Search

Marina Annette Tietjen

Examiner (ID: 13923, Phone: (571)270-5422 , Office: P/3753 )

Most Active Art Unit
3753
Art Unit(s)
3753, 3799
Total Applications
1128
Issued Applications
820
Pending Applications
71
Abandoned Applications
257

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20288905 [patent_doc_number] => 20250314148 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => CHOKE SYSTEM WITH CAPACITY FOR PASSAGE OF LARGE DEBRIS [patent_app_type] => utility [patent_app_number] => 19/245547 [patent_app_country] => US [patent_app_date] => 2025-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19245547 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/245547
CHOKE SYSTEM WITH CAPACITY FOR PASSAGE OF LARGE DEBRIS Jun 22, 2025 Pending
Array ( [id] => 20420937 [patent_doc_number] => 20250383022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => COOLANT CONTROL VALVE [patent_app_type] => utility [patent_app_number] => 19/238552 [patent_app_country] => US [patent_app_date] => 2025-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2337 [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] => 19238552 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/238552
COOLANT CONTROL VALVE Jun 15, 2025 Pending
Array ( [id] => 20324907 [patent_doc_number] => 20250336995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => HYDROGEN GENERATION SYSTEM AND REGULATOR THEREFOR [patent_app_type] => utility [patent_app_number] => 19/194801 [patent_app_country] => US [patent_app_date] => 2025-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19194801 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/194801
Hydrogen generation system and regulator therefor Apr 29, 2025 Issued
Array ( [id] => 20322106 [patent_doc_number] => 20250334194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-30 [patent_title] => PRESSURE REGULATING VALVE [patent_app_type] => utility [patent_app_number] => 19/189905 [patent_app_country] => US [patent_app_date] => 2025-04-25 [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] => -6 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19189905 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/189905
PRESSURE REGULATING VALVE Apr 24, 2025 Pending
Array ( [id] => 20220606 [patent_doc_number] => 20250283537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => VALVE SEALING STRUCTURES [patent_app_type] => utility [patent_app_number] => 19/072747 [patent_app_country] => US [patent_app_date] => 2025-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5538 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19072747 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/072747
VALVE SEALING STRUCTURES Mar 5, 2025 Pending
Array ( [id] => 20913930 [patent_doc_number] => 12710774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-18 [patent_title] => Control valve [patent_app_type] => utility [patent_app_number] => 19/066605 [patent_app_country] => US [patent_app_date] => 2025-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 27 [patent_no_of_words] => 10494 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19066605 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/066605
Control Valve Feb 27, 2025 Pending
Array ( [id] => 20194362 [patent_doc_number] => 20250271072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => LAVATORY FAUCET WITH CENTER WATER INLET [patent_app_type] => utility [patent_app_number] => 19/060998 [patent_app_country] => US [patent_app_date] => 2025-02-24 [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] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19060998 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/060998
LAVATORY FAUCET WITH CENTER WATER INLET Feb 23, 2025 Pending
Array ( [id] => 20057524 [patent_doc_number] => 20250195746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => SYSTEM, METHOD, AND APPARATUS FOR MONITORING, REGULATING, OR CONTROLLING FLUID FLOW [patent_app_type] => utility [patent_app_number] => 19/059759 [patent_app_country] => US [patent_app_date] => 2025-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 55374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 19059759 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/059759
SYSTEM, METHOD, AND APPARATUS FOR MONITORING, REGULATING, OR CONTROLLING FLUID FLOW Feb 20, 2025 Pending
Array ( [id] => 20866072 [patent_doc_number] => 12692954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Fluid control device [patent_app_type] => utility [patent_app_number] => 19/039384 [patent_app_country] => US [patent_app_date] => 2025-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 1 [patent_no_of_words] => 1147 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19039384 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/039384
FLUID CONTROL DEVICE Jan 27, 2025 Issued
Array ( [id] => 20025790 [patent_doc_number] => 20250164012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => GATE VALVE WITH SINGLE OR DUAL SEATS AND SEAT ASSEMBLIES FOR A GATE VALVE [patent_app_type] => utility [patent_app_number] => 19/032999 [patent_app_country] => US [patent_app_date] => 2025-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19032999 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/032999
