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] => 18350098 [patent_doc_number] => 20230138209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => Spraying Apparatus [patent_app_type] => utility [patent_app_number] => 17/911413 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911413
Spraying apparatus Mar 3, 2021 Issued
Array ( [id] => 20437782 [patent_doc_number] => 12508606 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Valve controlled spraying system [patent_app_type] => utility [patent_app_number] => 17/797650 [patent_app_country] => US [patent_app_date] => 2021-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 0 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 438 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17797650 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797650
Valve controlled spraying system Feb 11, 2021 Issued
Array ( [id] => 17021108 [patent_doc_number] => 20210244979 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => FIRE SUPPRESSION SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/173020 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17173020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/173020
FIRE SUPPRESSION SYSTEM AND METHOD Feb 9, 2021 Abandoned
Array ( [id] => 17050987 [patent_doc_number] => 20210260421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => FIRE CONTROL AND PREVENTION [patent_app_type] => utility [patent_app_number] => 17/170051 [patent_app_country] => US [patent_app_date] => 2021-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17170051 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/170051
FIRE CONTROL AND PREVENTION Feb 7, 2021 Abandoned
Array ( [id] => 19091321 [patent_doc_number] => 11952757 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Water outlet device [patent_app_type] => utility [patent_app_number] => 17/162963 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 8419 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17162963 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/162963
Water outlet device Jan 28, 2021 Issued
Array ( [id] => 18273854 [patent_doc_number] => 11612775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => CPVC sprinkler assembly with support member [patent_app_type] => utility [patent_app_number] => 17/161372 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5552 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17161372 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/161372
CPVC sprinkler assembly with support member Jan 27, 2021 Issued
Array ( [id] => 18108368 [patent_doc_number] => 20230001248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => ADJUSTABLE DEFLECTOR TO FLOOR SPRINKLER ADAPTER FOR SLOPED CEILING [patent_app_type] => utility [patent_app_number] => 17/778947 [patent_app_country] => US [patent_app_date] => 2021-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17778947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/778947
ADJUSTABLE DEFLECTOR TO FLOOR SPRINKLER ADAPTER FOR SLOPED CEILING Jan 27, 2021 Abandoned
Array ( [id] => 17110399 [patent_doc_number] => 20210290996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => FIRE SPREAD-LIMITING ASSEMBLY AND FIRE SPREAD-LIMITING METHOD [patent_app_type] => utility [patent_app_number] => 17/158329 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7322 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158329 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158329
Fire spread-limiting assembly and fire spread-limiting method Jan 25, 2021 Issued
Array ( [id] => 17398626 [patent_doc_number] => 20220040716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => ELECTROSTATIC ATOMIZER [patent_app_type] => utility [patent_app_number] => 17/420456 [patent_app_country] => US [patent_app_date] => 2021-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17420456 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/420456
Electrostatic atomizer Jan 22, 2021 Issued
Array ( [id] => 16978173 [patent_doc_number] => 20210222410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => WATER OUTLET ASSEMBLY, WATER OUTLET DEVICE, AND KITCHEN FAUCET [patent_app_type] => utility [patent_app_number] => 17/150315 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17150315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/150315
WATER OUTLET ASSEMBLY, WATER OUTLET DEVICE, AND KITCHEN FAUCET Jan 14, 2021 Abandoned
Array ( [id] => 16790987 [patent_doc_number] => 20210120804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => TRI-DIRECTIONAL BREAK-AWAY BOOM ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/143876 [patent_app_country] => US [patent_app_date] => 2021-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5565 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17143876 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/143876
Tri-directional break-away boom assembly Jan 6, 2021 Issued
Array ( [id] => 18888731 [patent_doc_number] => 11867498 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Sprayer comprising detection system for early power-off [patent_app_type] => utility [patent_app_number] => 17/144080 [patent_app_country] => US [patent_app_date] => 2021-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3080 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17144080 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/144080
Sprayer comprising detection system for early power-off Jan 6, 2021 Issued
Array ( [id] => 17355660 [patent_doc_number] => 20220016456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => FIRE EXTINGUISHING SYSTEM FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 17/142387 [patent_app_country] => US [patent_app_date] => 2021-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17142387 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/142387
Fire extinguishing system for vehicle Jan 5, 2021 Issued
Array ( [id] => 18801868 [patent_doc_number] => 11835020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Fuel injection valve [patent_app_type] => utility [patent_app_number] => 17/142631 [patent_app_country] => US [patent_app_date] => 2021-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 31 [patent_no_of_words] => 8524 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17142631 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/142631
Fuel injection valve Jan 5, 2021 Issued
Array ( [id] => 19424163 [patent_doc_number] => 12083556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Acoustic force assisted painting system [patent_app_type] => utility [patent_app_number] => 17/129622 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 23 [patent_no_of_words] => 7639 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17129622 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/129622
Acoustic force assisted painting system Dec 20, 2020 Issued
Array ( [id] => 18160900 [patent_doc_number] => 20230027492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => DIFFUSER AND METHOD OF DIFFUSING [patent_app_type] => utility [patent_app_number] => 17/786016 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17786016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/786016
DIFFUSER AND METHOD OF DIFFUSING Dec 15, 2020 Abandoned
Array ( [id] => 16947143 [patent_doc_number] => 20210205834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => WATER FEATURE [patent_app_type] => utility [patent_app_number] => 17/123503 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17123503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/123503
WATER FEATURE Dec 15, 2020 Abandoned
Array ( [id] => 19954540 [patent_doc_number] => 12324939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Mobile liquid nitrogen fire extinguishing system and method for utility tunnel [patent_app_type] => utility [patent_app_number] => 18/003312 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18003312 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003312
Mobile liquid nitrogen fire extinguishing system and method for utility tunnel Dec 1, 2020 Issued
Array ( [id] => 16868779 [patent_doc_number] => 20210162246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => Combine Harvester Fire Suppression System [patent_app_type] => utility [patent_app_number] => 17/109322 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17109322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/109322
Combine Harvester Fire Suppression System Dec 1, 2020 Abandoned
Array ( [id] => 18477435 [patent_doc_number] => 11691161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Sprayer with a six-hole spray pattern [patent_app_type] => utility [patent_app_number] => 16/951262 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5119 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16951262 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/951262
Sprayer with a six-hole spray pattern Nov 17, 2020 Issued
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