Search

Zhengxi Liu

Examiner (ID: 6633, Phone: (571)270-7509 , Office: P/2611 )

Most Active Art Unit
2611
Art Unit(s)
OPQA, 2611, 2628, 2677
Total Applications
360
Issued Applications
235
Pending Applications
2
Abandoned Applications
123

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16400306 [patent_doc_number] => 20200341164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => Metal Detector [patent_app_type] => utility [patent_app_number] => 16/395031 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16395031 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/395031
Metal Detector Apr 24, 2019 Abandoned
Array ( [id] => 18118614 [patent_doc_number] => 11550004 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Signal compenstation system configured to measure and counteract asymmetry in hall sensors [patent_app_type] => utility [patent_app_number] => 16/394304 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 15107 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16394304 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394304
Signal compenstation system configured to measure and counteract asymmetry in hall sensors Apr 24, 2019 Issued
Array ( [id] => 15041005 [patent_doc_number] => 20190331507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => MULTI-TURN SENSOR [patent_app_type] => utility [patent_app_number] => 16/394973 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16394973 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/394973
MULTI-TURN SENSOR Apr 24, 2019 Abandoned
Array ( [id] => 14687615 [patent_doc_number] => 20190242922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => MAGNETIC SPEED SENSOR AND METHOD OF MAKING THE SAME [patent_app_type] => utility [patent_app_number] => 16/385172 [patent_app_country] => US [patent_app_date] => 2019-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16385172 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/385172
MAGNETIC SPEED SENSOR AND METHOD OF MAKING THE SAME Apr 15, 2019 Abandoned
Array ( [id] => 14655291 [patent_doc_number] => 20190234774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => ROTARY SENSOR ARRANGEMENT FOR MOUNTING TO A PIVOT ARM ARRANGEMENT AND METHOD FOR MOUNTING A ROTARY SENSOR ARRANGEMENT TO A PIVOT ARM ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 16/380090 [patent_app_country] => US [patent_app_date] => 2019-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16380090 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/380090
ROTARY SENSOR ARRANGEMENT FOR MOUNTING TO A PIVOT ARM ARRANGEMENT AND METHOD FOR MOUNTING A ROTARY SENSOR ARRANGEMENT TO A PIVOT ARM ARRANGEMENT Apr 9, 2019 Abandoned
Array ( [id] => 16957307 [patent_doc_number] => 11061160 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-13 [patent_title] => System and methods of mapping buried pipes underwater [patent_app_type] => utility [patent_app_number] => 16/366583 [patent_app_country] => US [patent_app_date] => 2019-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6419 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16366583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/366583
System and methods of mapping buried pipes underwater Mar 26, 2019 Issued
Array ( [id] => 14583625 [patent_doc_number] => 20190219421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-18 [patent_title] => Displacement Sensor For Contactless Measurement Of A Relative Position, Production Method For A Magnetic Field Sensor Arrangement And Magnetic Field Sensor [patent_app_type] => utility [patent_app_number] => 16/364706 [patent_app_country] => US [patent_app_date] => 2019-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16364706 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/364706
Displacement Sensor For Contactless Measurement Of A Relative Position, Production Method For A Magnetic Field Sensor Arrangement And Magnetic Field Sensor Mar 25, 2019 Pending
Array ( [id] => 16121107 [patent_doc_number] => 20200212576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => ANTENNA SHIELD FOR CO-LOCATED ANTENNAS IN A WELLBORE [patent_app_type] => utility [patent_app_number] => 16/355302 [patent_app_country] => US [patent_app_date] => 2019-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16355302 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/355302
ANTENNA SHIELD FOR CO-LOCATED ANTENNAS IN A WELLBORE Mar 14, 2019 Pending
Array ( [id] => 16584242 [patent_doc_number] => 20210018644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => METHOD FOR SECURING POWER IN REMOTE LOCATIONS AND APPARATUS THEREFOR [patent_app_type] => utility [patent_app_number] => 16/975450 [patent_app_country] => US [patent_app_date] => 2019-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16975450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/975450
METHOD FOR SECURING POWER IN REMOTE LOCATIONS AND APPARATUS THEREFOR Feb 28, 2019 Abandoned
Array ( [id] => 14471165 [patent_doc_number] => 20190187225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => MAGNETIC SENSOR AND CURRENT SENSOR [patent_app_type] => utility [patent_app_number] => 16/281341 [patent_app_country] => US [patent_app_date] => 2019-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16281341 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/281341
