Search

John M. Royston

Examiner (ID: 16555, Phone: (571)270-7215 , Office: P/2855 )

Most Active Art Unit
2855
Art Unit(s)
2855, 2856, 2854
Total Applications
705
Issued Applications
524
Pending Applications
64
Abandoned Applications
145

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19905001 [patent_doc_number] => 12282003 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Method for calibrating sound velocity applied to multi-layer variable thickness structure [patent_app_type] => utility [patent_app_number] => 18/951585 [patent_app_country] => US [patent_app_date] => 2024-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7871 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18951585 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/951585
Method for calibrating sound velocity applied to multi-layer variable thickness structure Nov 17, 2024 Issued
Array ( [id] => 20295885 [patent_doc_number] => 20250321128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => FLOW RATE MEASUREMENT METHOD FOR SPIRAL THROTTLING COMPONENT [patent_app_type] => utility [patent_app_number] => 19/112276 [patent_app_country] => US [patent_app_date] => 2024-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 468 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19112276 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/112276
FLOW RATE MEASUREMENT METHOD FOR SPIRAL THROTTLING COMPONENT Aug 26, 2024 Pending
Array ( [id] => 20295885 [patent_doc_number] => 20250321128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => FLOW RATE MEASUREMENT METHOD FOR SPIRAL THROTTLING COMPONENT [patent_app_type] => utility [patent_app_number] => 19/112276 [patent_app_country] => US [patent_app_date] => 2024-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2221 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 468 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19112276 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/112276
FLOW RATE MEASUREMENT METHOD FOR SPIRAL THROTTLING COMPONENT Aug 26, 2024 Pending
Array ( [id] => 19513173 [patent_doc_number] => 20240344859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => APPARATUS FOR MONITORING OF THE MULTIPHASE FLOW IN A PIPE [patent_app_type] => utility [patent_app_number] => 18/673650 [patent_app_country] => US [patent_app_date] => 2024-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18673650 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/673650
APPARATUS FOR MONITORING OF THE MULTIPHASE FLOW IN A PIPE May 23, 2024 Pending
Array ( [id] => 19522136 [patent_doc_number] => 12123850 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-22 [patent_title] => System and method for testing inhomogeneities in a fluid within a conduit [patent_app_type] => utility [patent_app_number] => 18/663973 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 11583 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18663973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/663973
System and method for testing inhomogeneities in a fluid within a conduit May 13, 2024 Issued
Array ( [id] => 19404779 [patent_doc_number] => 20240288290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => APPARATUS FOR MONITORING FLUID FLOW IN A PIPE USING ELECTROMAGNETIC VELOCITY TOMOGRAPHY [patent_app_type] => utility [patent_app_number] => 18/660545 [patent_app_country] => US [patent_app_date] => 2024-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18660545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/660545
Apparatus for monitoring fluid flow in a pipe using electromagnetic velocity tomography May 9, 2024 Issued
Array ( [id] => 19419332 [patent_doc_number] => 20240295455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => PRESSURE MONITORING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/654648 [patent_app_country] => US [patent_app_date] => 2024-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18654648 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/654648
Pressure monitoring system May 2, 2024 Issued
Array ( [id] => 19381527 [patent_doc_number] => 20240271397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => VALVE FOR CONTROLLING WATER FLOW VALVE AND FOR IMPROVING WATER METER HEALTH AND READINGS [patent_app_type] => utility [patent_app_number] => 18/645980 [patent_app_country] => US [patent_app_date] => 2024-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18645980 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/645980
VALVE FOR CONTROLLING WATER FLOW VALVE AND FOR IMPROVING WATER METER HEALTH AND READINGS Apr 24, 2024 Issued
Array ( [id] => 19602329 [patent_doc_number] => 20240393209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => CHAIN MONITORING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/621387 [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] => 9758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18621387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/621387
CHAIN MONITORING SYSTEMS AND METHODS Mar 28, 2024 Pending
Array ( [id] => 20301791 [patent_doc_number] => 12447764 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Craftwork tools and kits [patent_app_type] => utility [patent_app_number] => 18/614587 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614587 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614587
Craftwork tools and kits Mar 21, 2024 Issued
