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] => 19290972 [patent_doc_number] => 12030315 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Liquid discharge head [patent_app_type] => utility [patent_app_number] => 17/331923 [patent_app_country] => US [patent_app_date] => 2021-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 20 [patent_no_of_words] => 10794 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17331923 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/331923
Liquid discharge head May 26, 2021 Issued
Array ( [id] => 17082855 [patent_doc_number] => 20210277861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => FUEL INJECTION VALVE [patent_app_type] => utility [patent_app_number] => 17/329864 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17329864 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329864
FUEL INJECTION VALVE May 24, 2021 Abandoned
Array ( [id] => 20342078 [patent_doc_number] => 12465796 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Normally closed valve for dry pipe trim on a diaphragm valve [patent_app_type] => utility [patent_app_number] => 17/917494 [patent_app_country] => US [patent_app_date] => 2021-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17917494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/917494
Normally closed valve for dry pipe trim on a diaphragm valve May 20, 2021 Issued
Array ( [id] => 18538223 [patent_doc_number] => 20230243326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => Coupling Body, Fuel Injection Valve Including Coupling Body, and Method for Manufacturing Coupling Body [patent_app_type] => utility [patent_app_number] => 18/010500 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19424 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18010500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010500
Coupling Body, Fuel Injection Valve Including Coupling Body, and Method for Manufacturing Coupling Body May 17, 2021 Pending
Array ( [id] => 18383550 [patent_doc_number] => 11654315 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Device for discharging extinguishing agent [patent_app_type] => utility [patent_app_number] => 17/318088 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2076 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17318088 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318088
Device for discharging extinguishing agent May 11, 2021 Issued
Array ( [id] => 17051183 [patent_doc_number] => 20210260617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => VORTEX FOUNTAIN SYSTEM [patent_app_type] => utility [patent_app_number] => 17/314863 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4887 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17314863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/314863
VORTEX FOUNTAIN SYSTEM May 6, 2021 Abandoned
Array ( [id] => 19716344 [patent_doc_number] => 12201862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => E-extinguishing lance [patent_app_type] => utility [patent_app_number] => 17/923248 [patent_app_country] => US [patent_app_date] => 2021-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 19 [patent_no_of_words] => 7156 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17923248 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/923248
E-extinguishing lance May 6, 2021 Issued
Array ( [id] => 19730420 [patent_doc_number] => 12208407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Alignment tool for a spray gun air cap [patent_app_type] => utility [patent_app_number] => 17/302434 [patent_app_country] => US [patent_app_date] => 2021-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 5435 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17302434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302434
Alignment tool for a spray gun air cap May 2, 2021 Issued
Array ( [id] => 20115327 [patent_doc_number] => 12365013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Electrostatic quadcopter sanitation device and delivery system [patent_app_type] => utility [patent_app_number] => 17/245068 [patent_app_country] => US [patent_app_date] => 2021-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 2111 [patent_no_of_claims] => 20 [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] => 17245068 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/245068
Electrostatic quadcopter sanitation device and delivery system Apr 29, 2021 Issued
Array ( [id] => 18528957 [patent_doc_number] => 11715963 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-01 [patent_title] => Battery storage container and wellness system [patent_app_type] => utility [patent_app_number] => 17/244872 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4923 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 661 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244872
Battery storage container and wellness system Apr 28, 2021 Issued
Array ( [id] => 20526188 [patent_doc_number] => 12544607 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Fire suppressing gas generating device [patent_app_type] => utility [patent_app_number] => 17/997248 [patent_app_country] => US [patent_app_date] => 2021-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [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] => 17997248 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997248
Fire suppressing gas generating device Apr 22, 2021 Issued
Array ( [id] => 20330335 [patent_doc_number] => 12460604 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Gas injector having reduced wear [patent_app_type] => utility [patent_app_number] => 18/010844 [patent_app_country] => US [patent_app_date] => 2021-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18010844 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010844
Gas injector having reduced wear Apr 11, 2021 Issued
Array ( [id] => 19976292 [patent_doc_number] => 12343749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Apparatus for electrospray emission [patent_app_type] => utility [patent_app_number] => 17/216425 [patent_app_country] => US [patent_app_date] => 2021-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 50 [patent_no_of_words] => 8413 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17216425 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/216425
Apparatus for electrospray emission Mar 28, 2021 Issued
Array ( [id] => 18346888 [patent_doc_number] => 20230134998 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => NOZZLE NEEDLE FOR A FUEL INJECTOR, AND INJECTOR HOUSING FOR A NOZZLE NEEDLE [patent_app_type] => utility [patent_app_number] => 17/907637 [patent_app_country] => US [patent_app_date] => 2021-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3506 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17907637 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907637
NOZZLE NEEDLE FOR A FUEL INJECTOR, AND INJECTOR HOUSING FOR A NOZZLE NEEDLE Mar 23, 2021 Pending
Array ( [id] => 20328507 [patent_doc_number] => 12458764 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Vibrating aperture plate nebulizer [patent_app_type] => utility [patent_app_number] => 17/907203 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 32 [patent_no_of_words] => 4705 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17907203 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907203
Vibrating aperture plate nebulizer Mar 21, 2021 Issued
Array ( [id] => 19224876 [patent_doc_number] => 12004505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Agricultural distribution device [patent_app_type] => utility [patent_app_number] => 17/206658 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3607 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17206658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/206658
Agricultural distribution device Mar 18, 2021 Issued
Array ( [id] => 20526746 [patent_doc_number] => 12545169 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Mobile work station for robotic arm [patent_app_type] => utility [patent_app_number] => 17/204388 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204388
Mobile work station for robotic arm Mar 16, 2021 Issued
Array ( [id] => 17095844 [patent_doc_number] => 20210283635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => LIQUID EJECTION DEVICE [patent_app_type] => utility [patent_app_number] => 17/200961 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17200961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/200961
Liquid ejection device Mar 14, 2021 Issued
Array ( [id] => 17864519 [patent_doc_number] => 20220287254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => IRRIGATION CONTROL PANEL WITH ELECTROPHORETIC INDICATOR [patent_app_type] => utility [patent_app_number] => 17/198484 [patent_app_country] => US [patent_app_date] => 2021-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17198484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/198484
Irrigation control panel with electrophoretic indicator Mar 10, 2021 Issued
Array ( [id] => 17081321 [patent_doc_number] => 20210276327 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => SYSTEMS AND METHODS FOR HIGH FIDELITY AEROSOL JET PRINTING VIA ACOUSTIC FORCES [patent_app_type] => utility [patent_app_number] => 17/195300 [patent_app_country] => US [patent_app_date] => 2021-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3318 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17195300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/195300
Systems and methods for high fidelity aerosol jet printing via acoustic forces Mar 7, 2021 Issued
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