
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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
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[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
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Array
(
[id] => 17142303
[patent_doc_number] => 20210310315
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[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
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[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
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[patent_kind] => B1
[patent_issue_date] => 2022-05-10
[patent_title] => Hydraulic jar and trigger device
[patent_app_type] => utility
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Array
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[patent_doc_number] => 20200024917
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[patent_issue_date] => 2020-01-23
[patent_title] => MODE SELECTOR FOR A DOWNHOLE TOOL
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Array
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[patent_issue_date] => 2021-02-16
[patent_title] => Wireline system and methods of using same
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Array
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[patent_doc_number] => 10487585
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[patent_issue_date] => 2019-11-26
[patent_title] => Drilling and operating sigmoid-shaped wells
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Array
(
[id] => 16925724
[patent_doc_number] => 11047192
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[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
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[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
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[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
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[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
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[patent_title] => METHODS AND APPARATUS FOR REMOVING SECTIONS OF A WELLBORE WALL
[patent_app_type] => utility
[patent_app_number] => 17/253642
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[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
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[patent_title] => AUTOMATIC DRILLER
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/452183 | AUTOMATIC DRILLER | Jun 24, 2019 | Abandoned |
Array
(
[id] => 17037453
[patent_doc_number] => 20210254411
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[patent_title] => CUTTER BIT
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Array
(
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Array
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Array
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Array
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Array
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Array
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Array
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[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 |