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] => 20567322 [patent_doc_number] => 20260061240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/380533 [patent_app_country] => US [patent_app_date] => 2025-11-05 [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] => -19 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19380533 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/380533
FIRE SUPPRESSION SYSTEM Nov 4, 2025 Pending
Array ( [id] => 20392012 [patent_doc_number] => 20250367487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/301683 [patent_app_country] => US [patent_app_date] => 2025-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4372 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19301683 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/301683
FIRE SUPPRESSION SYSTEM Aug 14, 2025 Pending
Array ( [id] => 20919852 [patent_doc_number] => 12714897 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-25 [patent_title] => Fire suppression system [patent_app_type] => utility [patent_app_number] => 19/300851 [patent_app_country] => US [patent_app_date] => 2025-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4410 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19300851 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/300851
FIRE SUPPRESSION SYSTEM Aug 14, 2025 Pending
Array ( [id] => 20392010 [patent_doc_number] => 20250367485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/297708 [patent_app_country] => US [patent_app_date] => 2025-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3276 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 19297708 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/297708
FIRE SUPPRESSION SYSTEM Aug 11, 2025 Pending
Array ( [id] => 20206614 [patent_doc_number] => 20250276334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => LOW WATER CONSUMPTION SHOWERHEAD [patent_app_type] => utility [patent_app_number] => 19/049239 [patent_app_country] => US [patent_app_date] => 2025-02-10 [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] => -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] => 19049239 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/049239
LOW WATER CONSUMPTION SHOWERHEAD Feb 9, 2025 Pending
Array ( [id] => 20120849 [patent_doc_number] => 20250235880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => NOZZLE [patent_app_type] => utility [patent_app_number] => 19/035499 [patent_app_country] => US [patent_app_date] => 2025-01-23 [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] => 0 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19035499 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/035499
NOZZLE Jan 22, 2025 Pending
Array ( [id] => 20136785 [patent_doc_number] => 20250243829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => GAS FUEL INJECTOR [patent_app_type] => utility [patent_app_number] => 19/031221 [patent_app_country] => US [patent_app_date] => 2025-01-17 [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] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19031221 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/031221
GAS FUEL INJECTOR Jan 16, 2025 Pending
Array ( [id] => 20024263 [patent_doc_number] => 20250162485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => MOBILE WORK STATION FOR ROBOTIC ARM [patent_app_type] => utility [patent_app_number] => 19/029100 [patent_app_country] => US [patent_app_date] => 2025-01-17 [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] => -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] => 19029100 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/029100
MOBILE WORK STATION FOR ROBOTIC ARM Jan 16, 2025 Pending
Array ( [id] => 19939282 [patent_doc_number] => 12311397 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Ultrasonic control apparatus and method for liquid jet [patent_app_type] => utility [patent_app_number] => 19/005083 [patent_app_country] => US [patent_app_date] => 2024-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19005083 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/005083
Ultrasonic control apparatus and method for liquid jet Dec 29, 2024 Issued
Array ( [id] => 20794166 [patent_doc_number] => 20260175060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-25 [patent_title] => DRY POWDER FIRE EXTINGUISHER WITH IMPROVED GAS GENERATOR [patent_app_type] => utility [patent_app_number] => 18/991964 [patent_app_country] => US [patent_app_date] => 2024-12-23 [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] => -18 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18991964 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/991964
DRY POWDER FIRE EXTINGUISHER WITH IMPROVED GAS GENERATOR Dec 22, 2024 Pending
Array ( [id] => 20082932 [patent_doc_number] => 20250212868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => SYSTEMS AND METHODS FOR SPRAYING AN AGRICULTURAL FLUID ON FOLIAGE [patent_app_type] => utility [patent_app_number] => 18/989788 [patent_app_country] => US [patent_app_date] => 2024-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18989788 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/989788
SYSTEMS AND METHODS FOR SPRAYING AN AGRICULTURAL FLUID ON FOLIAGE Dec 19, 2024 Pending
Array ( [id] => 19983175 [patent_doc_number] => 20250121397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => INJECTION HEAD FOR EXCITATION OF FLUID [patent_app_type] => utility [patent_app_number] => 18/989774 [patent_app_country] => US [patent_app_date] => 2024-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18989774 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/989774
INJECTION HEAD FOR EXCITATION OF FLUID Dec 19, 2024 Pending
18/871176 FIRE EXTINGUISHING ROBOT, CLUSTER OF FIRE EXTINGUISHING ROBOTS, AND FIRE EXTINGUISHING METHOD Dec 2, 2024 Pending
Array ( [id] => 20627118 [patent_doc_number] => 20260091400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-02 [patent_title] => Garden Hose Nozzle [patent_app_type] => utility [patent_app_number] => 18/963701 [patent_app_country] => US [patent_app_date] => 2024-11-28 [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] => -7 [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] => 18963701 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/963701
Garden Hose Nozzle Nov 27, 2024 Pending
Array ( [id] => 20472743 [patent_doc_number] => 20260014962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => VEHICLE WASHER CONNECTOR [patent_app_type] => utility [patent_app_number] => 18/951097 [patent_app_country] => US [patent_app_date] => 2024-11-18 [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] => -8 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18951097 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/951097
VEHICLE WASHER CONNECTOR Nov 17, 2024 Pending
Array ( [id] => 19799240 [patent_doc_number] => 20250065165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => FIRE PROTECTION SYSTEMS AND METHODS FOR STORAGE [patent_app_type] => utility [patent_app_number] => 18/941081 [patent_app_country] => US [patent_app_date] => 2024-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18941081 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/941081
FIRE PROTECTION SYSTEMS AND METHODS FOR STORAGE Nov 7, 2024 Pending
Array ( [id] => 19746739 [patent_doc_number] => 20250035304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => SWIRLER-FERRULE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/913347 [patent_app_country] => US [patent_app_date] => 2024-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7495 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18913347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/913347
SWIRLER-FERRULE ASSEMBLY Oct 10, 2024 Pending
Array ( [id] => 19708093 [patent_doc_number] => 20250018235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => ELECTRIC VEHICLE UNDER BODY SPRAY NOZZLE [patent_app_type] => utility [patent_app_number] => 18/901104 [patent_app_country] => US [patent_app_date] => 2024-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4613 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18901104 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/901104
ELECTRIC VEHICLE UNDER BODY SPRAY NOZZLE Sep 29, 2024 Pending
Array ( [id] => 20471230 [patent_doc_number] => 20260013448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => IRRIGATION SYSTEM HAVING IMPROVED END BOOM FOR REDUCING WATER DISTRIBUTION DEAD ZONES [patent_app_type] => utility [patent_app_number] => 18/899558 [patent_app_country] => US [patent_app_date] => 2024-09-27 [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] => -17 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18899558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899558
IRRIGATION SYSTEM HAVING IMPROVED END BOOM FOR REDUCING WATER DISTRIBUTION DEAD ZONES Sep 26, 2024 Pending
Array ( [id] => 20247076 [patent_doc_number] => 20250295945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-25 [patent_title] => BATTERY PACK [patent_app_type] => utility [patent_app_number] => 18/898381 [patent_app_country] => US [patent_app_date] => 2024-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4597 [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] => 18898381 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/898381
BATTERY PACK Sep 25, 2024 Pending
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