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] => 17628120 [patent_doc_number] => 20220163135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => CHECK VALVE WITH SECONDARY BACKFLOW SEAL [patent_app_type] => utility [patent_app_number] => 17/670321 [patent_app_country] => US [patent_app_date] => 2022-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17670321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/670321
Check valve with secondary backflow seal Feb 10, 2022 Issued
Array ( [id] => 17777082 [patent_doc_number] => 20220243431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => PLUMBING DISTRIBUTION AND CONTROL PANEL SYSTEM [patent_app_type] => utility [patent_app_number] => 17/665274 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3505 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17665274 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/665274
Plumbing distribution and control panel system Feb 3, 2022 Issued
Array ( [id] => 18385152 [patent_doc_number] => 11655926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Hot swappable fracturing pump system [patent_app_type] => utility [patent_app_number] => 17/591321 [patent_app_country] => US [patent_app_date] => 2022-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6879 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17591321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/591321
Hot swappable fracturing pump system Feb 1, 2022 Issued
Array ( [id] => 18956083 [patent_doc_number] => 20240044410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => GAS VALVE WITH OUTWARDLY-OPENING VALVE CLOSURE ELEMENT [patent_app_type] => utility [patent_app_number] => 18/264479 [patent_app_country] => US [patent_app_date] => 2022-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18264479 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/264479
GAS VALVE WITH OUTWARDLY-OPENING VALVE CLOSURE ELEMENT Jan 30, 2022 Pending
Array ( [id] => 17612567 [patent_doc_number] => 20220154846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => VALVE ASSEMBLY AND LOCKOUT MECHANISM [patent_app_type] => utility [patent_app_number] => 17/587989 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7283 [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] => 17587989 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/587989
VALVE ASSEMBLY AND LOCKOUT MECHANISM Jan 27, 2022 Abandoned
Array ( [id] => 17762282 [patent_doc_number] => 20220235894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => DISTRIBUTION LINE COMPONENT AND DISTRIBUTOR ASSEMBLY MODULARLY FORMED THEREWITH [patent_app_type] => utility [patent_app_number] => 17/582095 [patent_app_country] => US [patent_app_date] => 2022-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5916 [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] => 17582095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/582095
DISTRIBUTION LINE COMPONENT AND DISTRIBUTOR ASSEMBLY MODULARLY FORMED THEREWITH Jan 23, 2022 Pending
Array ( [id] => 19884777 [patent_doc_number] => 12270477 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Needle for a choke valve assembly [patent_app_type] => utility [patent_app_number] => 18/262768 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 14312 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [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] => 18262768 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/262768
Needle for a choke valve assembly Jan 18, 2022 Issued
Array ( [id] => 18461814 [patent_doc_number] => 11686099 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-27 [patent_title] => Pivotable downspout extension system [patent_app_type] => utility [patent_app_number] => 17/579346 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 5276 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579346 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579346
Pivotable downspout extension system Jan 18, 2022 Issued
Array ( [id] => 19211204 [patent_doc_number] => 12000254 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-04 [patent_title] => Swing valve with replaceable seat and tools and methods for engaging seat [patent_app_type] => utility [patent_app_number] => 17/576626 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 24 [patent_no_of_words] => 15021 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17576626 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/576626
Swing valve with replaceable seat and tools and methods for engaging seat Jan 13, 2022 Issued
Array ( [id] => 18445091 [patent_doc_number] => 11680652 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => Valve device [patent_app_type] => utility [patent_app_number] => 17/575217 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7195 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575217
Valve device Jan 12, 2022 Issued
Array ( [id] => 18290169 [patent_doc_number] => 11619035 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Curb stop device [patent_app_type] => utility [patent_app_number] => 17/572126 [patent_app_country] => US [patent_app_date] => 2022-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5510 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17572126 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572126
Curb stop device Jan 9, 2022 Issued
Array ( [id] => 18384846 [patent_doc_number] => 11655618 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Hydrant nozzle cap spacer [patent_app_type] => utility [patent_app_number] => 17/568796 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8230 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17568796 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/568796
Hydrant nozzle cap spacer Jan 4, 2022 Issued
Array ( [id] => 18917304 [patent_doc_number] => 11879577 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-01-23 [patent_title] => Air hose guide [patent_app_type] => utility [patent_app_number] => 17/562661 [patent_app_country] => US [patent_app_date] => 2021-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2473 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [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] => 17562661 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/562661
Air hose guide Dec 26, 2021 Issued
Array ( [id] => 18574648 [patent_doc_number] => 11731155 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Method and apparatus for stabilizing a loose showerhead assembly [patent_app_type] => utility [patent_app_number] => 17/557280 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2106 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17557280 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557280
Method and apparatus for stabilizing a loose showerhead assembly Dec 20, 2021 Issued
Array ( [id] => 18959489 [patent_doc_number] => 20240047816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Emergency degassing device [patent_app_type] => utility [patent_app_number] => 18/257026 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5069 [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] => 18257026 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257026
Emergency degassing device Dec 20, 2021 Pending
Array ( [id] => 17518784 [patent_doc_number] => 20220104632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => SLEEPING PAD WITH FAST-INFLATION AND DEFLATION AIR NOZZLE [patent_app_type] => utility [patent_app_number] => 17/552632 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 456 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552632 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552632
Sleeping pad with fast-inflation and deflation air nozzle Dec 15, 2021 Issued
Array ( [id] => 17483182 [patent_doc_number] => 20220090686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => SYMMETRIC FLOW VALVE FOR FLOW CONDUCTANCE CONTROL [patent_app_type] => utility [patent_app_number] => 17/539372 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17539372 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539372
Symmetric flow valve for flow conductance control Nov 30, 2021 Issued
Array ( [id] => 17481515 [patent_doc_number] => 20220089019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => UTV FUEL TANK WITH STORAGE [patent_app_type] => utility [patent_app_number] => 17/536473 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1949 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17536473 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/536473
UTV FUEL TANK WITH STORAGE Nov 28, 2021 Abandoned
Array ( [id] => 18923978 [patent_doc_number] => 20240026982 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => MASS FLOW VALVE IN A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/255161 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/255161
MASS FLOW VALVE IN A VEHICLE Nov 21, 2021 Abandoned
Array ( [id] => 17461207 [patent_doc_number] => 20220074512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => WATERTIGHT CHECK VALVE [patent_app_type] => utility [patent_app_number] => 17/526630 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526630 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526630
Watertight check valve Nov 14, 2021 Issued
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