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] => 18213044 [patent_doc_number] => 20230059308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => FLUID INJECTOR HAVING A DIRECTOR PLATE AND A DIRECTOR PLATE RETAINER [patent_app_type] => utility [patent_app_number] => 17/407292 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3611 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17407292 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/407292
Fluid injector having a director plate and a director plate retainer Aug 19, 2021 Issued
Array ( [id] => 18194816 [patent_doc_number] => 20230048335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => Portable Spray System With External Tank [patent_app_type] => utility [patent_app_number] => 17/401889 [patent_app_country] => US [patent_app_date] => 2021-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 1109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17401889 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/401889
Portable Spray System With External Tank Aug 12, 2021 Abandoned
Array ( [id] => 19537466 [patent_doc_number] => 12130013 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Swirler-ferrule assembly [patent_app_type] => utility [patent_app_number] => 17/396155 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7475 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17396155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/396155
Swirler-ferrule assembly Aug 5, 2021 Issued
Array ( [id] => 17355663 [patent_doc_number] => 20220016459 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => AEROSOL FIRE SUPPRESSION MATERIALS, SYSTEMS AND METHODS OF IMPLEMENTATION [patent_app_type] => utility [patent_app_number] => 17/389539 [patent_app_country] => US [patent_app_date] => 2021-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9781 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17389539 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/389539
Aerosol fire suppression materials, systems and methods of implementation Jul 29, 2021 Issued
Array ( [id] => 17398627 [patent_doc_number] => 20220040717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => APPARATUS FOR NANOPARTICLE GENERATION [patent_app_type] => utility [patent_app_number] => 17/382225 [patent_app_country] => US [patent_app_date] => 2021-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17382225 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/382225
APPARATUS FOR NANOPARTICLE GENERATION Jul 20, 2021 Abandoned
Array ( [id] => 18836915 [patent_doc_number] => 11844972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Dry sprinkler assemblies [patent_app_type] => utility [patent_app_number] => 17/379299 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 12113 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17379299 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/379299
Dry sprinkler assemblies Jul 18, 2021 Issued
Array ( [id] => 19202064 [patent_doc_number] => 20240173963 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => METHOD FOR CONTROLLING A PRINTHEAD [patent_app_type] => utility [patent_app_number] => 18/577465 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18577465 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/577465
METHOD FOR CONTROLLING A PRINTHEAD Jul 14, 2021 Pending
Array ( [id] => 18589482 [patent_doc_number] => 11738356 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Pulsed spraybar injector [patent_app_type] => utility [patent_app_number] => 17/376622 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3504 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17376622 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/376622
Pulsed spraybar injector Jul 14, 2021 Issued
Array ( [id] => 19353151 [patent_doc_number] => 12053576 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Nebulizer device and nozzle module [patent_app_type] => utility [patent_app_number] => 17/373738 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4091 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17373738 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/373738
Nebulizer device and nozzle module Jul 11, 2021 Issued
Array ( [id] => 18565802 [patent_doc_number] => 20230256129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => WEARABLE PERSONAL PROTECTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/014245 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13124 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18014245 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/014245
WEARABLE PERSONAL PROTECTION DEVICE Jun 30, 2021 Pending
Array ( [id] => 17911652 [patent_doc_number] => 20220314047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => FIRE PROTECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/358390 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2122 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358390 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358390
Fire protection system Jun 24, 2021 Issued
Array ( [id] => 18091596 [patent_doc_number] => 20220409937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => FLAME ARRESTOR [patent_app_type] => utility [patent_app_number] => 17/358890 [patent_app_country] => US [patent_app_date] => 2021-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17358890 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/358890
FLAME ARRESTOR Jun 24, 2021 Abandoned
Array ( [id] => 18116655 [patent_doc_number] => 11548028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Air-assisted electrostatic ultrasonic atomization nozzle and method [patent_app_type] => utility [patent_app_number] => 17/607412 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3652 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 17607412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/607412
Air-assisted electrostatic ultrasonic atomization nozzle and method Jun 23, 2021 Issued
Array ( [id] => 18560134 [patent_doc_number] => 11725370 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-15 [patent_title] => Device and method for amplified water disbursement [patent_app_type] => utility [patent_app_number] => 17/304607 [patent_app_country] => US [patent_app_date] => 2021-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 3124 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 17304607 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/304607
Device and method for amplified water disbursement Jun 22, 2021 Issued
Array ( [id] => 17298368 [patent_doc_number] => 20210394207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => SPRAYER APPARATUS WITH REMOVABLE SOLUTION CONTAINER [patent_app_type] => utility [patent_app_number] => 17/352200 [patent_app_country] => US [patent_app_date] => 2021-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17352200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/352200
SPRAYER APPARATUS WITH REMOVABLE SOLUTION CONTAINER Jun 17, 2021 Abandoned
Array ( [id] => 17298370 [patent_doc_number] => 20210394209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => DRY FOGGING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/348543 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17348543 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/348543
DRY FOGGING SYSTEM Jun 14, 2021 Abandoned
Array ( [id] => 17110402 [patent_doc_number] => 20210290999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => FLEXIBLE DRY SPRINKLER HAVING A DIFFERENTIAL PRESSURE CONTROLLER [patent_app_type] => utility [patent_app_number] => 17/341662 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -39 [patent_words_short_claim] => 573 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17341662 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/341662
Flexible dry sprinkler having a differential pressure controller Jun 7, 2021 Issued
Array ( [id] => 17095650 [patent_doc_number] => 20210283441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => FIRE EXTINGUISHING SYSTEM FOR LITHIUM BATTERY ENERGY STORAGE UNIT BASED ON STAGEWISE WARNING AND MULTIPLE SPRAYING [patent_app_type] => utility [patent_app_number] => 17/338223 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4082 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17338223 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/338223
FIRE EXTINGUISHING SYSTEM FOR LITHIUM BATTERY ENERGY STORAGE UNIT BASED ON STAGEWISE WARNING AND MULTIPLE SPRAYING Jun 2, 2021 Abandoned
Array ( [id] => 17273230 [patent_doc_number] => 20210379428 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => SELF-EXTINGUISHING, TOXIC GASES CONTAINMENT ENCLOSURE FOR LITHIUM-ION BATTERIES [patent_app_type] => utility [patent_app_number] => 17/337322 [patent_app_country] => US [patent_app_date] => 2021-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5483 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17337322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/337322
Self-extinguishing, toxic gases containment enclosure for lithium-ion batteries Jun 1, 2021 Issued
Array ( [id] => 18035118 [patent_doc_number] => 20220379333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => ACOUSTIC FORCE ASSISTED PAINTING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/334584 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7109 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17334584 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334584
Acoustic force assisted painting system May 27, 2021 Issued
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