Prosecution Insights
Last updated: October 27, 2026

John M Royston, USPTO Patent Examiner

Listed by the USPTO as ROYSTON, JOHN M

Tech Center 2800 • Art Units: 1773 2854 2855 2856 2863

This examiner grants 78% of resolved cases

Performance Statistics

78.0%
Allow Rate
+10.0% vs TC avg
710
Total Applications
+16.6%
Interview Lift
918
Avg Prosecution Days
Based on 665 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
22.1%
§102 Novelty
53.0%
§103 Obviousness
18.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18948702 GAS TURBINE ENGINE COMPONENT PARTICULATE SAMPLING APPARATUS, SYSTEM AND METHOD Non-Final OA ROLLS-ROYCE plc
18948184 LIQUID OCCLUSION DETECTION AND EJECTION FOR PRESSURE SENSORS Non-Final OA Apple Inc.
19012980 METHOD FOR OPERATING A SENSOR SYSTEM, APPARATUS FOR PROCESSING SENSOR DATA AND SENSOR SYSTEM Non-Final OA Robert Bosch GmbH
18854586 MICROMECHANICAL COMPONENT FOR A SENSOR DEVICE, MICROPHONE DEVICE AND/OR MICRO-LOUDSPEAKER DEVICE Non-Final OA Robert Bosch GmbH
18854163 A SENSOR DEVICE FOR CONTACTING HYDROGEN, USING SUCH A SENSOR DEVICE IN A FUEL CELL SYSTEM, IN A HYDROGEN HIGH-PRESSURE STORAGE SYSTEM, IN A HYDROGEN COMBUSTION ENGINE SYSTEM, OR IN A HYDROGEN DISTRIBUTION SYSTEM, METHODS FOR MANUFACTURING SUCH A SENSOR DEVICE Non-Final OA Robert Bosch GmbH
18953520 SYSTEM FOR PERFORMING FLUID ANALYSIS Non-Final OA HONEYWELL INTERNATIONAL INC.
18673956 INPUT DEVICE AND FORCE DETECTOR USING FORCE SENSOR FOR DETECTING MOMENT Non-Final OA MITSUMI ELECTRIC CO., LTD.
18883997 SEWER INSPECTION AND/OR MAINTENANCE SYSTEM WITH A TOOL EXCHANGER SYSTEM Non-Final OA iPEK International GmbH
18658599 SYSTEM AND METHOD FOR CONTROLLING A CAMERA OF A SEWER INSPECTION AND/OR MAINTENANCE SYSTEM Non-Final OA iPEK International GmbH

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Frequently Asked Questions

What is examiner John M Royston's allowance rate?

78.0% of resolved applications examined by John M Royston were allowed (665 resolved cases), compared with 51.4% across Art Unit 1773 over the last five years.

Does an interview help with examiner John M Royston?

This examiner's interview lift is +16.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John M Royston take to allow a patent?

Applications allowed by John M Royston took 918 days on average from filing to allowance.

Which art unit does examiner John M Royston work in?

John M Royston examines applications in Art Unit 1773 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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