Prosecution Insights
Last updated: May 29, 2026

Examiner: ENGLISH, PETER C

Tech Center 3900 • Art Units: 3734 3993

This examiner grants 33% of resolved cases

Performance Statistics

32.7%
Allow Rate
-27.3% vs TC avg
204
Total Applications
+26.2%
Interview Lift
1160
Avg Prosecution Days
Based on 171 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
10.9%
§102 Novelty
30.2%
§103 Obviousness
35.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18469834 TOW HOOK FOR A VEHICLE Non-Final OA FCA US LLC
18384793 VIBRATION DAMPER, BICYCLE FORK, SPRING STRUT, AND USE OF A VIBRATION DAMPER Final Rejection thyssenkrupp AG
18411557 System For Attaching Accessories To A Snowmobile Non-Final OA Polaris Industries Inc.
18957466 CARBON CANISTER Non-Final OA Mahle International GmbH
19035717 WATER FILTRATION APPARATUS Non-Final OA AQUIFY SYSTEM CORP.
18966071 MAXIMUM LIGHT PERFORMANCE GEMSTONE CUTTING TECHNIQUE Non-Final OA LEBIPIME IP LLC
18824763 PUPAE SINGULATOR AND SEX SORTER Non-Final OA Verily Life Sciences LLC
18546399 TENSION-TRANSMITTING DEVICE FOR A CHILD TRAILER Final Rejection CYBEX GmbH
18393305 PERSISTENT VORTEX GENERATING HIGH REGRESSION RATE SOLID FUEL GRAIN FOR A HYBRID ROCKET ENGINE Final Rejection Firehawk Aerospace, Inc.
18393356 ADDITIVE MANUFACTURED THERMOPLASTIC-NANOCOMPOSITE ALUMINUM HYBRID ROCKET FUEL GRAIN AND METHOD OF MANUFACTURING SAME Final Rejection Firehawk Aerospace, Inc.
18590929 VERTICAL MOTION ADJUSTER FOR THERMOTHERAPY DEVICE Non-Final OA Ceragem Co., LTD.
18440284 PRECISION MOTION Non-Final OA Zuta Labs Ltd.
18542625 FOUR-IN-ONE DRIVE POWERTRAIN FOR ELECTRIC VEHICLE Final Rejection Zhejiang Xiyan Technology Co., Ltd.
18565722 Tracked Vehicle Having a Track Tensioner Non-Final OA Rheinmetall Landsysteme GmbH
18474441 UNATTENDED TRAILER HITCH LOCK Non-Final OA Altor Locks, LLC
18301134 SCREED PLATE APPARATUS AND METHOD FOR HOMOGENEOUSLY APPLYING PAVING MATERIAL TO A ROAD SURFACE Final Rejection Axenox, LLC.
18219818 Bidirectional Mechanical Converting Unit Non-Final OA RATCHET SOLUTIONS, INC.
18349208 METHODS AND SYSTEMS FOR MONITORING COUPLING OF FIFTH WHEELS TO KINGPINS Final Rejection Fontaine Fifth Wheel Company
18093262 SEED FIRMER LIFE EXTENDER MOUNTING BRACKET AND ANGLE ADJUSTMENT DEVICE FOR DISC-TYPE COULTERS Non-Final OA Flo-Rite Inc.
17900723 Multi-Part Valve Assembly Non-Final OA ValveWorks, LLC

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