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] => 16901506 [patent_doc_number] => 20210180422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => TROJAN DRILL PIPE [patent_app_type] => utility [patent_app_number] => 16/717982 [patent_app_country] => US [patent_app_date] => 2019-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16717982 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/717982
Trojan drill pipe Dec 16, 2019 Issued
Array ( [id] => 16901514 [patent_doc_number] => 20210180430 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => SMART CIRCULATION SUB [patent_app_type] => utility [patent_app_number] => 16/716356 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16716356 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/716356
Smart circulation sub Dec 15, 2019 Issued
Array ( [id] => 17728226 [patent_doc_number] => 11384606 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Stop collar with interior lock elements [patent_app_type] => utility [patent_app_number] => 16/689646 [patent_app_country] => US [patent_app_date] => 2019-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 5892 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16689646 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/689646
Stop collar with interior lock elements Nov 19, 2019 Issued
Array ( [id] => 17665802 [patent_doc_number] => 11359484 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Expandable filtration media and gravel pack analysis using low frequency acoustic waves [patent_app_type] => utility [patent_app_number] => 16/688296 [patent_app_country] => US [patent_app_date] => 2019-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4029 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16688296 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/688296
Expandable filtration media and gravel pack analysis using low frequency acoustic waves Nov 18, 2019 Issued
Array ( [id] => 17378564 [patent_doc_number] => 11236564 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Hybrid liner hanger and setting tool [patent_app_type] => utility [patent_app_number] => 16/685859 [patent_app_country] => US [patent_app_date] => 2019-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 1708 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16685859 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/685859
Hybrid liner hanger and setting tool Nov 14, 2019 Issued
Array ( [id] => 16825554 [patent_doc_number] => 20210140847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => COILED TUBING INJECTOR TEST FIXTURE [patent_app_type] => utility [patent_app_number] => 16/680832 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10224 [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] => 16680832 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/680832
Coiled tubing injector test fixture Nov 11, 2019 Issued
Array ( [id] => 16825007 [patent_doc_number] => 20210140300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => AUTOMATED REAL-TIME TRANSPORT RATIO CALCULATION [patent_app_type] => utility [patent_app_number] => 16/681332 [patent_app_country] => US [patent_app_date] => 2019-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16681332 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/681332
Automated real-time transport ratio calculation Nov 11, 2019 Issued
Array ( [id] => 15558281 [patent_doc_number] => 20200063552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => PERMANENT OR REMOVABLE POSITIONING APPARATUS AND METHOD FOR DOWNHOLE TOOL OPERATIONS [patent_app_type] => utility [patent_app_number] => 16/673178 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16673178 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/673178
Permanent or removable positioning apparatus and method for downhole tool operations Nov 3, 2019 Issued
Array ( [id] => 17300247 [patent_doc_number] => 20210396086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => LINER HANGER WITH ENHANCED LOCKING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/289640 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17289640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/289640
Liner hanger with enhanced locking assembly Oct 31, 2019 Issued
Array ( [id] => 15833139 [patent_doc_number] => 20200131851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => TOP DRIVE [patent_app_type] => utility [patent_app_number] => 16/669295 [patent_app_country] => US [patent_app_date] => 2019-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16669295 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/669295
Top drive Oct 29, 2019 Issued
Array ( [id] => 16793502 [patent_doc_number] => 20210123319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => RUNNING LINES THROUGH EXPANDABLE METAL SEALING ELEMENTS [patent_app_type] => utility [patent_app_number] => 16/667678 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10006 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16667678 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/667678
Running lines through expandable metal sealing elements Oct 28, 2019 Issued
Array ( [id] => 17998274 [patent_doc_number] => 11499372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Downhole tractor control systems and methods to adjust a load of a downhole motor [patent_app_type] => utility [patent_app_number] => 16/666169 [patent_app_country] => US [patent_app_date] => 2019-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 28 [patent_no_of_words] => 11092 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16666169 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/666169
Downhole tractor control systems and methods to adjust a load of a downhole motor Oct 27, 2019 Issued
Array ( [id] => 18605145 [patent_doc_number] => 11746601 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-05 [patent_title] => Polycrystalline diamond compacts including a cemented carbide substrate and applications therefor [patent_app_type] => utility [patent_app_number] => 16/585639 [patent_app_country] => US [patent_app_date] => 2019-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 14250 [patent_no_of_claims] => 19 [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] => 16585639 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/585639
Polycrystalline diamond compacts including a cemented carbide substrate and applications therefor Sep 26, 2019 Issued
Array ( [id] => 17300246 [patent_doc_number] => 20210396085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => RUNNING TOOL SYSTEM FOR A HANGER [patent_app_type] => utility [patent_app_number] => 17/279987 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2983 [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] => 17279987 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/279987
Running tool system for a hanger Sep 24, 2019 Issued
Array ( [id] => 16832606 [patent_doc_number] => 11008847 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Downhole gas separator [patent_app_type] => utility [patent_app_number] => 16/570112 [patent_app_country] => US [patent_app_date] => 2019-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5979 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16570112 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/570112
Downhole gas separator Sep 12, 2019 Issued
Array ( [id] => 15650919 [patent_doc_number] => 20200087989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => HYDRO BORING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 16/568556 [patent_app_country] => US [patent_app_date] => 2019-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16568556 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/568556
HYDRO BORING SYSTEMS AND METHODS Sep 11, 2019 Abandoned
Array ( [id] => 16673827 [patent_doc_number] => 20210062590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => DRILLING SYSTEM WITH CIRCULATION SUB [patent_app_type] => utility [patent_app_number] => 16/560827 [patent_app_country] => US [patent_app_date] => 2019-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5452 [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] => 16560827 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/560827
Drilling system with circulation sub Sep 3, 2019 Issued
Array ( [id] => 17090257 [patent_doc_number] => 11118437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => High rate safety shutdown system with hydraulic driven fluid ends [patent_app_type] => utility [patent_app_number] => 16/549248 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4832 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16549248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549248
High rate safety shutdown system with hydraulic driven fluid ends Aug 22, 2019 Issued
Array ( [id] => 17090245 [patent_doc_number] => 11118425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Pumpdown regulator [patent_app_type] => utility [patent_app_number] => 16/544637 [patent_app_country] => US [patent_app_date] => 2019-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6676 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16544637 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/544637
Pumpdown regulator Aug 18, 2019 Issued
Array ( [id] => 16157871 [patent_doc_number] => 20200217168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => FRACTURING MANIFOLD SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 16/542955 [patent_app_country] => US [patent_app_date] => 2019-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5351 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16542955 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/542955
Fracturing manifold system Aug 15, 2019 Issued
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