USPTO Art Unit 3611 Prosecution Statistics

Art Unit Information

Art Unit: 3611
Group: 3610
Tech Center: 3600
Total Cases: 20,473
Last Active: November 2025

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19385567Tricycle having maximum tiltable angle variable systemNovember 2025January 2026Allow300YesNo
19340910Electric Riding DeviceSeptember 2025February 2026Allow410NoNo
19309526TRAILER COUPLER LOCKAugust 2025November 2025Allow200YesNo
19277452Multi-Function Folding BikeJuly 2025January 2026Allow610YesNo
19266943WALKER WHEELCHAIR CONNECTOR DEVICEJuly 2025December 2025Allow520YesNo
19243327TOWING DEVICEJune 2025August 2025Allow200NoNo
19233723PIVOTAL COVER FOR BALL HITCHJune 2025November 2025Allow510NoNo
19231053WHEELCHAIR WITH EMERGENCY BRAKE SYSTEMJune 2025September 2025Allow410YesNo
19231257BICYCLE WITH BACKUP BRAKINGJune 2025August 2025Allow200NoNo
19204747Electric VehicleMay 2025September 2025Allow400NoNo
19196673TRAILER CONNECTING MECHANISM AND TRAILERMay 2025October 2025Allow510NoNo
19175156ELECTRIC BICYCLEApril 2025June 2025Allow210YesNo
19098262Hitch AssemblyApril 2025October 2025Allow620NoNo
19097783DEVICE FOR MOVING A HITCH ON A PICKUP BED OF A VEHICLEApril 2025November 2025Allow810NoNo
19093888SYSTEMS AND METHODS FOR POSITIONING ONE OR MORE COUPLING SENSORS ON AN AUTONOMOUS ELECTRIC-POWERED TRAILERMarch 2025September 2025Allow610NoNo
19088436Weight Distribution HitchMarch 2025June 2025Allow210NoNo
19081244FIFTH WHEEL CONNECTORMarch 2025November 2025Allow820YesNo
19111115ELECTRIC POWER STEERING DEVICEMarch 2025July 2025Allow500NoNo
19068648TAILGATE WITH STRUCTURALLY INTEGRATED CNG SYSTEMMarch 2025June 2025Allow410YesNo
19065993LAND VEHICLES INCORPORATING FRONT AND REAR SUSPENSION ASSEMBLIES, SUSPENSION ASSEMBLIES, AND COMPONENTS THEREFORFebruary 2025September 2025Allow611YesNo
19105569MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR PRODUCT, AND ELECTRIC POWER STEERING DEVICEFebruary 2025July 2025Allow510NoNo
19023382FOLDABLE BOX BODY AND SHOPPING CART USING SAMEJanuary 2025July 2025Allow610NoNo
19022408System and Method for Facilitating the Traversing of Stairs by a Wheeled RobotJanuary 2025May 2025Allow411NoNo
18840476POWER SOURCE DEVICE AND ELECTRIC POWER STEERING DEVICEJanuary 2025May 2025Allow910YesNo
19006059PULLEY FASTENER FOR CONNECTING WITH TRAILER SHACKLESDecember 2024April 2025Allow310NoNo
18865916ELECTRIC DRIVE DEVICE AND ELECTRIC POWER STEERING DEVICENovember 2024July 2025Allow810NoNo
18934182A GURNEY SYSTEM FOR TRANSPORTING INJURED PERSONSOctober 2024September 2025Allow1010NoNo
18929878Locking System for King Pin of Fifth WheelOctober 2024November 2025Allow1310NoNo
18928225MULTIFUNCTIONAL BALL MOUNT WITH HIGH STRUCTURAL STRENGTHOctober 2024March 2025Allow510NoNo
18860208COUPLING SYSTEM FOR A TOWING VEHICLEOctober 2024June 2025Allow800NoNo
18926680STEERABLE TOWING HOOK DEVICEOctober 2024March 2025Allow510NoNo
18913716VEHICLES, DECKS FOR VEHICLES, AND REARWARD ASSEMBLIES FOR VEHICLESOctober 2024January 2025Allow410NoNo
18913803VEHICLESOctober 2024December 2024Allow200NoNo
