Search

Benjamin M. Kurtz

Examiner (ID: 8711, Phone: (571)272-8211 , Office: P/1778 )

Most Active Art Unit
1778
Art Unit(s)
1778, 1779, 1797, 1772, 1723
Total Applications
1378
Issued Applications
690
Pending Applications
106
Abandoned Applications
597

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20349648 [patent_doc_number] => 20250346500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => FILTER SYSTEM FOR HANDHELD CONTAINERS OF CONSUMABLE LIQUIDS [patent_app_type] => utility [patent_app_number] => 19/194427 [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] => 9909 [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] => 19194427 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/194427
FILTER SYSTEM FOR HANDHELD CONTAINERS OF CONSUMABLE LIQUIDS Apr 29, 2025 Pending
Array ( [id] => 20555228 [patent_doc_number] => 20260055008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => WASTEWATER TREATMENT DEVICE, DOCKING STATION FOR A CLEANING ROBOT AND CLEANING SYSTEM [patent_app_type] => utility [patent_app_number] => 19/083398 [patent_app_country] => US [patent_app_date] => 2025-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19626 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 19083398 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/083398
WASTEWATER TREATMENT DEVICE, DOCKING STATION FOR A CLEANING ROBOT AND CLEANING SYSTEM Mar 17, 2025 Pending
Array ( [id] => 20207196 [patent_doc_number] => 20250276916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => Isolation of Ammonia from Wastewater with Struvite [patent_app_type] => utility [patent_app_number] => 19/066133 [patent_app_country] => US [patent_app_date] => 2025-02-27 [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] => -8 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19066133 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/066133
Isolation of Ammonia from Wastewater with Struvite Feb 26, 2025 Pending
Array ( [id] => 20143060 [patent_doc_number] => 12377377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Filter-housing interface designs for heating, ventilation, and/or air conditioning systems [patent_app_type] => utility [patent_app_number] => 19/030102 [patent_app_country] => US [patent_app_date] => 2025-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 47 [patent_figures_cnt] => 95 [patent_no_of_words] => 26717 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19030102 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/030102
Filter-housing interface designs for heating, ventilation, and/or air conditioning systems Jan 16, 2025 Issued
Array ( [id] => 19940137 [patent_doc_number] => 12312258 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => Graphene electrostatic filtering device [patent_app_type] => utility [patent_app_number] => 19/022300 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 0 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 736 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19022300 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/022300
Graphene electrostatic filtering device Jan 14, 2025 Issued
Array ( [id] => 20006328 [patent_doc_number] => 20250144550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => MEETHOD OF OPERATING A RAKE SYSTEM [patent_app_type] => utility [patent_app_number] => 19/015910 [patent_app_country] => US [patent_app_date] => 2025-01-10 [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] => -19 [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] => 19015910 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/015910
MEETHOD OF OPERATING A RAKE SYSTEM Jan 9, 2025 Pending
Array ( [id] => 19983081 [patent_doc_number] => 20250121303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => OIL FILTER CARTRIDGE [patent_app_type] => utility [patent_app_number] => 18/990201 [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] => 2331 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18990201 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/990201
Oil filter cartridge Dec 19, 2024 Issued
Array ( [id] => 20050966 [patent_doc_number] => 20250189188 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => REFRIGERANT FILTRATION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/974591 [patent_app_country] => US [patent_app_date] => 2024-12-09 [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] => -19 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18974591 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/974591
REFRIGERANT FILTRATION APPARATUS AND METHOD Dec 8, 2024 Abandoned
Array ( [id] => 19753207 [patent_doc_number] => 20250041772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => WATER PURIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/927353 [patent_app_country] => US [patent_app_date] => 2024-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4140 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18927353 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/927353
WATER PURIFICATION SYSTEM Oct 24, 2024 Abandoned
Array ( [id] => 19614738 [patent_doc_number] => 20240400418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => SYSTEMS AND METHODS FOR FOAM FRACTIONATION WITH GAS [patent_app_type] => utility [patent_app_number] => 18/650896 [patent_app_country] => US [patent_app_date] => 2024-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -37 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18650896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/650896
