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] => 11123232 [patent_doc_number] => 20160320206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'STATIONARY MAGNET VARIABLE RELUCTANCE MAGNETIC SENSORS' [patent_app_type] => utility [patent_app_number] => 15/205569 [patent_app_country] => US [patent_app_date] => 2016-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6292 [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] => 15205569 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/205569
STATIONARY MAGNET VARIABLE RELUCTANCE MAGNETIC SENSORS Jul 7, 2016 Abandoned
Array ( [id] => 14233605 [patent_doc_number] => 20190128975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-02 [patent_title] => HALL SENSOR [patent_app_type] => utility [patent_app_number] => 15/743234 [patent_app_country] => US [patent_app_date] => 2016-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7173 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15743234 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/743234
Hall sensor Jun 27, 2016 Issued
Array ( [id] => 13302877 [patent_doc_number] => 20180202975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-19 [patent_title] => DEFECT MEASUREMENT METHOD, DEFECT MEASUREMENT DEVICE, AND TESTING PROBE [patent_app_type] => utility [patent_app_number] => 15/743444 [patent_app_country] => US [patent_app_date] => 2016-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6780 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15743444 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/743444
DEFECT MEASUREMENT METHOD, DEFECT MEASUREMENT DEVICE, AND TESTING PROBE Jun 14, 2016 Abandoned
Array ( [id] => 14074705 [patent_doc_number] => 20190086240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-21 [patent_title] => METHOD AND DEVICE FOR PROCESSING A SIGNAL [patent_app_type] => utility [patent_app_number] => 15/737460 [patent_app_country] => US [patent_app_date] => 2016-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2958 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15737460 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/737460
METHOD AND DEVICE FOR PROCESSING A SIGNAL Jun 6, 2016 Abandoned
Array ( [id] => 11069254 [patent_doc_number] => 20160266217 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-15 [patent_title] => 'XMR SENSORS WITH SERIAL SEGMENT STRIP CONFIGURATIONS' [patent_app_type] => utility [patent_app_number] => 15/160244 [patent_app_country] => US [patent_app_date] => 2016-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 3380 [patent_no_of_claims] => 11 [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] => 15160244 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/160244
XMR sensors with serial segment strip configurations May 19, 2016 Issued
Array ( [id] => 13331499 [patent_doc_number] => 20180217287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-02 [patent_title] => LOCATING-DEVICE PROBE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 15/562505 [patent_app_country] => US [patent_app_date] => 2016-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1690 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15562505 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/562505
LOCATING-DEVICE PROBE ASSEMBLY Jan 24, 2016 Abandoned
Array ( [id] => 12983191 [patent_doc_number] => 20170343381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => ROTATION ANGLE DETECTION DEVICE AND ROTATION ANGLE DETECTION UNIT USING SAME [patent_app_type] => utility [patent_app_number] => 15/535568 [patent_app_country] => US [patent_app_date] => 2015-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6593 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15535568 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/535568
ROTATION ANGLE DETECTION DEVICE AND ROTATION ANGLE DETECTION UNIT USING SAME Dec 21, 2015 Abandoned
Array ( [id] => 16985852 [patent_doc_number] => 11073013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Electric dipole surface antenna configurations for electromagnetic wellbore instrument telemetry [patent_app_type] => utility [patent_app_number] => 15/536400 [patent_app_country] => US [patent_app_date] => 2015-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4798 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15536400 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/536400
Electric dipole surface antenna configurations for electromagnetic wellbore instrument telemetry Dec 16, 2015 Issued
Array ( [id] => 13858817 [patent_doc_number] => 10191125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-29 [patent_title] => Sensor unit having magnetic sensors respectively including primary and secondary output terminals, and magnetic collector module including the same [patent_app_type] => utility [patent_app_number] => 14/973364 [patent_app_country] => US [patent_app_date] => 2015-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 11743 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14973364 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/973364
Sensor unit having magnetic sensors respectively including primary and secondary output terminals, and magnetic collector module including the same Dec 16, 2015 Issued
Array ( [id] => 11041455 [patent_doc_number] => 20160238410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-18 [patent_title] => 'POSITION SENSOR AND MEASURING ARRANGEMENT' [patent_app_type] => utility [patent_app_number] => 14/971242 [patent_app_country] => US [patent_app_date] => 2015-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8196 [patent_no_of_claims] => 23 [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] => 14971242 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/971242
