
Lois L. Zheng
Examiner (ID: 10434, Phone: (571)272-1248 , Office: P/1733 )
| Most Active Art Unit | 1733 |
| Art Unit(s) | 1742, 1793, 1733 |
| Total Applications | 1149 |
| Issued Applications | 663 |
| Pending Applications | 149 |
| Abandoned Applications | 347 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 12429666
[patent_doc_number] => 09976398
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-05-22
[patent_title] => Sensing in artificial lift systems
[patent_app_type] => utility
[patent_app_number] => 14/250196
[patent_app_country] => US
[patent_app_date] => 2014-04-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 8
[patent_no_of_words] => 5241
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 9
[patent_words_short_claim] => 59
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14250196
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/250196 | Sensing in artificial lift systems | Apr 9, 2014 | Issued |
Array
(
[id] => 11299313
[patent_doc_number] => 09507319
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-11-29
[patent_title] => 'Flow control diverter valve'
[patent_app_type] => utility
[patent_app_number] => 14/245433
[patent_app_country] => US
[patent_app_date] => 2014-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 9
[patent_no_of_words] => 6055
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 238
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14245433
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/245433 | Flow control diverter valve | Apr 3, 2014 | Issued |
Array
(
[id] => 11487478
[patent_doc_number] => 09593544
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-03-14
[patent_title] => 'Clamp assembly'
[patent_app_type] => utility
[patent_app_number] => 14/244976
[patent_app_country] => US
[patent_app_date] => 2014-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 10
[patent_no_of_words] => 3307
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 346
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14244976
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/244976 | Clamp assembly | Apr 3, 2014 | Issued |
Array
(
[id] => 11613031
[patent_doc_number] => 09650880
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-05-16
[patent_title] => 'Waveform anti-stick slip system and method'
[patent_app_type] => utility
[patent_app_number] => 14/244556
[patent_app_country] => US
[patent_app_date] => 2014-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 8
[patent_no_of_words] => 10676
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 97
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14244556
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/244556 | Waveform anti-stick slip system and method | Apr 2, 2014 | Issued |
Array
(
[id] => 10929184
[patent_doc_number] => 20140332205
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-11-13
[patent_title] => 'Anchor Slip and Seal Locking Mechanism'
[patent_app_type] => utility
[patent_app_number] => 14/243316
[patent_app_country] => US
[patent_app_date] => 2014-04-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1784
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14243316
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/243316 | Anchor slip and seal locking mechanism | Apr 1, 2014 | Issued |
Array
(
[id] => 15667543
[patent_doc_number] => 10597993
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-03-24
[patent_title] => Artificial lift system
[patent_app_type] => utility
[patent_app_number] => 14/223722
[patent_app_country] => US
[patent_app_date] => 2014-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 9162
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 551
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14223722
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/223722 | Artificial lift system | Mar 23, 2014 | Issued |
Array
(
[id] => 11101449
[patent_doc_number] => 20160298419
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-10-13
[patent_title] => 'FLOW SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 14/777796
[patent_app_country] => US
[patent_app_date] => 2014-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 13129
[patent_no_of_claims] => 52
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14777796
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/777796 | Flow system | Mar 16, 2014 | Issued |
Array
(
[id] => 10014211
[patent_doc_number] => 09057222
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2015-06-16
[patent_title] => 'Mud motor'
[patent_app_type] => utility
[patent_app_number] => 14/207079
[patent_app_country] => US
[patent_app_date] => 2014-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 4449
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14207079
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/207079 | Mud motor | Mar 11, 2014 | Issued |
Array
(
[id] => 13000965
[patent_doc_number] => 10024144
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-07-17
[patent_title] => Thick wall shouldered launcher
[patent_app_type] => utility
[patent_app_number] => 14/201587
[patent_app_country] => US
[patent_app_date] => 2014-03-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2140
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 172
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14201587
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/201587 | Thick wall shouldered launcher | Mar 6, 2014 | Issued |
Array
(
[id] => 11576186
[patent_doc_number] => 09631434
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-04-25
[patent_title] => 'Underreamer for increasing a wellbore diameter'
[patent_app_type] => utility
[patent_app_number] => 14/198816
[patent_app_country] => US
[patent_app_date] => 2014-03-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 7342
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 247
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14198816
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/198816 | Underreamer for increasing a wellbore diameter | Mar 5, 2014 | Issued |
Array
(
[id] => 9541655
