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] => 17867781 [patent_doc_number] => 20220290517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => PRESSURE ENHANCED FRAC PLUG [patent_app_type] => utility [patent_app_number] => 17/692481 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692481 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692481
PRESSURE ENHANCED FRAC PLUG Mar 10, 2022 Abandoned
Array ( [id] => 17838381 [patent_doc_number] => 20220275686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => POLYCRYSTALLINE DIAMOND BODIES INCLUDING ONE OR MORE THREADS, APPARATUSES INCLUDING THE SAME, AND METHODS OF FORMING AND USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/680729 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14410 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17680729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/680729
Polycrystalline diamond bodies including one or more threads, apparatuses including the same, and methods of forming and using the same Feb 24, 2022 Issued
Array ( [id] => 18666836 [patent_doc_number] => 11773719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Apparatus and method for preparing a blast hole in a rock face during a mining operation [patent_app_type] => utility [patent_app_number] => 17/671062 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 35 [patent_no_of_words] => 15712 [patent_no_of_claims] => 17 [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] => 17671062 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/671062
Apparatus and method for preparing a blast hole in a rock face during a mining operation Feb 13, 2022 Issued
Array ( [id] => 18530564 [patent_doc_number] => 20230235634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => WASHPIPE SEAL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/586316 [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] => 7400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586316 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586316
Washpipe seal assembly Jan 26, 2022 Issued
Array ( [id] => 17579495 [patent_doc_number] => 20220136350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => Hybrid Liner Hanger and Setting Tool [patent_app_type] => utility [patent_app_number] => 17/575997 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575997 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575997
Hybrid Liner Hanger and Setting Tool Jan 13, 2022 Abandoned
Array ( [id] => 17769833 [patent_doc_number] => 11401765 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-08-02 [patent_title] => Stuffing box compression assembly [patent_app_type] => utility [patent_app_number] => 17/568223 [patent_app_country] => US [patent_app_date] => 2022-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1723 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17568223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568223
Stuffing box compression assembly Jan 3, 2022 Issued
Array ( [id] => 18406382 [patent_doc_number] => 20230167733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => UNTETHERED DOWNHOLE TOOL SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/538739 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538739 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538739
Untethered downhole tool systems and methods Nov 29, 2021 Issued
Array ( [id] => 18888244 [patent_doc_number] => 11867010 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Deploying a liner in a wellbore [patent_app_type] => utility [patent_app_number] => 17/536775 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 33 [patent_no_of_words] => 6392 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17536775 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/536775
Deploying a liner in a wellbore Nov 28, 2021 Issued
Array ( [id] => 18392053 [patent_doc_number] => 20230160272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => ANCHOR FOR TOOL, METHOD FOR MANAGING A BOREHOLE, AND SYSTEM [patent_app_type] => utility [patent_app_number] => 17/532061 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1386 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17532061 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/532061
ANCHOR FOR TOOL, METHOD FOR MANAGING A BOREHOLE, AND SYSTEM Nov 21, 2021 Abandoned
Array ( [id] => 18879860 [patent_doc_number] => 20240003229 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => LARGE SHAPED CHARGE PERFORATION TOOL [patent_app_type] => utility [patent_app_number] => 18/252575 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18252575 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/252575
Large shaped charge perforation tool Nov 14, 2021 Issued
Array ( [id] => 18376612 [patent_doc_number] => 20230151698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => EARTH BORING TOOLS INCLUDING BRAZED CUTTING ELEMENTS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/454755 [patent_app_country] => US [patent_app_date] => 2021-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7444 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17454755 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/454755
Earth boring tools including brazed cutting elements and related methods Nov 11, 2021 Issued
Array ( [id] => 19196520 [patent_doc_number] => 11993749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Electrically conductive proppant and methods for detecting, locating and characterizing the electrically conductive proppant [patent_app_type] => utility [patent_app_number] => 17/517503 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 11506 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17517503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/517503
Electrically conductive proppant and methods for detecting, locating and characterizing the electrically conductive proppant Nov 1, 2021 Issued
Array ( [id] => 18349133 [patent_doc_number] => 20230137244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => DOWNHOLE TRACTOR WITH WHEEL ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/514217 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3944 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17514217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/514217
Downhole tractor with wheel assembly Oct 28, 2021 Issued
Array ( [id] => 17579498 [patent_doc_number] => 20220136353 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => WELLHEAD REMOVAL APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 17/511651 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1123 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511651 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511651
WELLHEAD REMOVAL APPARATUS AND METHOD Oct 26, 2021 Abandoned
Array ( [id] => 18216948 [patent_doc_number] => 11591874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Packer and method of isolating production zones [patent_app_type] => utility [patent_app_number] => 17/511023 [patent_app_country] => US [patent_app_date] => 2021-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 7468 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17511023 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511023
Packer and method of isolating production zones Oct 25, 2021 Issued
Array ( [id] => 18620864 [patent_doc_number] => 11753892 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Electrically activated downhole anchor system [patent_app_type] => utility [patent_app_number] => 17/508245 [patent_app_country] => US [patent_app_date] => 2021-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3939 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17508245 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/508245
Electrically activated downhole anchor system Oct 21, 2021 Issued
Array ( [id] => 19106265 [patent_doc_number] => 11959352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Retrievable high expansion bridge plug and packer with retractable anti-extrusion backup system [patent_app_type] => utility [patent_app_number] => 17/492290 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 45 [patent_figures_cnt] => 83 [patent_no_of_words] => 13341 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17492290 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492290
Retrievable high expansion bridge plug and packer with retractable anti-extrusion backup system Sep 30, 2021 Issued
Array ( [id] => 18284997 [patent_doc_number] => 20230100469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => Downhole Component Deployment Method And Apparatus [patent_app_type] => utility [patent_app_number] => 17/490949 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17490949 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/490949
Downhole component deployment method and apparatus Sep 29, 2021 Issued
Array ( [id] => 18153519 [patent_doc_number] => 11566485 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-01-31 [patent_title] => Assembly method for communicating with line in wellhead [patent_app_type] => utility [patent_app_number] => 17/488815 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 6943 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17488815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488815
Assembly method for communicating with line in wellhead Sep 28, 2021 Issued
Array ( [id] => 17482960 [patent_doc_number] => 20220090464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => Slip Assembly for Downhole Tool and Method Therefor [patent_app_type] => utility [patent_app_number] => 17/448494 [patent_app_country] => US [patent_app_date] => 2021-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17448494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/448494
Slip assembly for downhole tool and method therefor Sep 21, 2021 Issued
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