Search

Christopher R. Dandridge

Examiner (ID: 9584, Phone: (571)270-1505 , Office: P/3752 )

Most Active Art Unit
3752
Art Unit(s)
3752
Total Applications
642
Issued Applications
374
Pending Applications
104
Abandoned Applications
208

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19431464 [patent_doc_number] => 20240299962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => TWIN-FLUID NOZZLE SPRAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/755440 [patent_app_country] => US [patent_app_date] => 2020-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17755440 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/755440
Twin-fluid nozzle spray apparatus Oct 12, 2020 Issued
Array ( [id] => 17519677 [patent_doc_number] => 20220105525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => FAN JET NOZZLE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/062320 [patent_app_country] => US [patent_app_date] => 2020-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17062320 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062320
FAN JET NOZZLE ASSEMBLY Oct 1, 2020 Abandoned
Array ( [id] => 18289050 [patent_doc_number] => 11617908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Ultra high pressure water fire fighting system [patent_app_type] => utility [patent_app_number] => 17/036840 [patent_app_country] => US [patent_app_date] => 2020-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 9964 [patent_no_of_claims] => 15 [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] => 17036840 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/036840
Ultra high pressure water fire fighting system Sep 28, 2020 Issued
Array ( [id] => 18505216 [patent_doc_number] => 11703022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Fuel injector [patent_app_type] => utility [patent_app_number] => 17/021635 [patent_app_country] => US [patent_app_date] => 2020-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5214 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17021635 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/021635
Fuel injector Sep 14, 2020 Issued
Array ( [id] => 17474754 [patent_doc_number] => 20220082258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => FUEL NOZZLE AIR SWIRLER [patent_app_type] => utility [patent_app_number] => 17/021199 [patent_app_country] => US [patent_app_date] => 2020-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6992 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17021199 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/021199
Fuel nozzle air swirler Sep 14, 2020 Issued
Array ( [id] => 16709513 [patent_doc_number] => 20210076660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => VAPORIZER DEVICE FOR USE WITH INSECT REPELLENT CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/020106 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5600 [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] => 17020106 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/020106
VAPORIZER DEVICE FOR USE WITH INSECT REPELLENT CARTRIDGE Sep 13, 2020 Abandoned
Array ( [id] => 17140496 [patent_doc_number] => 20210308507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => Wide-Area Fire-Retardant System Using Distributed Dense Water Fogger [patent_app_type] => utility [patent_app_number] => 17/013653 [patent_app_country] => US [patent_app_date] => 2020-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8233 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17013653 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/013653
Wide-area fire-retardant system using distributed dense water fogger Sep 6, 2020 Issued
Array ( [id] => 17895647 [patent_doc_number] => 20220305309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => Fire Fighting System, Rail Vehicle with Fire Fighting System and Method for Operating a Fire Fighting System [patent_app_type] => utility [patent_app_number] => 17/635604 [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] => 6098 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635604 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635604
Fire fighting system, rail vehicle with fire fighting system and method for operating a fire fighting system Sep 3, 2020 Issued
Array ( [id] => 18517767 [patent_doc_number] => 11707640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-25 [patent_title] => Fire extinguishing system for tire of vehicle [patent_app_type] => utility [patent_app_number] => 17/007352 [patent_app_country] => US [patent_app_date] => 2020-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 7661 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17007352 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/007352
Fire extinguishing system for tire of vehicle Aug 30, 2020 Issued
Array ( [id] => 17865700 [patent_doc_number] => 20220288435 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => FIRE PROTECTION AND SUPPRESSION APPARATUS, MATERIALS, SYSTEMS AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/638563 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17638563 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/638563
Fire protection and suppression apparatus, materials, systems and methods of use thereof Aug 20, 2020 Issued
Array ( [id] => 16627691 [patent_doc_number] => 20210046344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => Fire Suppression System for Tanks [patent_app_type] => utility [patent_app_number] => 16/994853 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3547 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16994853 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/994853
Fire Suppression System for Tanks Aug 16, 2020 Abandoned
Array ( [id] => 18603766 [patent_doc_number] => 11745211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Liquid ejection device and liquid ejection device control method [patent_app_type] => utility [patent_app_number] => 16/942967 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 9952 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16942967 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/942967
Liquid ejection device and liquid ejection device control method Jul 29, 2020 Issued
Array ( [id] => 18273853 [patent_doc_number] => 11612774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Dual-chamber fire extinguisher [patent_app_type] => utility [patent_app_number] => 16/928277 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5213 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 377 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928277 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928277
Dual-chamber fire extinguisher Jul 13, 2020 Issued
Array ( [id] => 18931303 [patent_doc_number] => 11883700 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-01-30 [patent_title] => Integrated panel for fire suppression system [patent_app_type] => utility [patent_app_number] => 16/926793 [patent_app_country] => US [patent_app_date] => 2020-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2070 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16926793 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926793
Integrated panel for fire suppression system Jul 12, 2020 Issued
Array ( [id] => 19373236 [patent_doc_number] => 12064776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Liquid jetting nozzle and vehicle sensor washing device [patent_app_type] => utility [patent_app_number] => 17/424158 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 6525 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 383 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17424158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/424158
Liquid jetting nozzle and vehicle sensor washing device Jul 6, 2020 Issued
Array ( [id] => 16556013 [patent_doc_number] => 20210001161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => FIREHOSE HANDLE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/946655 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946655 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946655
Firehose handle system Jun 29, 2020 Issued
Array ( [id] => 17790802 [patent_doc_number] => 20220249893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => SYSTEM AND METHOD FOR FIRE SUPPRESSION BY COUPLING FIRE DETECTION WITH BUILDING SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/255117 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17255117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/255117
System and method for fire suppression by coupling fire detection with building systems Jun 24, 2020 Issued
Array ( [id] => 18909618 [patent_doc_number] => 11872581 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Ultrasonic water jet apparatus including piezoelectric vibration plate [patent_app_type] => utility [patent_app_number] => 16/910444 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8743 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910444 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910444
Ultrasonic water jet apparatus including piezoelectric vibration plate Jun 23, 2020 Issued
Array ( [id] => 19808650 [patent_doc_number] => 12240010 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Effective component generation device [patent_app_type] => utility [patent_app_number] => 17/618270 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 22660 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17618270 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/618270
Effective component generation device Jun 17, 2020 Issued
Array ( [id] => 18232274 [patent_doc_number] => 11596818 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-03-07 [patent_title] => System for dispensing flame retardant foam on exterior of a structure [patent_app_type] => utility [patent_app_number] => 16/887690 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3714 [patent_no_of_claims] => 6 [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] => 16887690 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/887690
System for dispensing flame retardant foam on exterior of a structure May 28, 2020 Issued
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