Search

John M. Royston

Examiner (ID: 16174, Phone: (571)270-7215 , Office: P/2855 )

Most Active Art Unit
2855
Art Unit(s)
2854, 2855, 2856
Total Applications
767
Issued Applications
552
Pending Applications
87
Abandoned Applications
148

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20101234 [patent_doc_number] => 20250231170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => CONCRETE WORKABILITY METER [patent_app_type] => utility [patent_app_number] => 19/003232 [patent_app_country] => US [patent_app_date] => 2024-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1116 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19003232 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/003232
CONCRETE WORKABILITY METER Dec 26, 2024 Pending
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
18/854586 MICROMECHANICAL COMPONENT FOR A SENSOR DEVICE, MICROPHONE DEVICE AND/OR MICRO-LOUDSPEAKER DEVICE Oct 6, 2024 Pending
Array ( [id] => 19877764 [patent_doc_number] => 20250110021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => GAS SENSOR [patent_app_type] => utility [patent_app_number] => 18/899184 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18899184 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899184
GAS SENSOR Sep 26, 2024 Pending
Array ( [id] => 19833162 [patent_doc_number] => 20250084948 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => SEWER INSPECTION AND/OR MAINTENANCE SYSTEM WITH A TOOL EXCHANGER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/883997 [patent_app_country] => US [patent_app_date] => 2024-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18883997 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/883997
SEWER INSPECTION AND/OR MAINTENANCE SYSTEM WITH A TOOL EXCHANGER SYSTEM Sep 11, 2024 Pending
Array ( [id] => 20017101 [patent_doc_number] => 20250155323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => AIR-FUEL RATIO CALCULATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/830669 [patent_app_country] => US [patent_app_date] => 2024-09-11 [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] => -3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18830669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/830669
AIR-FUEL RATIO CALCULATION DEVICE Sep 10, 2024 Abandoned
Array ( [id] => 20569675 [patent_doc_number] => 20260063597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => REAGENT FREE ION CHROMATOGRAPHY SYSTEM WITH ELECTROCHEMICAL DETECTION AND DEVICES CONTAINING PLATINUM GROUP METALS [patent_app_type] => utility [patent_app_number] => 18/825079 [patent_app_country] => US [patent_app_date] => 2024-09-05 [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] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18825079 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/825079
REAGENT FREE ION CHROMATOGRAPHY SYSTEM WITH ELECTROCHEMICAL DETECTION AND DEVICES CONTAINING PLATINUM GROUP METALS Sep 4, 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 Issued
Array ( [id] => 19771355 [patent_doc_number] => 20250052781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => Atomic Force Microscopy Probe with Tilted Tip and Method of Fabrication Thereof [patent_app_type] => utility [patent_app_number] => 18/800952 [patent_app_country] => US [patent_app_date] => 2024-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18800952 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/800952
Atomic Force Microscopy Probe with Tilted Tip and Method of Fabrication Thereof Aug 11, 2024 Pending
Array ( [id] => 19801659 [patent_doc_number] => 20250067584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => DEVICES, SYSTEMS AND METHODS FOR CAVITATION DETECTION [patent_app_type] => utility [patent_app_number] => 18/800318 [patent_app_country] => US [patent_app_date] => 2024-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6200 [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] => 18800318 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/800318
DEVICES, SYSTEMS AND METHODS FOR CAVITATION DETECTION Aug 11, 2024 Pending
Array ( [id] => 19767964 [patent_doc_number] => 20250049390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => SOBRIETY MONITORING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/781691 [patent_app_country] => US [patent_app_date] => 2024-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18781691 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/781691
SOBRIETY MONITORING SYSTEM Jul 22, 2024 Pending
Array ( [id] => 19573001 [patent_doc_number] => 20240377293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => SYSTEM AND METHOD FOR SAMPLE PROCESSING [patent_app_type] => utility [patent_app_number] => 18/779330 [patent_app_country] => US [patent_app_date] => 2024-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18779330 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/779330
SYSTEM AND METHOD FOR SAMPLE PROCESSING Jul 21, 2024 Pending
Array ( [id] => 20460246 [patent_doc_number] => 20260009670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-08 [patent_title] => TRIMMABLE FLUID LEVEL SENSING STRIP [patent_app_type] => utility [patent_app_number] => 18/763831 [patent_app_country] => US [patent_app_date] => 2024-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 983 [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] => 18763831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/763831
TRIMMABLE FLUID LEVEL SENSING STRIP Jul 2, 2024 Pending
Array ( [id] => 20427513 [patent_doc_number] => 20250389603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => PRESSURE TRANSMITTER OSCILLATOR MONITOR [patent_app_type] => utility [patent_app_number] => 18/751919 [patent_app_country] => US [patent_app_date] => 2024-06-24 [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] => -17 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751919
PRESSURE TRANSMITTER OSCILLATOR MONITOR Jun 23, 2024 Pending
Array ( [id] => 19725052 [patent_doc_number] => 20250027803 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => ELECTRICAL CAPACITANCE VOLUME SENSORS, TESSELLATED ELECTRODES, AND SEGMENTED ELECTRODES FOR CAPACITANCE VOLUME SENSING [patent_app_type] => utility [patent_app_number] => 18/751641 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -36 [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] => 18751641 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751641
ELECTRICAL CAPACITANCE VOLUME SENSORS, TESSELLATED ELECTRODES, AND SEGMENTED ELECTRODES FOR CAPACITANCE VOLUME SENSING Jun 23, 2024 Pending
Array ( [id] => 20427514 [patent_doc_number] => 20250389604 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => EXTENDED RANGE SILICON PRESSURE SENSOR WITH IMPROVED OVERPRESSURE RESPONSE [patent_app_type] => utility [patent_app_number] => 18/751809 [patent_app_country] => US [patent_app_date] => 2024-06-24 [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] => -19 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751809 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751809
EXTENDED RANGE SILICON PRESSURE SENSOR WITH IMPROVED OVERPRESSURE RESPONSE Jun 23, 2024 Pending
Array ( [id] => 20640484 [patent_doc_number] => 20260098839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-09 [patent_title] => MULTIPORT GAS CHROMATOGRAPH VALVE [patent_app_type] => utility [patent_app_number] => 18/751687 [patent_app_country] => US [patent_app_date] => 2024-06-24 [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] => -12 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751687 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751687
MULTIPORT GAS CHROMATOGRAPH VALVE Jun 23, 2024 Pending
Array ( [id] => 19632275 [patent_doc_number] => 20240410724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => DEPLOYING A RIGID INFLATABLE STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/735773 [patent_app_country] => US [patent_app_date] => 2024-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5300 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18735773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/735773
DEPLOYING A RIGID INFLATABLE STRUCTURE Jun 5, 2024 Pending
Array ( [id] => 20280760 [patent_doc_number] => 20250306002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => METHOD FOR EVALUATING CITRUS FRUIT CRACKING AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/731610 [patent_app_country] => US [patent_app_date] => 2024-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 432 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18731610 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/731610
METHOD FOR EVALUATING CITRUS FRUIT CRACKING AND USE THEREOF Jun 2, 2024 Pending
Array ( [id] => 19710387 [patent_doc_number] => 20250020529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => PRESSURE SENSOR APPARATUS [patent_app_type] => utility [patent_app_number] => 18/676266 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8838 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18676266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/676266
PRESSURE SENSOR APPARATUS May 27, 2024 Pending
Menu