Search

Christopher R. Dandridge

Examiner (ID: 5850, Phone: (571)270-1505 , Office: P/3752 )

Most Active Art Unit
3752
Art Unit(s)
3752
Total Applications
707
Issued Applications
394
Pending Applications
119
Abandoned Applications
215

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19186532 [patent_doc_number] => 20240165445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => SYSTEMS AND METHODS OF MONITORING TEMPERATURE IN A FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/397563 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28688 [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] => 18397563 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/397563
Systems and methods of monitoring temperature in a fire suppression system Dec 26, 2023 Issued
Array ( [id] => 20526191 [patent_doc_number] => 12544610 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => System for fire extinguishing [patent_app_type] => utility [patent_app_number] => 18/393937 [patent_app_country] => US [patent_app_date] => 2023-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1161 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 507 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18393937 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/393937
System for fire extinguishing Dec 21, 2023 Issued
Array ( [id] => 19066127 [patent_doc_number] => 20240100553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => SPRAYER COMPRISING DETECTION SYSTEM FOR EARLY TURN OFF [patent_app_type] => utility [patent_app_number] => 18/530152 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4570 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530152 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530152
SPRAYER COMPRISING DETECTION SYSTEM FOR EARLY TURN OFF Dec 4, 2023 Issued
Array ( [id] => 19809236 [patent_doc_number] => 12240605 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Systems and methods to control aerial distribution of materials [patent_app_type] => utility [patent_app_number] => 18/525493 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 16706 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525493
Systems and methods to control aerial distribution of materials Nov 29, 2023 Issued
Array ( [id] => 19089921 [patent_doc_number] => 11951343 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-09 [patent_title] => Temperature-sensitive automatic rapid gas generation fire extinguishing device [patent_app_type] => utility [patent_app_number] => 18/520483 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6083 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 845 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520483 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520483
Temperature-sensitive automatic rapid gas generation fire extinguishing device Nov 26, 2023 Issued
Array ( [id] => 19225648 [patent_doc_number] => 12005278 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-11 [patent_title] => Operational attachment for portable hose-equipped fire extinguishers and methods of use [patent_app_type] => utility [patent_app_number] => 18/512818 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6127 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18512818 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512818
Operational attachment for portable hose-equipped fire extinguishers and methods of use Nov 16, 2023 Issued
Array ( [id] => 20016899 [patent_doc_number] => 20250155121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => COMPACT LOW EMISSIONS BURNER NOZZLE USING ADDITIVE MANUFACTURING [patent_app_type] => utility [patent_app_number] => 18/388267 [patent_app_country] => US [patent_app_date] => 2023-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18388267 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/388267
COMPACT LOW EMISSIONS BURNER NOZZLE USING ADDITIVE MANUFACTURING Nov 8, 2023 Pending
Array ( [id] => 20005011 [patent_doc_number] => 20250143233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => CONTROLLING FLASH FLOODING IN SMART CITIES THROUGH CLOUD SEEDING AT STRATEGIC LOCATIONS [patent_app_type] => utility [patent_app_number] => 18/500266 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1201 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18500266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500266
CONTROLLING FLASH FLOODING IN SMART CITIES THROUGH CLOUD SEEDING AT STRATEGIC LOCATIONS Nov 1, 2023 Pending
Array ( [id] => 20794355 [patent_doc_number] => 20260175250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-25 [patent_title] => POWDER COATING GUN WITH A MOTORIZED AND MULTI-ANGLE NOZZLE [patent_app_type] => utility [patent_app_number] => 18/848751 [patent_app_country] => US [patent_app_date] => 2023-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18848751 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/848751
POWDER COATING GUN WITH A MOTORIZED AND MULTI-ANGLE NOZZLE Oct 5, 2023 Pending
Array ( [id] => 19111713 [patent_doc_number] => 20240123463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => ATOMIZATION MODULE [patent_app_type] => utility [patent_app_number] => 18/479798 [patent_app_country] => US [patent_app_date] => 2023-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6629 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18479798 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/479798
Atomization module Oct 1, 2023 Issued
Array ( [id] => 19128002 [patent_doc_number] => 20240133355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => FUEL INJECTOR NOZZLE AND MANUFACTURING METHOD FOR THE SAME [patent_app_type] => utility [patent_app_number] => 18/476544 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476544 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476544
FUEL INJECTOR NOZZLE AND MANUFACTURING METHOD FOR THE SAME Sep 27, 2023 Pending
Array ( [id] => 19128002 [patent_doc_number] => 20240133355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => FUEL INJECTOR NOZZLE AND MANUFACTURING METHOD FOR THE SAME [patent_app_type] => utility [patent_app_number] => 18/476544 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3572 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476544 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476544
FUEL INJECTOR NOZZLE AND MANUFACTURING METHOD FOR THE SAME Sep 26, 2023 Pending
Array ( [id] => 18901624 [patent_doc_number] => 20240017109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => FLUID DELIVERY SYSTEM FOR A FIRE APPARATUS [patent_app_type] => utility [patent_app_number] => 18/373819 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11857 [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] => 18373819 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373819
Fluid delivery system for a fire apparatus Sep 26, 2023 Issued
Array ( [id] => 19563896 [patent_doc_number] => 12138647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Paint dispensing method and apparatus involving a vibrating membrane [patent_app_type] => utility [patent_app_number] => 18/244553 [patent_app_country] => US [patent_app_date] => 2023-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 5029 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18244553 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/244553
Paint dispensing method and apparatus involving a vibrating membrane Sep 10, 2023 Issued
Array ( [id] => 19083567 [patent_doc_number] => 20240110368 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => AERATOR [patent_app_type] => utility [patent_app_number] => 18/458337 [patent_app_country] => US [patent_app_date] => 2023-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18458337 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/458337
AERATOR Aug 29, 2023 Pending
Array ( [id] => 19113544 [patent_doc_number] => 20240125294 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => FUEL INJECTION VALVE [patent_app_type] => utility [patent_app_number] => 18/452041 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2841 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452041 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452041
FUEL INJECTION VALVE Aug 17, 2023 Pending
Array ( [id] => 19831383 [patent_doc_number] => 20250083169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => AUTOMATIC EXTRACTION DEVICE AND CONNECTOR FOR PERFUME DECANTING [patent_app_type] => utility [patent_app_number] => 18/552440 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3440 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18552440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/552440
AUTOMATIC EXTRACTION DEVICE AND CONNECTOR FOR PERFUME DECANTING Aug 13, 2023 Abandoned
Array ( [id] => 20497938 [patent_doc_number] => 20260027395 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-29 [patent_title] => FLAME MITIGATION DEVICE FOR FUEL CONTAINER [patent_app_type] => utility [patent_app_number] => 18/998291 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18998291 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/998291
FLAME MITIGATION DEVICE FOR FUEL CONTAINER Jul 26, 2023 Pending
Array ( [id] => 19232445 [patent_doc_number] => 20240189637 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => COOPERATIVE FIRE EXTINGUISHING SYSTEM FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 18/214092 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11051 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18214092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214092
Cooperative fire extinguishing system for vehicle Jun 25, 2023 Issued
Array ( [id] => 18707880 [patent_doc_number] => 20230330464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => FLEXIBLE DRY SPRINKLER HAVING A DIFFERENTIAL PRESSURE CONTROLLER [patent_app_type] => utility [patent_app_number] => 18/340095 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2627 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -42 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340095 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340095
Flexible dry sprinkler having a differential pressure controller Jun 22, 2023 Issued
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