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] => 17697527 [patent_doc_number] => 11371246 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Automatic downspout assembly [patent_app_type] => utility [patent_app_number] => 16/861966 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 2495 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16861966 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/861966
Automatic downspout assembly Apr 28, 2020 Issued
Array ( [id] => 16399642 [patent_doc_number] => 20200340500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => HYDRAULIC CONTROL COMPONENTS FOR OIL WELL BLOWOUT PREVENTERS [patent_app_type] => utility [patent_app_number] => 16/857745 [patent_app_country] => US [patent_app_date] => 2020-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 424 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16857745 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/857745
Hydraulic control components for oil well blowout preventers Apr 23, 2020 Issued
Array ( [id] => 17498357 [patent_doc_number] => 11287056 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Valve fitting [patent_app_type] => utility [patent_app_number] => 16/849242 [patent_app_country] => US [patent_app_date] => 2020-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2681 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16849242 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/849242
Valve fitting Apr 14, 2020 Issued
Array ( [id] => 16832495 [patent_doc_number] => 11008736 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Conveyance drain emitter [patent_app_type] => utility [patent_app_number] => 16/848112 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5707 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848112 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848112
Conveyance drain emitter Apr 13, 2020 Issued
Array ( [id] => 17407843 [patent_doc_number] => 11248719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Check valve with secondary backflow seal [patent_app_type] => utility [patent_app_number] => 16/842664 [patent_app_country] => US [patent_app_date] => 2020-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10079 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [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] => 16842664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/842664
Check valve with secondary backflow seal Apr 6, 2020 Issued
Array ( [id] => 18503042 [patent_doc_number] => 11700831 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Apparatus and method for pet waste disposal [patent_app_type] => utility [patent_app_number] => 16/835918 [patent_app_country] => US [patent_app_date] => 2020-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1208 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [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] => 16835918 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/835918
Apparatus and method for pet waste disposal Mar 30, 2020 Issued
Array ( [id] => 17127181 [patent_doc_number] => 20210301950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => RISER RING SYSTEM AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 16/833660 [patent_app_country] => US [patent_app_date] => 2020-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5941 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16833660 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/833660
Riser ring system and method of use Mar 28, 2020 Issued
Array ( [id] => 18871932 [patent_doc_number] => 11859724 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Check valve [patent_app_type] => utility [patent_app_number] => 17/598640 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4794 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17598640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/598640
Check valve Mar 26, 2020 Issued
Array ( [id] => 17687054 [patent_doc_number] => 20220194346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => CHECK VALVE FOR BRAKE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/599908 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3705 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17599908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/599908
Check valve for brake system Mar 26, 2020 Issued
Array ( [id] => 19013766 [patent_doc_number] => 11920687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Valve end replacement system and method [patent_app_type] => utility [patent_app_number] => 16/829523 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4275 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 393 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16829523 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/829523
Valve end replacement system and method Mar 24, 2020 Issued
Array ( [id] => 17923543 [patent_doc_number] => 11466783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Side entry valve [patent_app_type] => utility [patent_app_number] => 16/829664 [patent_app_country] => US [patent_app_date] => 2020-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4876 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16829664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/829664
Side entry valve Mar 24, 2020 Issued
Array ( [id] => 18153310 [patent_doc_number] => 11566275 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-31 [patent_title] => Chromatin immunocapture devices and methods of use [patent_app_type] => utility [patent_app_number] => 16/827512 [patent_app_country] => US [patent_app_date] => 2020-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 59 [patent_no_of_words] => 31664 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16827512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/827512
Chromatin immunocapture devices and methods of use Mar 22, 2020 Issued
Array ( [id] => 17287560 [patent_doc_number] => 11204102 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Watertight check valve [patent_app_type] => utility [patent_app_number] => 16/824147 [patent_app_country] => US [patent_app_date] => 2020-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 27 [patent_no_of_words] => 10844 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16824147 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/824147
Watertight check valve Mar 18, 2020 Issued
Array ( [id] => 18239359 [patent_doc_number] => 20230071670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => Valve [patent_app_type] => utility [patent_app_number] => 17/797923 [patent_app_country] => US [patent_app_date] => 2020-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9879 [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] => 17797923 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797923
Valve Mar 16, 2020 Abandoned
Array ( [id] => 18825109 [patent_doc_number] => 11840377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Self-closing valve with indentations in valve head contour [patent_app_type] => utility [patent_app_number] => 17/439585 [patent_app_country] => US [patent_app_date] => 2020-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 38 [patent_no_of_words] => 6725 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17439585 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/439585
Self-closing valve with indentations in valve head contour Mar 16, 2020 Issued
Array ( [id] => 16800058 [patent_doc_number] => 10994978 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-04 [patent_title] => Vehicular water-dispensing system [patent_app_type] => utility [patent_app_number] => 16/813944 [patent_app_country] => US [patent_app_date] => 2020-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6705 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 16813944 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/813944
Vehicular water-dispensing system Mar 9, 2020 Issued
Array ( [id] => 17414578 [patent_doc_number] => 20220049482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => VALVE DEVICE [patent_app_type] => utility [patent_app_number] => 17/435756 [patent_app_country] => US [patent_app_date] => 2020-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4902 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17435756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435756
VALVE DEVICE Mar 4, 2020 Abandoned
Array ( [id] => 17756662 [patent_doc_number] => 11396950 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-26 [patent_title] => Check valve assembly having a poppet [patent_app_type] => utility [patent_app_number] => 16/808578 [patent_app_country] => US [patent_app_date] => 2020-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 4581 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16808578 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/808578
Check valve assembly having a poppet Mar 3, 2020 Issued
Array ( [id] => 17407494 [patent_doc_number] => 11248367 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Hydrant nozzle cap spacer [patent_app_type] => utility [patent_app_number] => 16/807928 [patent_app_country] => US [patent_app_date] => 2020-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 7970 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16807928 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/807928
Hydrant nozzle cap spacer Mar 2, 2020 Issued
Array ( [id] => 18317512 [patent_doc_number] => 11631596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Concentration control apparatus, source consumption quantity estimation method, and program recording medium on which a program for a concentration control apparatus is recorded [patent_app_type] => utility [patent_app_number] => 16/807722 [patent_app_country] => US [patent_app_date] => 2020-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5659 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 404 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16807722 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/807722
Concentration control apparatus, source consumption quantity estimation method, and program recording medium on which a program for a concentration control apparatus is recorded Mar 2, 2020 Issued
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