Search

Vincent Wen-liang Chang

Examiner (ID: 12239, Phone: (571)270-1214 , Office: P/2116 )

Most Active Art Unit
2119
Art Unit(s)
2127, 2119, 2115, 2116
Total Applications
468
Issued Applications
340
Pending Applications
36
Abandoned Applications
108

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17008183 [patent_doc_number] => 20210239344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => FAULT ANNUNCIATION FOR A FAN COIL [patent_app_type] => utility [patent_app_number] => 17/162569 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17162569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/162569
FAULT ANNUNCIATION FOR A FAN COIL Jan 28, 2021 Abandoned
Array ( [id] => 18786997 [patent_doc_number] => 20230375205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => REMOTE MONITORING SYSTEM AND REMOTE MONITORING METHOD [patent_app_type] => utility [patent_app_number] => 18/257688 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7407 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257688
REMOTE MONITORING SYSTEM AND REMOTE MONITORING METHOD Jan 25, 2021 Pending
Array ( [id] => 17023225 [patent_doc_number] => 20210247096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => A2L COMPLIANT CONTACTOR [patent_app_type] => utility [patent_app_number] => 17/248320 [patent_app_country] => US [patent_app_date] => 2021-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3599 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17248320 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/248320
A2L compliant contactor Jan 19, 2021 Issued
Array ( [id] => 18208814 [patent_doc_number] => 20230055074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => MULTI-TURN LIMITING DEVICE AND METHOD OF LIMITING THE MOVEMENT OF A MOTOR DRIVEN ELEMENT [patent_app_type] => utility [patent_app_number] => 17/792311 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17792311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792311
MULTI-TURN LIMITING DEVICE AND METHOD OF LIMITING THE MOVEMENT OF A MOTOR DRIVEN ELEMENT Jan 18, 2021 Pending
Array ( [id] => 18172976 [patent_doc_number] => 11572678 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-02-07 [patent_title] => Automatic seismic wave detector and valve controller [patent_app_type] => utility [patent_app_number] => 17/124437 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 71 [patent_figures_cnt] => 82 [patent_no_of_words] => 49855 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17124437 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/124437
Automatic seismic wave detector and valve controller Dec 15, 2020 Issued
Array ( [id] => 17113686 [patent_doc_number] => 20210294283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => ORCHESTRATED ENERGY [patent_app_type] => utility [patent_app_number] => 17/115681 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10218 [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] => 17115681 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/115681
Orchestrated energy Dec 7, 2020 Issued
Array ( [id] => 18786996 [patent_doc_number] => 20230375204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => VENTILATION INFORMATION DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/247137 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6233 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18247137 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/247137
VENTILATION INFORMATION DISPLAY APPARATUS Dec 7, 2020 Abandoned
Array ( [id] => 19044421 [patent_doc_number] => 11933516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Redundant power supply for HVAC system including refrigerant leakage mitigation [patent_app_type] => utility [patent_app_number] => 17/082101 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2770 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17082101 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082101
Redundant power supply for HVAC system including refrigerant leakage mitigation Oct 27, 2020 Issued
Array ( [id] => 16687315 [patent_doc_number] => 20210069790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => DEVICE FOR CONTROLLING ADDITIVE MANUFACTURING MACHINERY [patent_app_type] => utility [patent_app_number] => 17/082473 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17082473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082473
DEVICE FOR CONTROLLING ADDITIVE MANUFACTURING MACHINERY Oct 27, 2020 Abandoned
Array ( [id] => 18371106 [patent_doc_number] => 11651285 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-16 [patent_title] => Systems and methods to infer user behavior [patent_app_type] => utility [patent_app_number] => 17/067895 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 13563 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17067895 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/067895
Systems and methods to infer user behavior Oct 11, 2020 Issued