POSITION SENSOR AND MEASURING ARRANGEMENT Dec 15, 2015 Abandoned
Array ( [id] => 12018050 [patent_doc_number] => 09810748 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-07 [patent_title] => 'Tunneling magneto-resistor device for sensing a magnetic field' [patent_app_type] => utility [patent_app_number] => 14/967235 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 4978 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14967235 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/967235
Tunneling magneto-resistor device for sensing a magnetic field Dec 10, 2015 Issued
Array ( [id] => 14765033 [patent_doc_number] => 10393910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-27 [patent_title] => Apparatus for airborne geophysical prospecting using both natural and controlled source fields and method [patent_app_type] => utility [patent_app_number] => 14/961973 [patent_app_country] => US [patent_app_date] => 2015-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 6361 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14961973 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/961973
Apparatus for airborne geophysical prospecting using both natural and controlled source fields and method Dec 7, 2015 Issued
Array ( [id] => 13593691 [patent_doc_number] => 20180348394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => MODULAR TOOL HAVING COMBINED EM LOGGING AND TELEMETRY [patent_app_type] => utility [patent_app_number] => 15/771716 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15771716 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/771716
MODULAR TOOL HAVING COMBINED EM LOGGING AND TELEMETRY Dec 6, 2015 Abandoned
Array ( [id] => 13482037 [patent_doc_number] => 20180292561 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => CROSSWELL TOMOGRAPHY USING AN ARRAY OF OPTICAL FIBER TRANSDUCERS [patent_app_type] => utility [patent_app_number] => 15/770992 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15770992 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/770992
CROSSWELL TOMOGRAPHY USING AN ARRAY OF OPTICAL FIBER TRANSDUCERS Dec 2, 2015 Abandoned
Array ( [id] => 11972668 [patent_doc_number] => 20170276822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'DIELECTRIC LOGGING TOOL COMPRISING HIGH-IMPEDANCE METAMATERIALS' [patent_app_type] => utility [patent_app_number] => 15/512395 [patent_app_country] => US [patent_app_date] => 2015-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4268 [patent_no_of_claims] => 25 [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] => 15512395 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/512395
Dielectric logging tool comprising high-impedance metamaterials Nov 17, 2015 Issued
Array ( [id] => 11867625 [patent_doc_number] => 20170234910 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'HALL ELECTROMOTIVE FORCE SIGNAL DETECTION CIRCUIT AND CURRENT SENSOR' [patent_app_type] => utility [patent_app_number] => 15/503072 [patent_app_country] => US [patent_app_date] => 2015-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 17260 [patent_no_of_claims] => 16 [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] => 15503072 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/503072
HALL ELECTROMOTIVE FORCE SIGNAL DETECTION CIRCUIT AND CURRENT SENSOR Sep 24, 2015 Abandoned
Array ( [id] => 12052393 [patent_doc_number] => 20170328737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-16 [patent_title] => 'TRANSDUCER ASSEMBLY FOR A TORQUE AND/OR ANGLE SENSOR' [patent_app_type] => utility [patent_app_number] => 15/536293 [patent_app_country] => US [patent_app_date] => 2015-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4551 [patent_no_of_claims] => 21 [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] => 15536293 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/536293
TRANSDUCER ASSEMBLY FOR A TORQUE AND/OR ANGLE SENSOR Sep 21, 2015 Abandoned
Array ( [id] => 11867418 [patent_doc_number] => 20170234703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'POSITION SENSOR' [patent_app_type] => utility [patent_app_number] => 15/503241 [patent_app_country] => US [patent_app_date] => 2015-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6524 [patent_no_of_claims] => 16 [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] => 15503241 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/503241
POSITION SENSOR Sep 21, 2015 Abandoned
Array ( [id] => 11396429 [patent_doc_number] => 20170016965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-19 [patent_title] => 'Methods and Apparatus For Trimming A Magnetic Field Sensor' [patent_app_type] => utility [patent_app_number] => 14/801997 [patent_app_country] => US [patent_app_date] => 2015-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7087 [patent_no_of_claims] => 34 [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] => 14801997 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/801997
Methods and apparatus for trimming a magnetic field sensor Jul 16, 2015 Issued
Array ( [id] => 11745182 [patent_doc_number] => 20170199253 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-13 [patent_title] => 'MAGNETIC SENSOR DEVICE AND METHOD OF MANUFACTURE THEREOF' [patent_app_type] => utility [patent_app_number] => 15/313398 [patent_app_country] => US [patent_app_date] => 2015-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5144 [patent_no_of_claims] => 8 [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] => 15313398 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/313398
MAGNETIC SENSOR DEVICE AND METHOD OF MANUFACTURE THEREOF Jul 12, 2015 Abandoned
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