18911716Front Suspension SystemOctober 2024January 2026Allow1521YesNo
18853060CEILING SUSPENSION ARRANGEMENT EXHIBITING AT LEAST ONE CRAWLER TYPE CEILING UNIT AS WELL AS METHOD OF SUSPENDING THE CEILING UNIT AT A CEILING STRUCTURESeptember 2024January 2026Allow1600NoNo
18853019CRAWLER TYPE VEHICLE CONFIGURED FOR TRAVELING ALONG A STRUCTURE, METHOD OF HANGING/SUSPENDING THE VEHICLE FOR CARRYING OUT A CRAWLER-LIKE TRAVELING MOTION ALONG THE STRUCTURE, AND USE OF AT LEAST ONE CRAWLER TYPE DRIVE UNIT FOR ACTIVE TRAVELING MOTIONSeptember 2024January 2026Allow1600NoNo
18894741BICYCLE FRAME WITH ANGLED STRUTSeptember 2024December 2025Allow1510NoNo
18890145RIDING LAWN MOWER AND CONTROL METHOD THEREOFSeptember 2024February 2026Allow1721NoNo
18886533HITCH BALL ATTACHMENT FOR A SKID STEER OR FORKLIFT FORKSeptember 2024November 2024Allow200NoNo
18883433Foot Peg Elevational System for Self-propelled Two-Wheeled VehiclesSeptember 2024March 2025Allow730YesNo
18882491Foot Peg Elevational System for Self-propelled Two-Wheeled VehiclesSeptember 2024February 2025Allow620YesNo
18830529Foot Peg Elevational System for Self-propelled Two-Wheeled VehiclesSeptember 2024December 2024Allow310NoNo
18844749Electrically-Assisted Pedal CyclesSeptember 2024December 2025Abandon1510NoNo
18823941Lift Devices for ContainersSeptember 2024December 2024Allow310NoNo
18824693Device for Motorizing a Manual Golf Push CartSeptember 2024January 2025Allow510NoNo
18814912ADJUSTABLE DISPLACED DIFFERENTIAL DRIVE SYSTEMAugust 2024November 2025Allow1430YesNo
18785569TOW HOOK DEVICEJuly 2024July 2025Allow1220NoNo
18782229CRAWLER DRIVE FOR AN AGRICULTURAL WORK MACHINE AND AGRICULTURAL WORK MACHINEJuly 2024June 2025Allow1100YesNo
18780745DEVICE FOR QUICKLY ATTACHING AND DETACHING EQUIPMENTJuly 2024September 2024Allow200NoNo
18759945ADJUSTABLE TRAILER COUPLERJune 2024September 2024Allow300NoNo
18758668RETAINER BRACKETJune 2024March 2025Allow810NoNo
18724750LINEAR ACTUATORJune 2024October 2025Allow1600NoNo
18754838SUSPENSION SYSTEM AND TRACK SYSTEM HAVING SAMEJune 2024April 2025Allow1010NoNo
18755535MOTORIZED MOBILE FUEL TRANSFER CADDYJune 2024May 2025Allow1100YesNo
18752575BICYCLE WITH BATTERY, MOTOR AND MOTOR MOUNT, WIRE ROUTING, SPEED SENSOR, AND DROPPER SEAT POSTJune 2024April 2025Allow900NoNo
18748978WORKING MACHINEJune 2024March 2025Allow900NoNo
18746887TRANSPORT WHEELCHAIR FOR NON-EMERGENCY MEDICAL TRANSPORTATIONJune 2024August 2024Allow210NoNo
18740574HYDRAULIC HITCH POSITIONING SYSTEMJune 2024March 2026Allow2110YesNo
18679522TRACK ASSEMBLY AND VEHICLEMay 2024March 2025Allow910NoNo
18679698TRACK SYSTEMMay 2024February 2026Allow2100NoNo
18715662BRINE ASSEMBLY FOR A STAND-ON SKID STEER VEHICLEMay 2024January 2025Allow700NoNo
18673415TRAILER CAMERA COMMUNICATIONS SYSTEMMay 2024March 2026Allow2200NoNo
18667018OFF-ROAD VEHICLEMay 2024October 2025Allow1710YesNo
18662094Electric Commercial Vehicle Rear AxleMay 2024November 2025Allow1810YesNo
18656005ELECTRIC SCOOTERMay 2024April 2025Allow1210NoNo