[patent_doc_number] => 20140166302
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-06-19
[patent_title] => 'INTELLIGENT COMPLETION SYSTEM FOR EXTENDED REACH DRILLING WELLS'
[patent_app_type] => utility
[patent_app_number] => 14/188317
[patent_app_country] => US
[patent_app_date] => 2014-02-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 11
[patent_no_of_words] => 7259
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14188317
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/188317 | INTELLIGENT COMPLETION SYSTEM FOR EXTENDED REACH DRILLING WELLS | Feb 23, 2014 | Abandoned |
Array
(
[id] => 11357812
[patent_doc_number] => 09534457
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-01-03
[patent_title] => 'Drilling apparatus with drill guide'
[patent_app_type] => utility
[patent_app_number] => 14/182662
[patent_app_country] => US
[patent_app_date] => 2014-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 11
[patent_no_of_words] => 3803
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 67
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14182662
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/182662 | Drilling apparatus with drill guide | Feb 17, 2014 | Issued |
Array
(
[id] => 9667280
[patent_doc_number] => 20140231143
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-08-21
[patent_title] => 'Pressure Compensation System for a Motor Bearing Assembly'
[patent_app_type] => utility
[patent_app_number] => 14/181356
[patent_app_country] => US
[patent_app_date] => 2014-02-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4787
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14181356
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/181356 | Pressure compensation system for a motor bearing assembly | Feb 13, 2014 | Issued |
Array
(
[id] => 10671532
[patent_doc_number] => 20160017677
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-01-21
[patent_title] => 'RELEASE VALVE USED IN AN INNER TUBE ASSEMBLY FOR USE WITH A CORE BARREL'
[patent_app_type] => utility
[patent_app_number] => 14/771796
[patent_app_country] => US
[patent_app_date] => 2014-02-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 7409
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14771796
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/771796 | Release valve used in an inner tube assembly for use with a core barrel | Feb 10, 2014 | Issued |
Array
(
[id] => 10341030
[patent_doc_number] => 20150226034
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-08-13
[patent_title] => 'Apparatus and Method for Perforating a Wellbore Casing, And Method and Apparatus for Fracturing a Formation'
[patent_app_type] => utility
[patent_app_number] => 14/178056
[patent_app_country] => US
[patent_app_date] => 2014-02-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 10077
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14178056
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/178056 | Apparatus and method for perforating a wellbore casing, and method and apparatus for fracturing a formation | Feb 10, 2014 | Issued |
Array
(
[id] => 11635559
[patent_doc_number] => 09657519
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-05-23
[patent_title] => 'Nutating fluid-mechanical energy converter to power wellbore drilling'
[patent_app_type] => utility
[patent_app_number] => 14/410416
[patent_app_country] => US
[patent_app_date] => 2014-01-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 17
[patent_no_of_words] => 6208
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14410416
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/410416 | Nutating fluid-mechanical energy converter to power wellbore drilling | Jan 29, 2014 | Issued |
Array
(
[id] => 9631715
[patent_doc_number] => 20140209823
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-07-31
[patent_title] => 'Magnetic Valve Assembly'
[patent_app_type] => utility
[patent_app_number] => 14/146476
[patent_app_country] => US
[patent_app_date] => 2014-01-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 11850
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14146476
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/146476 | Magnetic Valve Assembly | Jan 1, 2014 | Abandoned |
Array
(
[id] => 14853237
[patent_doc_number] => 10415334
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-09-17
[patent_title] => Flow guides for regulating pressure change in hydraulically-actuated downhole tools
[patent_app_type] => utility
[patent_app_number] => 14/910096
[patent_app_country] => US
[patent_app_date] => 2013-12-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 15
[patent_no_of_words] => 7884
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14910096
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/910096 | Flow guides for regulating pressure change in hydraulically-actuated downhole tools | Dec 30, 2013 | Issued |
Array
(
[id] => 9557121
[patent_doc_number] => 20140174833
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-06-26
[patent_title] => 'POSITIONING STABILIZER ASSEMBLY USING SHOULDER RING'
[patent_app_type] => utility
[patent_app_number] => 14/135696
[patent_app_country] => US
[patent_app_date] => 2013-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
[patent_figures_cnt] => 20
[patent_no_of_words] => 6455
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14135696
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/135696 | POSITIONING STABILIZER ASSEMBLY USING SHOULDER RING | Dec 19, 2013 | Abandoned |
Array
(
[id] => 10291356
[patent_doc_number] => 20150176355
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-06-25
[patent_title] => 'ADJUSTABLE CORING ASSEMBLY AND METHOD OF USING SAME'
[patent_app_type] => utility
[patent_app_number] => 14/136856
[patent_app_country] => US
[patent_app_date] => 2013-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 4468
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14136856
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/136856 | Adjustable coring assembly and method of using same | Dec 19, 2013 | Issued |