Search

Michael W. Chao

Examiner (ID: 8710)

Most Active Art Unit
2492
Art Unit(s)
2492, 2442
Total Applications
603
Issued Applications
382
Pending Applications
82
Abandoned Applications
166

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20452040 [patent_doc_number] => 12515085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Combustible concealed space [patent_app_type] => utility [patent_app_number] => 19/222649 [patent_app_country] => US [patent_app_date] => 2025-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19222649 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/222649
Combustible concealed space May 28, 2025 Issued
Array ( [id] => 20271096 [patent_doc_number] => 12440862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Water gun [patent_app_type] => utility [patent_app_number] => 19/090795 [patent_app_country] => US [patent_app_date] => 2025-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4679 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19090795 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/090795
Water gun Mar 25, 2025 Issued
Array ( [id] => 20271096 [patent_doc_number] => 12440862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Water gun [patent_app_type] => utility [patent_app_number] => 19/090795 [patent_app_country] => US [patent_app_date] => 2025-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4679 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19090795 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/090795
Water gun Mar 25, 2025 Issued
Array ( [id] => 20271096 [patent_doc_number] => 12440862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Water gun [patent_app_type] => utility [patent_app_number] => 19/090795 [patent_app_country] => US [patent_app_date] => 2025-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 4679 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19090795 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/090795
Water gun Mar 25, 2025 Issued
Array ( [id] => 19830110 [patent_doc_number] => 20250081896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => APPARATUS FOR AERIAL TOOL CONFIGURATIONS [patent_app_type] => utility [patent_app_number] => 18/957002 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10184 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18957002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/957002
APPARATUS FOR AERIAL TOOL CONFIGURATIONS Nov 21, 2024 Pending
Array ( [id] => 19656125 [patent_doc_number] => 20240423190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Sprayer Vehicle Comprising Telescoping Parallel Linkage and Related Methods [patent_app_type] => utility [patent_app_number] => 18/796493 [patent_app_country] => US [patent_app_date] => 2024-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18796493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/796493
Sprayer Vehicle Comprising Telescoping Parallel Linkage and Related Methods Aug 6, 2024 Pending
Array ( [id] => 19656125 [patent_doc_number] => 20240423190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => Sprayer Vehicle Comprising Telescoping Parallel Linkage and Related Methods [patent_app_type] => utility [patent_app_number] => 18/796493 [patent_app_country] => US [patent_app_date] => 2024-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18796493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/796493
Sprayer Vehicle Comprising Telescoping Parallel Linkage and Related Methods Aug 6, 2024 Pending
Array ( [id] => 19799241 [patent_doc_number] => 20250065166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => FIRE PROTECTION SYSTEMS FOR ROOFTOP SOLAR PANEL INSTALLATIONS, METHODS AND WATER SPRAY NOZZLES THEREFOR [patent_app_type] => utility [patent_app_number] => 18/764661 [patent_app_country] => US [patent_app_date] => 2024-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9613 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18764661 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/764661
Fire protection systems for rooftop solar panel installations, methods and water spray nozzles therefor Jul 4, 2024 Issued
Array ( [id] => 19947453 [patent_doc_number] => 12318792 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Nozzle device for plant protection unmanned aerial vehicle and droplet diameter control method thereof [patent_app_type] => utility [patent_app_number] => 18/847750 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18847750 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/847750
Nozzle device for plant protection unmanned aerial vehicle and droplet diameter control method thereof Jun 23, 2024 Issued
Array ( [id] => 19510843 [patent_doc_number] => 20240342529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => SYSTEMS AND METHODS FOR COOLING HEATED AREAS AND FOR AIDING IN EXTINGUISHING FIRES [patent_app_type] => utility [patent_app_number] => 18/679167 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18679167 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/679167
SYSTEMS AND METHODS FOR COOLING HEATED AREAS AND FOR AIDING IN EXTINGUISHING FIRES May 29, 2024 Pending
Array ( [id] => 19608278 [patent_doc_number] => 12157138 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Fluid sprayer [patent_app_type] => utility [patent_app_number] => 18/651098 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 49 [patent_no_of_words] => 51353 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18651098 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/651098
Fluid sprayer Apr 29, 2024 Issued
Array ( [id] => 19535017 [patent_doc_number] => 12127550 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-29 [patent_title] => Robotic disinfectant and humidity spraying system [patent_app_type] => utility [patent_app_number] => 18/614797 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9367 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614797 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614797
Robotic disinfectant and humidity spraying system Mar 24, 2024 Issued
Array ( [id] => 19472022 [patent_doc_number] => 12102081 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-01 [patent_title] => Vertical farming spraying system [patent_app_type] => utility [patent_app_number] => 18/613321 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9343 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 397 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18613321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613321
Vertical farming spraying system Mar 21, 2024 Issued
Array ( [id] => 19447764 [patent_doc_number] => 20240307894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => METHOD AND SYSTEM FOR ACTIVE FLOW RATE AND DROPLET SIZE CONTROL OF VARIABLE-ORIFICE SPRAY NOZZLE [patent_app_type] => utility [patent_app_number] => 18/609392 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609392
METHOD AND SYSTEM FOR ACTIVE FLOW RATE AND DROPLET SIZE CONTROL OF VARIABLE-ORIFICE SPRAY NOZZLE Mar 18, 2024 Pending
Array ( [id] => 19447764 [patent_doc_number] => 20240307894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => METHOD AND SYSTEM FOR ACTIVE FLOW RATE AND DROPLET SIZE CONTROL OF VARIABLE-ORIFICE SPRAY NOZZLE [patent_app_type] => utility [patent_app_number] => 18/609392 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609392
METHOD AND SYSTEM FOR ACTIVE FLOW RATE AND DROPLET SIZE CONTROL OF VARIABLE-ORIFICE SPRAY NOZZLE Mar 18, 2024 Pending
Array ( [id] => 20115204 [patent_doc_number] => 12364890 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Valve system and method for venting and measuring a gas content of a fire suppression system [patent_app_type] => utility [patent_app_number] => 18/581759 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 1105 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581759
Valve system and method for venting and measuring a gas content of a fire suppression system Feb 19, 2024 Issued
Array ( [id] => 20115204 [patent_doc_number] => 12364890 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Valve system and method for venting and measuring a gas content of a fire suppression system [patent_app_type] => utility [patent_app_number] => 18/581759 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 1105 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581759
Valve system and method for venting and measuring a gas content of a fire suppression system Feb 19, 2024 Issued
Array ( [id] => 20115204 [patent_doc_number] => 12364890 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Valve system and method for venting and measuring a gas content of a fire suppression system [patent_app_type] => utility [patent_app_number] => 18/581759 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 1105 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581759
Valve system and method for venting and measuring a gas content of a fire suppression system Feb 19, 2024 Issued
Array ( [id] => 20164505 [patent_doc_number] => 20250256551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => AIR FRAGRANCE DIFFUSER SYSTEM FOR AUTOMOBILE [patent_app_type] => utility [patent_app_number] => 18/441713 [patent_app_country] => US [patent_app_date] => 2024-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18441713 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/441713
AIR FRAGRANCE DIFFUSER SYSTEM FOR AUTOMOBILE Feb 13, 2024 Pending
Array ( [id] => 19831374 [patent_doc_number] => 20250083160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => TREATMENT LIQUID SPRAY NOZZLE [patent_app_type] => utility [patent_app_number] => 18/423913 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423913 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423913
TREATMENT LIQUID SPRAY NOZZLE Jan 25, 2024 Pending
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