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] => 16157897 [patent_doc_number] => 20200217181 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [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] => 16/540842 [patent_app_country] => US [patent_app_date] => 2019-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21224 [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] => 16540842 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/540842
Methods and systems to control flow and heat transfer between subsurface wellbores connected hydraulically by fractures Aug 13, 2019 Issued
Array ( [id] => 16832575 [patent_doc_number] => 11008816 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Drill bits for oil and gas applications [patent_app_type] => utility [patent_app_number] => 16/524883 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4103 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16524883 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/524883
Drill bits for oil and gas applications Jul 28, 2019 Issued
Array ( [id] => 17142303 [patent_doc_number] => 20210310315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => DOUBLE-WALLED DRILL PIPE AND DRILLING MACHINE [patent_app_type] => utility [patent_app_number] => 17/279615 [patent_app_country] => US [patent_app_date] => 2019-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17279615 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/279615
Double-walled drill pipe and drilling machine Jul 24, 2019 Issued
Array ( [id] => 17588155 [patent_doc_number] => 11326414 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-10 [patent_title] => Hydraulic jar and trigger device [patent_app_type] => utility [patent_app_number] => 16/520942 [patent_app_country] => US [patent_app_date] => 2019-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5985 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16520942 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/520942
Hydraulic jar and trigger device Jul 23, 2019 Issued
Array ( [id] => 15409191 [patent_doc_number] => 20200024917 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => MODE SELECTOR FOR A DOWNHOLE TOOL [patent_app_type] => utility [patent_app_number] => 16/518977 [patent_app_country] => US [patent_app_date] => 2019-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12154 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16518977 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/518977
Mode selector for a downhole tool Jul 21, 2019 Issued
Array ( [id] => 16641895 [patent_doc_number] => 10919726 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Wireline system and methods of using same [patent_app_type] => utility [patent_app_number] => 16/506444 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 23 [patent_no_of_words] => 13782 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16506444 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/506444
Wireline system and methods of using same Jul 8, 2019 Issued
Array ( [id] => 15164207 [patent_doc_number] => 10487585 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-26 [patent_title] => Drilling and operating sigmoid-shaped wells [patent_app_type] => utility [patent_app_number] => 16/505194 [patent_app_country] => US [patent_app_date] => 2019-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 14444 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16505194 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/505194
Drilling and operating sigmoid-shaped wells Jul 7, 2019 Issued
Array ( [id] => 16925724 [patent_doc_number] => 11047192 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Downhole positioning and anchoring device [patent_app_type] => utility [patent_app_number] => 16/459198 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 27 [patent_no_of_words] => 8359 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16459198 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/459198
Downhole positioning and anchoring device Jun 30, 2019 Issued
Array ( [id] => 17414693 [patent_doc_number] => 20220049597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => INTEGRATED COLLAR SENSOR FOR MEASURING HEALTH OF A DOWNHOLE TOOL [patent_app_type] => utility [patent_app_number] => 16/645463 [patent_app_country] => US [patent_app_date] => 2019-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8516 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16645463 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/645463
Integrated collar sensor for measuring health of a downhole tool Jun 29, 2019 Issued
Array ( [id] => 17037464 [patent_doc_number] => 20210254422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => METHODS AND APPARATUS FOR REMOVING SECTIONS OF A WELLBORE WALL [patent_app_type] => utility [patent_app_number] => 17/253642 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8488 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17253642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/253642
METHODS AND APPARATUS FOR REMOVING SECTIONS OF A WELLBORE WALL Jun 27, 2019 Abandoned
Array ( [id] => 15932541 [patent_doc_number] => 20200157904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => AUTOMATIC DRILLER [patent_app_type] => utility [patent_app_number] => 16/452183 [patent_app_country] => US [patent_app_date] => 2019-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16452183 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/452183
AUTOMATIC DRILLER Jun 24, 2019 Abandoned
Array ( [id] => 17037453 [patent_doc_number] => 20210254411 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => CUTTER BIT [patent_app_type] => utility [patent_app_number] => 17/251680 [patent_app_country] => US [patent_app_date] => 2019-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17251680 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/251680
Cutter bit Jun 23, 2019 Issued
Array ( [id] => 16642657 [patent_doc_number] => 10920499 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Polycrystalline diamond compact including a non-uniformly leached polycrystalline diamond table and applications therefor [patent_app_type] => utility [patent_app_number] => 16/445439 [patent_app_country] => US [patent_app_date] => 2019-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8307 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16445439 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/445439
Polycrystalline diamond compact including a non-uniformly leached polycrystalline diamond table and applications therefor Jun 18, 2019 Issued
Array ( [id] => 16933072 [patent_doc_number] => 20210198961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => Improvements In Or Relating To Well Abandonment [patent_app_type] => utility [patent_app_number] => 17/054221 [patent_app_country] => US [patent_app_date] => 2019-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6614 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17054221 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/054221
Improvements In Or Relating To Well Abandonment May 23, 2019 Abandoned
Array ( [id] => 14931215 [patent_doc_number] => 20190301245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => Steering Assembly for Directional Drilling of a Wellbore [patent_app_type] => utility [patent_app_number] => 16/378421 [patent_app_country] => US [patent_app_date] => 2019-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16378421 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/378421
Steering assembly for directional drilling of a wellbore Apr 7, 2019 Issued
Array ( [id] => 14964229 [patent_doc_number] => 20190309593 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => METAL-TO-METAL ANNULUS WELLHEAD STYLE SEAL WITH PRESSURE ENERGIZED FROM ABOVE AND BELOW [patent_app_type] => utility [patent_app_number] => 16/376605 [patent_app_country] => US [patent_app_date] => 2019-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16376605 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/376605
Metal-to-metal annulus wellhead style seal with pressure energized from above and below Apr 4, 2019 Issued
Array ( [id] => 16925720 [patent_doc_number] => 11047188 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Power cartridges for setting tools [patent_app_type] => utility [patent_app_number] => 16/299813 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5684 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 16299813 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/299813
Power cartridges for setting tools Mar 11, 2019 Issued
Array ( [id] => 16298396 [patent_doc_number] => 20200284119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => PRESSURIZED FLOTATION FOR TUBULAR INSTALLATION IN WELLBORES [patent_app_type] => utility [patent_app_number] => 16/294142 [patent_app_country] => US [patent_app_date] => 2019-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16294142 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/294142
Pressurized flotation for tubular installation in wellbores Mar 5, 2019 Issued
Array ( [id] => 16697211 [patent_doc_number] => 10947794 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Method and system for extended reach coiled tubing [patent_app_type] => utility [patent_app_number] => 16/289882 [patent_app_country] => US [patent_app_date] => 2019-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5983 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16289882 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/289882
Method and system for extended reach coiled tubing Feb 28, 2019 Issued
Array ( [id] => 14809169 [patent_doc_number] => 20190271194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => EARTH-BORING TOOLS HAVING POCKETS TRAILING ROTATIONALLY LEADING FACES OF BLADES AND HAVING CUTTING ELEMENTS DISPOSED THEREIN AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 16/286922 [patent_app_country] => US [patent_app_date] => 2019-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7914 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16286922 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/286922
Earth-boring tools having pockets trailing rotationally leading faces of blades and having cutting elements disposed therein and related methods Feb 26, 2019 Issued
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