18705842ELECTRIC VEHICLE WITH A COOLING ARRANGEMENTApril 2024October 2025Allow1800NoNo
18644174TOW HOOK DEVICEApril 2024September 2024Allow510NoNo
18644767SELF-POWER-ASSISTED-STEERING STEERING GEARBOXApril 2024September 2024Allow500NoNo
18636999SNOW VEHICLEApril 2024February 2025Allow1010NoNo
18635468MOBILITY AND EXERCISE VEHICLEApril 2024July 2025Allow1510NoNo
18634928ADAPTABLE ATTACHMENT FOOT PLATE FOR A WHEELCHAIRApril 2024April 2025Allow1210NoNo
18700723BIOMIMETIC TOWER CLIMBING ROBOT AND TOWER CLIMBING METHOD THEREOFApril 2024July 2024Allow400NoNo
18634250AUXILIARY HITCH SYSTEM, COMPONENT CARRIER, DRAW BAR, BUMPER SYSTEM, HITCH EXTENDER, AND/OR DEVICE FOR VEHICLES AND TRUCKSApril 2024February 2025Allow1011NoNo
18633124UNIVERSAL STEERING SYSTEMApril 2024July 2024Allow310NoNo
18628038HITCHES INCLUDING LATCH ACTUATORS AND SENSORS, AND VEHICLES INCORPORATING THE SAMEApril 2024August 2025Allow1610NoNo
18626828BIKE FRAME HAVING A DRIVE MODULE ENCLOSUREApril 2024March 2025Allow1110YesNo
18624827HYDRAULIC STEERING DEVICE FOR AGRICULTURAL WORK VEHICLEApril 2024February 2026Allow2300YesNo
18624224BICYCLE FRAMEApril 2024September 2024Allow510YesNo
18624008ELECTRIC TRICYCLEApril 2024June 2025Allow1410NoNo
18615111DUAL USE TRAILER VEHICLEMarch 2024April 2025Allow1210NoNo
18608200SNOWMOBILEMarch 2024June 2025Allow1411NoNo
18608142Track Assembly For Patient Transport ApparatusMarch 2024February 2025Allow1100NoNo
18605784HIGH-MOBILITY WHEELED CLIMBING ROBOTMarch 2024June 2024Allow300NoNo
18601104Bow StopMarch 2024October 2025Abandon1910NoNo
18599050ELECTRIC SCOOTER ASSEMBLIESMarch 2024May 2025Abandon1510NoNo
18689789POWERED TRAILERMarch 2024August 2024Allow520NoNo
18594455GOOSENECK PUCK EXTENDERMarch 2024December 2024Allow910NoNo
18595128CLIMBING ROBOT WITH COMPLIANT PINION DRIVEMarch 2024December 2024Allow900NoNo
18585197FOLDING BICYCLEFebruary 2024May 2025Abandon1501NoNo
18583736ELECTRIC BALANCE VEHICLESFebruary 2024October 2025Allow2030NoNo
18581901DUAL SIDED SUSPENSION ASSEMBLY FOR A CYCLE WHEELFebruary 2024July 2025Allow1600YesNo
18582304Work Vehicle and Grass Mowing MachineFebruary 2024January 2025Allow1110NoNo
18444834VEHICULAR TRAILER HITCHING ASSIST SYSTEMFebruary 2024August 2025Allow1810NoNo
18442611ALL-TERRAIN VEHICLEFebruary 2024May 2025Allow1520NoNo
18683645CABLE ROUTING DEVICEFebruary 2024January 2025Allow1120NoNo
18439372Spring Bar Coupling Device for a Weight Distributing Trailer HitchFebruary 2024March 2025Abandon1310NoNo
18439224WEIGHT DISTRIBUTING TRAILER HITCHFebruary 2024December 2025Allow2220NoNo
18438243STEERING ASSEMBLY FOR MICROMOBILITY TRANSIT VEHICLESFebruary 2024May 2025Allow1510NoNo
18432119ECCENTRIC JOUNCE TRAVELLING MECHANISM FOR CHILDREN'S TOY VEHICLE AND TRAVELLING METHODFebruary 2024March 2026Allow2500NoNo
18430889MOBILE FITNESS PLAZAFebruary 2024May 2025Allow1610YesNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 3611.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
191
Examiner Affirmed
129
(67.5%)
Examiner Reversed
62
(32.5%)
Reversal Percentile
49.6%
Lower than average

