 19565231 [patent_doc_number] => 12139995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Hybrid slip [patent_app_type] => utility [patent_app_number] => 18/098537 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 8755 [patent_no_of_claims] => 17 [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] => 18098537 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098537
Hybrid slip Jan 17, 2023 Issued
Array ( [id] => 19731468 [patent_doc_number] => 12209459 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Wellbore reaming tool having fixed mounted gouging cutters [patent_app_type] => utility [patent_app_number] => 18/154341 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3866 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154341 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154341
Wellbore reaming tool having fixed mounted gouging cutters Jan 12, 2023 Issued
Array ( [id] => 19318990 [patent_doc_number] => 20240240533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => DOWNHOLE HIGH EXPANSION ANCHOR SYSTEM [patent_app_type] => utility [patent_app_number] => 18/096196 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096196
Downhole high expansion anchor system Jan 11, 2023 Issued
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