Search

Raphael Barkai

Examiner (ID: 15510, Phone: (571)272-2616 , Office: P/2918 )

Most Active Art Unit
2915
Art Unit(s)
2900, 2918, 2915, 2902, 2912
Total Applications
7913
Issued Applications
7844
Pending Applications
1
Abandoned Applications
68

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19991985 [patent_doc_number] => 20250130207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => SYSTEMS AND METHODS FOR ELECTROSPRAY USING CHROMATOGRAPHIC COLUMNS WITH CONDUCTING OR SEMICONDUCTING STATIONARY PHASES [patent_app_type] => utility [patent_app_number] => 18/490260 [patent_app_country] => US [patent_app_date] => 2023-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18490260 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/490260
SYSTEMS AND METHODS FOR ELECTROSPRAY USING CHROMATOGRAPHIC COLUMNS WITH CONDUCTING OR SEMICONDUCTING STATIONARY PHASES Oct 18, 2023 Issued
Array ( [id] => 19068412 [patent_doc_number] => 20240102838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => DETERMINING A FLOW METRIC FOR A FLOW OF GRANULAR PARTICLES [patent_app_type] => utility [patent_app_number] => 18/477118 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18477118 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/477118
DETERMINING A FLOW METRIC FOR A FLOW OF GRANULAR PARTICLES Sep 27, 2023 Pending
Array ( [id] => 20493574 [patent_doc_number] => 12535441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Determining geologic properties of a rock sample [patent_app_type] => utility [patent_app_number] => 18/373947 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3408 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18373947 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/373947
Determining geologic properties of a rock sample Sep 26, 2023 Issued
Array ( [id] => 19250011 [patent_doc_number] => 20240200999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => LIFE DETERMINATION DEVICE AND LIFE DETERMINATION METHOD [patent_app_type] => utility [patent_app_number] => 18/467471 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18467471 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/467471
Life determination device and life determination method Sep 13, 2023 Issued
Array ( [id] => 19084057 [patent_doc_number] => 20240110858 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => INTEGRATED FLOW SAMPLING APPARATUS FOR A FLOW CYTOMETRY SYSTEM [patent_app_type] => utility [patent_app_number] => 18/467376 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18467376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/467376
INTEGRATED FLOW SAMPLING APPARATUS FOR A FLOW CYTOMETRY SYSTEM Sep 13, 2023 Issued
Array ( [id] => 20827426 [patent_doc_number] => 12680986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-14 [patent_title] => Ion chromatography analysis system [patent_app_type] => utility [patent_app_number] => 18/241090 [patent_app_country] => US [patent_app_date] => 2023-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 386 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18241090 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/241090
ION CHROMATOGRAPHY ANALYSIS SYSTEM Aug 30, 2023 Pending
Array ( [id] => 20493485 [patent_doc_number] => 12535352 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Method for detecting the presence of a liquid [patent_app_type] => utility [patent_app_number] => 18/458765 [patent_app_country] => US [patent_app_date] => 2023-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3294 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 18458765 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/458765
Method for detecting the presence of a liquid Aug 29, 2023 Issued
Array ( [id] => 19425525 [patent_doc_number] => 12084928 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Apparatus and method for early kick detection and loss of drilling mud in oilwell drilling operations [patent_app_type] => utility [patent_app_number] => 18/455762 [patent_app_country] => US [patent_app_date] => 2023-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6650 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18455762 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/455762
Apparatus and method for early kick detection and loss of drilling mud in oilwell drilling operations Aug 24, 2023 Issued
Array ( [id] => 19755642 [patent_doc_number] => 20250044207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => METHOD OF ROBUST SURFACTANT SCREENING FOR FOAM APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/362717 [patent_app_country] => US [patent_app_date] => 2023-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18362717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/362717
METHOD OF ROBUST SURFACTANT SCREENING FOR FOAM APPLICATIONS Jul 30, 2023 Pending
Array ( [id] => 20480838 [patent_doc_number] => 12529310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Well testing systems and methods with mobile monitoring [patent_app_type] => utility [patent_app_number] => 18/344266 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 5983 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18344266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/344266
Well testing systems and methods with mobile monitoring Jun 28, 2023 Issued
Array ( [id] => 20078100 [patent_doc_number] => 12352156 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Plug, system and method for testing the integrity of a well barrier [patent_app_type] => utility [patent_app_number] => 18/214352 [patent_app_country] => US [patent_app_date] => 2023-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 21 [patent_no_of_words] => 4809 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18214352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214352
Plug, system and method for testing the integrity of a well barrier Jun 25, 2023 Issued
Array ( [id] => 19779376 [patent_doc_number] => 12228404 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Drive and sense balanced, semi-coupled 3-axis gyroscope [patent_app_type] => utility [patent_app_number] => 18/333821 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 18553 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18333821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/333821
Drive and sense balanced, semi-coupled 3-axis gyroscope Jun 12, 2023 Issued
Array ( [id] => 18831816 [patent_doc_number] => 20230400343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => SENSOR LOCATION AND VERIFICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/208202 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18208202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/208202
SENSOR LOCATION AND VERIFICATION SYSTEM Jun 8, 2023 Pending
Array ( [id] => 19904921 [patent_doc_number] => 12281921 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Ultrasonic fluid meter incorporating a pressure sensor [patent_app_type] => utility [patent_app_number] => 18/140300 [patent_app_country] => US [patent_app_date] => 2023-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 2107 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18140300 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/140300
Ultrasonic fluid meter incorporating a pressure sensor Apr 26, 2023 Issued
Array ( [id] => 19991865 [patent_doc_number] => 20250130087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => METERING METHOD BASED ON GAS VOLUME FRACTION FITTING FOR WET NATURAL GAS [patent_app_type] => utility [patent_app_number] => 18/694431 [patent_app_country] => US [patent_app_date] => 2023-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1936 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 539 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18694431 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/694431
Metering method based on gas volume fraction fitting for wet natural gas Apr 19, 2023 Issued
Array ( [id] => 20432591 [patent_doc_number] => 12502491 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Systems and methods for inhaler testing [patent_app_type] => utility [patent_app_number] => 18/300004 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 19472 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 18300004 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/300004
Systems and methods for inhaler testing Apr 12, 2023 Issued
Array ( [id] => 18693870 [patent_doc_number] => 20230324270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHOD AND DEVICE FOR DETERMINING A FLOW RATE [patent_app_type] => utility [patent_app_number] => 18/297331 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297331 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297331
Method and device for determining a flow rate Apr 6, 2023 Issued
Array ( [id] => 19477629 [patent_doc_number] => 20240325671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => AIR QUALITY ANALYSIS DEVICE [patent_app_type] => utility [patent_app_number] => 18/194918 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18194918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/194918
AIR QUALITY ANALYSIS DEVICE Apr 2, 2023 Pending
Array ( [id] => 18676577 [patent_doc_number] => 20230314204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => Meter Test Bench Flow Stop Assembly [patent_app_type] => utility [patent_app_number] => 18/191456 [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] => 5730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18191456 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/191456
Meter test bench flow stop assembly Mar 27, 2023 Issued
Array ( [id] => 18629364 [patent_doc_number] => 20230288244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => VIBRATING LEVEL SENSOR WITH ACCELERATION DETECTOR [patent_app_type] => utility [patent_app_number] => 18/182929 [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] => 4493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18182929 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/182929
VIBRATING LEVEL SENSOR WITH ACCELERATION DETECTOR Mar 12, 2023 Abandoned
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