Search

Melissa J. Koval

Supervisory Patent Examiner (ID: 5762, Phone: (571)272-2121 , Office: P/2866 )

Most Active Art Unit
2851
Art Unit(s)
2866, 2862, 2858, 2851, OPQA, 6216
Total Applications
895
Issued Applications
727
Pending Applications
42
Abandoned Applications
124

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20556044 [patent_doc_number] => 20260055824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => EXPANDING SYSTEMS FOR BREAK CHECK WATER DAMPENING [patent_app_type] => utility [patent_app_number] => 18/812055 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4832 [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] => 18812055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812055
EXPANDING SYSTEMS FOR BREAK CHECK WATER DAMPENING Aug 21, 2024 Pending
Array ( [id] => 19631691 [patent_doc_number] => 20240410140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => SYSTEM AND METHOD FOR RECOVERING AND REUSING GRAYWATER [patent_app_type] => utility [patent_app_number] => 18/812475 [patent_app_country] => US [patent_app_date] => 2024-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13156 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18812475 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/812475
SYSTEM AND METHOD FOR RECOVERING AND REUSING GRAYWATER Aug 21, 2024 Pending
Array ( [id] => 19601663 [patent_doc_number] => 20240392543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => HYDRANT NOZZLE CAP ADAPTER [patent_app_type] => utility [patent_app_number] => 18/790252 [patent_app_country] => US [patent_app_date] => 2024-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18790252 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/790252
HYDRANT NOZZLE CAP ADAPTER Jul 30, 2024 Pending
Array ( [id] => 19785195 [patent_doc_number] => 20250058874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-20 [patent_title] => ARRANGEMENT FOR ACTUATING A CLOSURE ELEMENT, DEVICE FOR DROPPING WATER FROM AN AIRCRAFT FOR FIREFIGHTING PURPOSES, AND AIRCRAFT [patent_app_type] => utility [patent_app_number] => 18/788812 [patent_app_country] => US [patent_app_date] => 2024-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18788812 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/788812
ARRANGEMENT FOR ACTUATING A CLOSURE ELEMENT, DEVICE FOR DROPPING WATER FROM AN AIRCRAFT FOR FIREFIGHTING PURPOSES, AND AIRCRAFT Jul 29, 2024 Pending
Array ( [id] => 19572700 [patent_doc_number] => 20240376992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => STOP VALVE AND REFRIGERATION SYSTEM HAVING SAME [patent_app_type] => utility [patent_app_number] => 18/780574 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4747 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18780574 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/780574
STOP VALVE AND REFRIGERATION SYSTEM HAVING SAME Jul 22, 2024 Pending
Array ( [id] => 19724829 [patent_doc_number] => 20250027580 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => VALVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/776725 [patent_app_country] => US [patent_app_date] => 2024-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11214 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776725 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776725
VALVE DEVICE Jul 17, 2024 Pending
Array ( [id] => 20122288 [patent_doc_number] => 20250237319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => ADJUSTABLE CONSTANT PRESSURE DEVICE [patent_app_type] => utility [patent_app_number] => 18/777532 [patent_app_country] => US [patent_app_date] => 2024-07-18 [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] => -9 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18777532 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/777532
ADJUSTABLE CONSTANT PRESSURE DEVICE Jul 17, 2024 Pending
Array ( [id] => 19571617 [patent_doc_number] => 20240375909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => METHODS AND SYSTEMS FOR AN AUTONOMOUSLY RETRACTING HOSE [patent_app_type] => utility [patent_app_number] => 18/775477 [patent_app_country] => US [patent_app_date] => 2024-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10677 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18775477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/775477
Methods and systems for an autonomously retracting hose Jul 16, 2024 Issued
Array ( [id] => 19528814 [patent_doc_number] => 20240352716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => APPLIANCE OUTLET BOX [patent_app_type] => utility [patent_app_number] => 18/758569 [patent_app_country] => US [patent_app_date] => 2024-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18758569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/758569
Appliance outlet box Jun 27, 2024 Issued
Array ( [id] => 20445904 [patent_doc_number] => 20260002622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => FLUID LEAK RETENTION AND DRAINAGE KIT [patent_app_type] => utility [patent_app_number] => 18/754808 [patent_app_country] => US [patent_app_date] => 2024-06-26 [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] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18754808 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/754808
FLUID LEAK RETENTION AND DRAINAGE KIT Jun 25, 2024 Pending
Array ( [id] => 19659022 [patent_doc_number] => 20240426087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => FREEZE RESISTANT WALL HYDRANT [patent_app_type] => utility [patent_app_number] => 18/752581 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18752581 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/752581
Freeze resistant wall hydrant Jun 23, 2024 Issued
Array ( [id] => 20429578 [patent_doc_number] => 20250391671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => REACTION CHAMBER WITH MULTI PHASE PRECURSOR DELIVERY [patent_app_type] => utility [patent_app_number] => 18/748845 [patent_app_country] => US [patent_app_date] => 2024-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2323 [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] => 18748845 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/748845
REACTION CHAMBER WITH MULTI PHASE PRECURSOR DELIVERY Jun 19, 2024 Pending
Array ( [id] => 19684965 [patent_doc_number] => 20250003510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => FLUSH VALVE [patent_app_type] => utility [patent_app_number] => 18/737018 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2389 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18737018 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/737018
FLUSH VALVE Jun 6, 2024 Pending
Array ( [id] => 19602007 [patent_doc_number] => 20240392887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => AREA VALVE SERVICE UNIT [patent_app_type] => utility [patent_app_number] => 18/732775 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13106 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18732775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/732775
Area valve service unit Jun 3, 2024 Issued
18/715128 ELECTRIC VALVE May 30, 2024 Pending
Array ( [id] => 19984720 [patent_doc_number] => 20250122942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => FLUID CONTROL VALVE AND BALL HOLDER [patent_app_type] => utility [patent_app_number] => 18/669556 [patent_app_country] => US [patent_app_date] => 2024-05-21 [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] => -11 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18669556 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/669556
Fluid control valve and ball holder May 20, 2024 Issued
Array ( [id] => 20527978 [patent_doc_number] => 12546409 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Valve unit and method for producing the valve unit [patent_app_type] => utility [patent_app_number] => 18/667142 [patent_app_country] => US [patent_app_date] => 2024-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18667142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/667142
Valve unit and method for producing the valve unit May 16, 2024 Issued
Array ( [id] => 19433482 [patent_doc_number] => 20240301980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => METHODS AND APPARATUS FOR HEATING A LIQUID [patent_app_type] => utility [patent_app_number] => 18/665202 [patent_app_country] => US [patent_app_date] => 2024-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18665202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/665202
Methods and apparatus for heating a liquid May 14, 2024 Issued
Array ( [id] => 19404261 [patent_doc_number] => 20240287772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => HYDRANT NOZZLE CAP SPACER [patent_app_type] => utility [patent_app_number] => 18/656725 [patent_app_country] => US [patent_app_date] => 2024-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18656725 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656725
Hydrant nozzle cap spacer May 6, 2024 Issued
Array ( [id] => 19543616 [patent_doc_number] => 20240360652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => Insulated Self-Supporting Water Hydrant for Remote Applications [patent_app_type] => utility [patent_app_number] => 18/650004 [patent_app_country] => US [patent_app_date] => 2024-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18650004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650004
Insulated Self-Supporting Water Hydrant for Remote Applications Apr 28, 2024 Pending
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