Array ( [id] => 16620818 [patent_doc_number] => 20210039471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => VEHICLE AIR-CONDITIONING DEVICE AND VEHICLE PROVIDED WITH VEHICLE AIR-CONDITIONING DEVICE [patent_app_type] => utility [patent_app_number] => 17/036139 [patent_app_country] => US [patent_app_date] => 2020-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17036139 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/036139
Vehicle air-conditioning device and vehicle provided with vehicle air-conditioning device Sep 28, 2020 Issued
Array ( [id] => 16712996 [patent_doc_number] => 20210080143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => SMART BUILDING LEVEL CONTROL FOR IMPROVING COMPLIANCE OF TEMPERATURE, PRESSURE, AND HUMIDITY [patent_app_type] => utility [patent_app_number] => 17/024376 [patent_app_country] => US [patent_app_date] => 2020-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17891 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17024376 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/024376
Smart building level control for improving compliance of temperature, pressure, and humidity Sep 16, 2020 Issued
Array ( [id] => 17461313 [patent_doc_number] => 20220074618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => CONTROL SYSTEM FOR AN HVAC SYSTEM INCLUDING MODULAR COMMUNICATION [patent_app_type] => utility [patent_app_number] => 16/948211 [patent_app_country] => US [patent_app_date] => 2020-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16948211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/948211
CONTROL SYSTEM FOR AN HVAC SYSTEM INCLUDING MODULAR COMMUNICATION Sep 8, 2020 Pending
Array ( [id] => 17461313 [patent_doc_number] => 20220074618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => CONTROL SYSTEM FOR AN HVAC SYSTEM INCLUDING MODULAR COMMUNICATION [patent_app_type] => utility [patent_app_number] => 16/948211 [patent_app_country] => US [patent_app_date] => 2020-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4796 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16948211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/948211
CONTROL SYSTEM FOR AN HVAC SYSTEM INCLUDING MODULAR COMMUNICATION Sep 8, 2020 Pending
Array ( [id] => 18538437 [patent_doc_number] => 20230243540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => AIR-CONDITIONING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/003181 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18003181 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003181
AIR-CONDITIONING SYSTEM Sep 7, 2020 Pending
Array ( [id] => 18437158 [patent_doc_number] => 20230184452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => MAINTENANCE MANAGEMENT SYSTEM, MAINTENANCE MANAGEMENT METHOD, AND COMPUTER READABLE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/003179 [patent_app_country] => US [patent_app_date] => 2020-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9241 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18003179 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003179
MAINTENANCE MANAGEMENT SYSTEM, MAINTENANCE MANAGEMENT METHOD, AND COMPUTER READABLE MEDIUM Sep 4, 2020 Pending
Array ( [id] => 16542920 [patent_doc_number] => 20200409335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => MULTI-USER COMPUTER-NUMERICALLY-CONTROLLED MACHINE [patent_app_type] => utility [patent_app_number] => 17/013290 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17013290 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/013290
Multi-user computer-numerically-controlled machine Sep 3, 2020 Issued
Array ( [id] => 17816302 [patent_doc_number] => 11421905 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Information processing method, recording medium, and information processing system [patent_app_type] => utility [patent_app_number] => 17/005263 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 26 [patent_no_of_words] => 28404 [patent_no_of_claims] => 8 [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] => 17005263 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/005263
Information processing method, recording medium, and information processing system Aug 26, 2020 Issued
Array ( [id] => 17491885 [patent_doc_number] => 11281186 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Deformation-based additive manufacturing optimization [patent_app_type] => utility [patent_app_number] => 16/985847 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 6750 [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] => 16985847 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/985847
Deformation-based additive manufacturing optimization Aug 4, 2020 Issued
Array ( [id] => 17245255 [patent_doc_number] => 20210364998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => Systems, Methods, Storage Media, And Computing Platforms For On Demand Garment Manufacture [patent_app_type] => utility [patent_app_number] => 16/938524 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16938524 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/938524
Systems, Methods, Storage Media, And Computing Platforms For On Demand Garment Manufacture Jul 23, 2020 Abandoned
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