What This Means

With a 32.5% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is below the USPTO average, indicating that appeals face more challenges here than typical.

Strategic Value of Filing an Appeal

Total Appeal Filings
538
Allowed After Appeal Filing
156
(29.0%)
Not Allowed After Appeal Filing
382
(71.0%)
Filing Benefit Percentile
30.5%
Lower than average

Understanding Appeal Filing Strategy

Filing a Notice of Appeal can sometimes lead to allowance even before the appeal is fully briefed or decided by the PTAB. This occurs when the examiner or their supervisor reconsiders the rejection during the mandatory appeal conference (MPEP § 1207.01) after the appeal is filed.

In this dataset, 29.0% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is below the USPTO average, suggesting that filing an appeal has limited effectiveness in prompting favorable reconsideration.

Strategic Recommendations

⚠ Appeals to PTAB face challenges. Ensure your case has strong merit before committing to full Board review.

⚠ Filing a Notice of Appeal shows limited benefit. Consider other strategies like interviews or amendments before appealing.

Art Unit 3611 - Prosecution Statistics Summary

Executive Summary

Art Unit 3611 is part of Group 3610 in Technology Center 3600. This art unit has examined 20,473 patent applications in our dataset, with an overall allowance rate of 72.6%. Applications typically reach final disposition in approximately 25 months.

Comparative Analysis

Art Unit 3611's allowance rate of 72.6% places it in the 37% percentile among all USPTO art units. This art unit has a below-average allowance rate compared to other art units.

Prosecution Patterns

Applications in Art Unit 3611 receive an average of 1.39 office actions before reaching final disposition (in the 15% percentile). The median prosecution time is 25 months (in the 81% percentile).

Strategic Considerations

When prosecuting applications in this art unit, consider the following:

  • The art unit's allowance rate suggests a more challenging examination environment compared to the USPTO average.
  • With fewer office actions than average, plan for relatively streamlined prosecution.
  • The median prosecution time is shorter than average and should be factored into your continuation and client communication strategies.
  • Review individual examiner statistics within this art unit to identify examiners with particularly favorable or challenging prosecution patterns.

Important Disclaimer

Not Legal Advice: The information provided in this report is for informational purposes only and does not constitute legal advice. You should consult with a qualified patent attorney or agent for advice specific to your situation.

No Guarantees: We do not provide any guarantees as to the accuracy, completeness, or timeliness of the statistics presented above. Patent prosecution statistics are derived from publicly available USPTO data and are subject to data quality limitations, processing errors, and changes in USPTO practices over time.

Limitation of Liability: Under no circumstances will IronCrow AI be liable for any outcome, decision, or action resulting from your reliance on the statistics, analysis, or recommendations presented in this report. Past prosecution patterns do not guarantee future results.

Use at Your Own Risk: While we strive to provide accurate and useful prosecution statistics, you should independently verify any information that is material to your prosecution strategy and use your professional judgment in all patent prosecution matters.