MAGNETIC SENSOR AND CURRENT SENSOR Feb 20, 2019 Abandoned
Array ( [id] => 14409983 [patent_doc_number] => 20190170835 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => EXCHANGE-COUPLED FILM, MAGNETORESISTIVE ELEMENT INCLUDING THE SAME, AND MAGNETIC SENSING DEVICE [patent_app_type] => utility [patent_app_number] => 16/271985 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6904 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271985 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/271985
EXCHANGE-COUPLED FILM, MAGNETORESISTIVE ELEMENT INCLUDING THE SAME, AND MAGNETIC SENSING DEVICE Feb 10, 2019 Abandoned
Array ( [id] => 16744430 [patent_doc_number] => 10969410 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Current sensor device [patent_app_type] => utility [patent_app_number] => 16/272196 [patent_app_country] => US [patent_app_date] => 2019-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6732 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16272196 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/272196
Current sensor device Feb 10, 2019 Issued
Array ( [id] => 14409311 [patent_doc_number] => 20190170499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => POSITION DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 16/267646 [patent_app_country] => US [patent_app_date] => 2019-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16267646 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/267646
POSITION DETECTION DEVICE Feb 4, 2019 Abandoned
Array ( [id] => 14409309 [patent_doc_number] => 20190170498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => POSITION DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 16/267631 [patent_app_country] => US [patent_app_date] => 2019-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16267631 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/267631
POSITION DETECTION DEVICE Feb 4, 2019 Abandoned
Array ( [id] => 16792600 [patent_doc_number] => 20210122417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => Steering Sensor Device Comprising a Plug-in/Rotative Connection [patent_app_type] => utility [patent_app_number] => 16/963164 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16963164 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963164
Steering Sensor Device Comprising a Plug-in/Rotative Connection Jan 29, 2019 Pending
Array ( [id] => 16794268 [patent_doc_number] => 20210124085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => DETECTING OBJECTS SUBMERGED IN A BODY OF WATER OR AT LEAST PARTLY BURIED IN A BED OF THE BODY OF WATER [patent_app_type] => utility [patent_app_number] => 16/963177 [patent_app_country] => US [patent_app_date] => 2019-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4892 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16963177 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963177
DETECTING OBJECTS SUBMERGED IN A BODY OF WATER OR AT LEAST PARTLY BURIED IN A BED OF THE BODY OF WATER Jan 25, 2019 Pending
Array ( [id] => 15256733 [patent_doc_number] => 20190377100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-12 [patent_title] => METAL DETECTOR FOR BURIED AND CORRODED PIPELINE [patent_app_type] => utility [patent_app_number] => 16/233122 [patent_app_country] => US [patent_app_date] => 2018-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16233122 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/233122
METAL DETECTOR FOR BURIED AND CORRODED PIPELINE Dec 26, 2018 Abandoned
Array ( [id] => 14280587 [patent_doc_number] => 20190137578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => MAGNETIC SENSOR [patent_app_type] => utility [patent_app_number] => 16/233602 [patent_app_country] => US [patent_app_date] => 2018-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16233602 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/233602
MAGNETIC SENSOR Dec 26, 2018 Abandoned
Array ( [id] => 16093163 [patent_doc_number] => 20200200568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => MAGNETIC POSITION SENSING DEVICE AND METHOD [patent_app_type] => utility [patent_app_number] => 16/229492 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16229492 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/229492
Magnetic position detecting device and method Dec 20, 2018 Issued
Array ( [id] => 14074701 [patent_doc_number] => 20190086238 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => LINEAR MOTION AND ROTATION DETECTOR, LINEAR MOTION AND ROTATION DETECTOR UNIT, AND LINEAR MOTION AND ROTATION DRIVE DEVICE [patent_app_type] => utility [patent_app_number] => 16/195891 [patent_app_country] => US [patent_app_date] => 2018-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12020 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16195891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/195891
LINEAR MOTION AND ROTATION DETECTOR, LINEAR MOTION AND ROTATION DETECTOR UNIT, AND LINEAR MOTION AND ROTATION DRIVE DEVICE Nov 19, 2018 Abandoned
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