SYSTEMS AND METHODS FOR FOAM FRACTIONATION WITH GAS Apr 29, 2024 Pending
Array ( [id] => 19389926 [patent_doc_number] => 20240279796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => METAL COMPONENTS WITH INERT VAPOR PHASE COATING ON INTERNAL SURFACES [patent_app_type] => utility [patent_app_number] => 18/649199 [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] => 3543 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18649199 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/649199
METAL COMPONENTS WITH INERT VAPOR PHASE COATING ON INTERNAL SURFACES Apr 28, 2024 Pending
Array ( [id] => 19542972 [patent_doc_number] => 20240360008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A SOLUTION HAVING PFAS THEREIN USING FOAM FRACTIONATION [patent_app_type] => utility [patent_app_number] => 18/647730 [patent_app_country] => US [patent_app_date] => 2024-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6655 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18647730 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/647730
SYSTEM FOR REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) FROM A SOLUTION HAVING PFAS THEREIN USING FOAM FRACTIONATION Apr 25, 2024 Pending
Array ( [id] => 20120797 [patent_doc_number] => 20250235828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => LIGHT- AND OXYGEN-PERMEABLE MEMBRANE AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/625220 [patent_app_country] => US [patent_app_date] => 2024-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18625220 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/625220
LIGHT- AND OXYGEN-PERMEABLE MEMBRANE AND PREPARATION METHOD AND USE THEREOF Apr 2, 2024 Pending
Array ( [id] => 20278130 [patent_doc_number] => 20250303372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => LIGHTWEIGHT NANOBUBBLE GENERATOR [patent_app_type] => utility [patent_app_number] => 18/623069 [patent_app_country] => US [patent_app_date] => 2024-04-01 [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] => -10 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623069 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623069
LIGHTWEIGHT NANOBUBBLE GENERATOR Mar 31, 2024 Pending
Array ( [id] => 19477947 [patent_doc_number] => 20240325989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => COMPOSITE SEPARATION MEDIA [patent_app_type] => utility [patent_app_number] => 18/621873 [patent_app_country] => US [patent_app_date] => 2024-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18621873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/621873
COMPOSITE SEPARATION MEDIA Mar 28, 2024 Pending
Array ( [id] => 19280119 [patent_doc_number] => 20240216592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => PREPARING AN EXTRACORPOREAL BLOOD TREATMENT APPARATUS [patent_app_type] => utility [patent_app_number] => 18/608304 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18608304 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608304
PREPARING AN EXTRACORPOREAL BLOOD TREATMENT APPARATUS Mar 17, 2024 Pending
Array ( [id] => 19379713 [patent_doc_number] => 20240269583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => FILTER ASSEMBLY WITH FILTER ELEMENT ENDCAP HAVING INTEGRAL EXTERNAL ROUNDED POLYGON SHAPED SEALING SURFACE [patent_app_type] => utility [patent_app_number] => 18/583824 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2352 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583824 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583824
FILTER ASSEMBLY WITH FILTER ELEMENT ENDCAP HAVING INTEGRAL EXTERNAL ROUNDED POLYGON SHAPED SEALING SURFACE Feb 20, 2024 Pending
Array ( [id] => 19379715 [patent_doc_number] => 20240269585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => DROP-IN FILTER ELEMENT ASSEMBLIES WITH AXIAL STAGED TREATMENT [patent_app_type] => utility [patent_app_number] => 18/581567 [patent_app_country] => US [patent_app_date] => 2024-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3510 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18581567 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581567
DROP-IN FILTER ELEMENT ASSEMBLIES WITH AXIAL STAGED TREATMENT Feb 19, 2024 Pending
Array ( [id] => 19586228 [patent_doc_number] => 20240383785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => METHOD OF WASTEWATER TREATMENT [patent_app_type] => utility [patent_app_number] => 18/524864 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18524864 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/524864
METHOD OF WASTEWATER TREATMENT Nov 29, 2023 Pending
Array ( [id] => 19333638 [patent_doc_number] => 20240248068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => Flow division accessory, analysis equipment, and flow division method using the same [patent_app_type] => utility [patent_app_number] => 18/511637 [patent_app_country] => US [patent_app_date] => 2023-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18511637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/511637
Flow division accessory, analysis equipment, and flow division method using the same Nov 15, 2023 Pending
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