GATE VALVE WITH SINGLE OR DUAL SEATS AND SEAT ASSEMBLIES FOR A GATE VALVE Jan 20, 2025 Pending
Array ( [id] => 20017760 [patent_doc_number] => 20250155982 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => SELECTIVE LASER ETCHING OF LAYERED FLUIDISTORS [patent_app_type] => utility [patent_app_number] => 19/022070 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10328 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19022070 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/022070
SELECTIVE LASER ETCHING OF LAYERED FLUIDISTORS Jan 14, 2025 Pending
Array ( [id] => 20007220 [patent_doc_number] => 20250145442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => VENT TUBE FOR BOTTLING MACHINE AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 19/018727 [patent_app_country] => US [patent_app_date] => 2025-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2386 [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] => 19018727 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/018727
VENT TUBE FOR BOTTLING MACHINE AND RELATED METHODS Jan 12, 2025 Pending
Array ( [id] => 20069464 [patent_doc_number] => 20250207686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => ELECTROMECHANICAL CONNECTION DEVICE AND DIRECTIONAL CONTROL VALVE EQUIPPED THEREWITH [patent_app_type] => utility [patent_app_number] => 18/990230 [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] => 5555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18990230 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/990230
ELECTROMECHANICAL CONNECTION DEVICE AND DIRECTIONAL CONTROL VALVE EQUIPPED THEREWITH Dec 19, 2024 Pending
Array ( [id] => 20780432 [patent_doc_number] => 20260168627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-18 [patent_title] => AUTOMATED SWITCHOVER DEVICE [patent_app_type] => utility [patent_app_number] => 18/983606 [patent_app_country] => US [patent_app_date] => 2024-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18983606 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/983606
AUTOMATED SWITCHOVER DEVICE Dec 16, 2024 Pending
Array ( [id] => 19891100 [patent_doc_number] => 20250116412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => TANKLESS WATER HEATER ISOLATION VALVE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/982724 [patent_app_country] => US [patent_app_date] => 2024-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18982724 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/982724
TANKLESS WATER HEATER ISOLATION VALVE ASSEMBLY Dec 15, 2024 Pending
Array ( [id] => 20060302 [patent_doc_number] => 20250198524 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => REMOVABLE VALVE SEAT INSERTS FOR PRESSURE AND VACUUM RELIEF VALVES [patent_app_type] => utility [patent_app_number] => 18/980860 [patent_app_country] => US [patent_app_date] => 2024-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18980860 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/980860
REMOVABLE VALVE SEAT INSERTS FOR PRESSURE AND VACUUM RELIEF VALVES Dec 12, 2024 Pending
Array ( [id] => 20519228 [patent_doc_number] => 20260043332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => THRUST RINGS, PROPELLERS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/947464 [patent_app_country] => US [patent_app_date] => 2024-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18947464 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/947464
THRUST RINGS, PROPELLERS AND METHODS Nov 13, 2024 Pending
Array ( [id] => 20600820 [patent_doc_number] => 20260078827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-19 [patent_title] => SECURING A PLUG ASSEMBLY IN A VALVE [patent_app_type] => utility [patent_app_number] => 18/885806 [patent_app_country] => US [patent_app_date] => 2024-09-16 [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] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18885806 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/885806
SECURING A PLUG ASSEMBLY IN A VALVE Sep 15, 2024 Pending
Array ( [id] => 20716018 [patent_doc_number] => 12631260 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-19 [patent_title] => Electric valve and thermal management module using the same [patent_app_type] => utility [patent_app_number] => 18/883141 [patent_app_country] => US [patent_app_date] => 2024-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18883141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/883141
Electric valve and thermal management module using the same Sep 11, 2024 Issued
Array ( [id] => 19832834 [patent_doc_number] => 20250084620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => DRINKING AND DOMESTIC WATER SYSTEM AND SHUT-OFF VALVE FOR THE SAME [patent_app_type] => utility [patent_app_number] => 18/829453 [patent_app_country] => US [patent_app_date] => 2024-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5063 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18829453 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/829453
Drinking and domestic water system and shut-off valve for the same Sep 9, 2024 Issued
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