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] => 19731680 [patent_doc_number] => 12209671 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Valve device [patent_app_type] => utility [patent_app_number] => 18/295401 [patent_app_country] => US [patent_app_date] => 2023-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 39 [patent_no_of_words] => 15050 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18295401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/295401
Valve device Apr 3, 2023 Issued
Array ( [id] => 19863287 [patent_doc_number] => 20250102073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => DEVICE FOR CONTROLLING PASSAGE OF FLUID [patent_app_type] => utility [patent_app_number] => 18/850936 [patent_app_country] => US [patent_app_date] => 2023-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6402 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18850936 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/850936
DEVICE FOR CONTROLLING PASSAGE OF FLUID Mar 27, 2023 Abandoned
Array ( [id] => 20069447 [patent_doc_number] => 20250207669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => FLUID CONTROL VALVE, FLUID CONTROL DEVICE, AND FLUID CONTROL VALVE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/852129 [patent_app_country] => US [patent_app_date] => 2023-03-27 [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] => -5 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18852129 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/852129
Fluid control valve, fluid control device, and fluid control valve manufacturing method Mar 26, 2023 Issued
Array ( [id] => 20069392 [patent_doc_number] => 20250207614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => PRESSURE EXCHANGER FLOW ADAPTER [patent_app_type] => utility [patent_app_number] => 18/849444 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18849444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/849444
PRESSURE EXCHANGER FLOW ADAPTER Mar 23, 2023 Pending
Array ( [id] => 18649096 [patent_doc_number] => 20230294882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Improved Drainage Bucket [patent_app_type] => utility [patent_app_number] => 18/122458 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18122458 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/122458
Improved Drainage Bucket Mar 15, 2023 Pending
Array ( [id] => 18629124 [patent_doc_number] => 20230288004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => FLUID JOINT STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/120429 [patent_app_country] => US [patent_app_date] => 2023-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18120429 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/120429
Fluid joint structure Mar 12, 2023 Issued
Array ( [id] => 20519382 [patent_doc_number] => 20260043486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-12 [patent_title] => VALVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/843950 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18843950 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/843950
VALVE DEVICE Mar 7, 2023 Pending
Array ( [id] => 18567941 [patent_doc_number] => 20230258276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Check Valve With Integral Handle [patent_app_type] => utility [patent_app_number] => 18/109746 [patent_app_country] => US [patent_app_date] => 2023-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7354 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18109746 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/109746
Check valve with integral handle Feb 13, 2023 Issued
Array ( [id] => 19743042 [patent_doc_number] => 20250031607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => DEVICE FOR DISTRIBUTING FERTILIZER [patent_app_type] => utility [patent_app_number] => 18/836881 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18836881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/836881
Device for distributing fertilizer Feb 9, 2023 Issued
Array ( [id] => 20008260 [patent_doc_number] => 20250146482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => VALVE FOR A PISTON COMPRESSOR, AND METHOD FOR OPERATING SUCH A VALVE [patent_app_type] => utility [patent_app_number] => 18/837629 [patent_app_country] => US [patent_app_date] => 2023-02-10 [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] => -15 [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] => 18837629 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/837629
Valve for a piston compressor, and method for operating such a valve Feb 9, 2023 Issued
Array ( [id] => 20086056 [patent_doc_number] => 20250215992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => LIQUEFIED PETROLEUM GAS FAUCET [patent_app_type] => utility [patent_app_number] => 18/856874 [patent_app_country] => US [patent_app_date] => 2023-02-08 [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] => -4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18856874 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/856874
LIQUEFIED PETROLEUM GAS FAUCET Feb 7, 2023 Pending
Array ( [id] => 18567934 [patent_doc_number] => 20230258269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Modular Linear Actuated Valve [patent_app_type] => utility [patent_app_number] => 18/166058 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5401 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18166058 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/166058
Modular linear actuated valve Feb 7, 2023 Issued
Array ( [id] => 19792309 [patent_doc_number] => 12233233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => System, method, and apparatus for monitoring, regulating, or controlling fluid flow [patent_app_type] => utility [patent_app_number] => 18/105930 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 140 [patent_figures_cnt] => 155 [patent_no_of_words] => 59511 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105930 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105930
System, method, and apparatus for monitoring, regulating, or controlling fluid flow Feb 5, 2023 Issued
Array ( [id] => 20060316 [patent_doc_number] => 20250198538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => VALVE FOR A REFRIGERATION APPLICATION [patent_app_type] => utility [patent_app_number] => 18/847729 [patent_app_country] => US [patent_app_date] => 2023-02-01 [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] => -16 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18847729 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/847729
VALVE FOR A REFRIGERATION APPLICATION Jan 31, 2023 Pending
Array ( [id] => 19999017 [patent_doc_number] => 20250137239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => WATER MANAGEMENT [patent_app_type] => utility [patent_app_number] => 18/834823 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18834823 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/834823
WATER MANAGEMENT Jan 24, 2023 Pending
Array ( [id] => 20772246 [patent_doc_number] => 12655910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Sluice gate [patent_app_type] => utility [patent_app_number] => 18/729210 [patent_app_country] => US [patent_app_date] => 2023-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18729210 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/729210
Sluice gate Jan 20, 2023 Issued
Array ( [id] => 19565474 [patent_doc_number] => 12140238 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-11-12 [patent_title] => Water conservation valve [patent_app_type] => utility [patent_app_number] => 18/096320 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5693 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096320 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096320
Water conservation valve Jan 11, 2023 Issued
Array ( [id] => 19941047 [patent_doc_number] => 12313172 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Pilot stage with ball-conical seat [patent_app_type] => utility [patent_app_number] => 18/152996 [patent_app_country] => US [patent_app_date] => 2023-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 3552 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18152996 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/152996
Pilot stage with ball-conical seat Jan 10, 2023 Issued
Array ( [id] => 20033940 [patent_doc_number] => 20250172162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => HYDRAULIC SYSTEM MICRO-ADJUSTMENT DEVICE, AND TANK CALIBRATION SYSTEM COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 18/725719 [patent_app_country] => US [patent_app_date] => 2022-12-27 [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] => -13 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725719 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725719
Hydraulic system micro-adjustment device, and tank calibration system comprising the same Dec 26, 2022 Issued
Array ( [id] => 19091668 [patent_doc_number] => 11953108 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-09 [patent_title] => Unloading valve assembly for compressed air processing system in a commercial vehicle [patent_app_type] => utility [patent_app_number] => 18/088775 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 12315 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18088775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/088775
Unloading valve assembly for compressed air processing system in a commercial vehicle Dec 26, 2022 Issued
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