Array ( [id] => 20180390 [patent_doc_number] => 20250264348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => ULTRASONIC WATER METER FLOW MEASUREMENT AND OUTDOOR WATER LEAK DETECTION METHOD USING TEMPERATURE DISTRIBUTION AND PRESSURE CHANGE, AND THEREOF THE ULTRASONIC WATER METER [patent_app_type] => utility [patent_app_number] => 19/104665 [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] => 3532 [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] => 19104665 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/104665
ULTRASONIC WATER METER FLOW MEASUREMENT AND OUTDOOR WATER LEAK DETECTION METHOD USING TEMPERATURE DISTRIBUTION AND PRESSURE CHANGE, AND THEREOF THE ULTRASONIC WATER METER Feb 20, 2024 Pending
Array ( [id] => 20180390 [patent_doc_number] => 20250264348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => ULTRASONIC WATER METER FLOW MEASUREMENT AND OUTDOOR WATER LEAK DETECTION METHOD USING TEMPERATURE DISTRIBUTION AND PRESSURE CHANGE, AND THEREOF THE ULTRASONIC WATER METER [patent_app_type] => utility [patent_app_number] => 19/104665 [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] => 3532 [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] => 19104665 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/104665
ULTRASONIC WATER METER FLOW MEASUREMENT AND OUTDOOR WATER LEAK DETECTION METHOD USING TEMPERATURE DISTRIBUTION AND PRESSURE CHANGE, AND THEREOF THE ULTRASONIC WATER METER Feb 20, 2024 Pending
Array ( [id] => 19234849 [patent_doc_number] => 20240192043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => SYSTEM, METHOD AND APPARATUS FOR LADING MEASUREMENT IN A RAIL CAR [patent_app_type] => utility [patent_app_number] => 18/581128 [patent_app_country] => US [patent_app_date] => 2024-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6958 [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] => 18581128 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/581128
SYSTEM, METHOD AND APPARATUS FOR LADING MEASUREMENT IN A RAIL CAR Feb 18, 2024 Pending
Array ( [id] => 19158888 [patent_doc_number] => 20240151595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => AIR AND GAS FLOW VELOCITY AND TEMPERATURE SENSOR PROBE [patent_app_type] => utility [patent_app_number] => 18/413477 [patent_app_country] => US [patent_app_date] => 2024-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18413477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/413477
AIR AND GAS FLOW VELOCITY AND TEMPERATURE SENSOR PROBE Jan 15, 2024 Abandoned
Array ( [id] => 19158888 [patent_doc_number] => 20240151595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => AIR AND GAS FLOW VELOCITY AND TEMPERATURE SENSOR PROBE [patent_app_type] => utility [patent_app_number] => 18/413477 [patent_app_country] => US [patent_app_date] => 2024-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4880 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18413477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/413477
AIR AND GAS FLOW VELOCITY AND TEMPERATURE SENSOR PROBE Jan 15, 2024 Abandoned
Array ( [id] => 19282743 [patent_doc_number] => 20240219219 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => ESTIMATING POOL VOLUME SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 18/397839 [patent_app_country] => US [patent_app_date] => 2023-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6565 [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] => 18397839 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/397839
ESTIMATING POOL VOLUME SYSTEM AND METHOD Dec 26, 2023 Pending
Array ( [id] => 20226404 [patent_doc_number] => 12415044 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Fluid flow system for bubble and fluid detection [patent_app_type] => utility [patent_app_number] => 18/517379 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4905 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517379
Fluid flow system for bubble and fluid detection Nov 21, 2023 Issued
Array ( [id] => 19035411 [patent_doc_number] => 20240085226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => INSERTION MAGNETIC METERS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/517193 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517193 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517193
Insertion magnetic meters and methods Nov 21, 2023 Issued
Array ( [id] => 20226404 [patent_doc_number] => 12415044 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Fluid flow system for bubble and fluid detection [patent_app_type] => utility [patent_app_number] => 18/517379 [patent_app_country] => US [patent_app_date] => 2023-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4905 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18517379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/517379
Fluid flow system for bubble and fluid detection Nov 21, 2023 Issued
Array ( [id] => 19021172 [patent_doc_number] => 20240077343 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Multiphase Flowmeter Aperture Antenna Transmission And Pressure Retention [patent_app_type] => utility [patent_app_number] => 18/507142 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19329 [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] => 18507142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/507142
Multiphase Flowmeter Aperture Antenna Transmission And Pressure Retention Nov 12, 2023 Pending
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