USPTO Group 2850 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19361985AIR QUALITY MONITORS MINIMIZATION SYSTEM AND METHODSOctober 2025March 2026Allow500NoNo
19357613LOW GRAVITY SIMULATOROctober 2025December 2025Allow200NoNo
19338667SYSTEM AND METHOD FOR SENSING PLANT ELECTRICAL SIGNALSSeptember 2025December 2025Allow200NoNo
19334135PORTABLE POWER CASE WITH LITHIUM IRON PHOSPHATE BATTERYSeptember 2025March 2026Allow610NoNo
19332741SYSTEMS AND METHODS OF SENSOR DATA FUSIONSeptember 2025January 2026Allow400YesNo
19331794MODULAR PIPE INSPECTION ROBOT AND METHOD FOR INSPECTING AN EXTERNAL SURFACE OF A PIPESeptember 2025November 2025Allow200NoNo
19330367PILE INSTALLATION CONFIRMATION INSTRUMENTSeptember 2025December 2025Allow300NoNo
19327829CALIBRATION BLOCK FOR PHASED ARRAY OF ULTRA-SONIC ELEMENTSSeptember 2025January 2026Allow500NoNo
19327842SYSTEMS, METHODS, AND APPARATUS FOR REPORTING INSPECTION DATASeptember 2025January 2026Allow500NoNo
19328101ASSEMBLY STRUCTURE FOR RANGEFINDER POSITIONING DEVICESeptember 2025December 2025Allow300NoNo
19327418SYSTEMS AND METHODS OF SENSOR DATA FUSIONSeptember 2025February 2026Allow510NoNo
19323852FREE SURFACE FLOW MEASUREMENT ASSEMBLYSeptember 2025February 2026Allow501YesNo
19319163APPARATUS FOR CRAFTWORKSeptember 2025December 2025Allow300NoNo
19319223DIGITAL TAPE MEASURE AND MOUNTING SYSTEMSeptember 2025March 2026Allow610NoNo
19319105SYSTEMS AND METHODS OF SENSOR DATA FUSIONSeptember 2025January 2026Allow400YesNo
19314450Streaming Current MonitorAugust 2025March 2026Allow620NoNo
19312376FIVE-IN-ONE WIRELESS CHARGERAugust 2025October 2025Allow200NoNo
19311808SYSTEMS AND METHODS FOR OPTIMIZING MIXTURE-OF-EXPERTS MODEL PLACEMENT USING QUBO-BASED BIN PACKINGAugust 2025October 2025Allow200NoNo
19311900DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACEAugust 2025March 2026Allow610NoNo
19302973SYSTEMS AND METHODS OF SENSOR DATA FUSIONAugust 2025January 2026Allow500YesNo
19301204SYSTEMS AND METHODS OF SENSOR DATA FUSIONAugust 2025February 2026Allow610NoNo
19298792SYSTEMS, METHODS, AND DEVICES FOR POWERING A MESH NETWORK USING A PORTABLE POWER CASEAugust 2025March 2026Allow710NoNo
19296890Confidence Level for Agent-Generated Search AnalyticsAugust 2025March 2026Allow710YesNo
19293915SUBSTANCE FEEDING DEVICE, MIXING SYSTEM, AND BATTERY PRODUCTION LINEAugust 2025February 2026Allow610NoNo
19294193INDOOR FIRE SOURCE LOCALIZATION METHOD FOR HIGH-RISE BUILDINGS BASED ON GLASS SURFACE TEMPERATUREAugust 2025October 2025Allow200NoNo
19292254WEARABLE AND LIGHTWEIGHT PORTABLE POWER CASEAugust 2025December 2025Allow420NoNo
19288726LIDAR MEASUREMENT OF METHANE GAS FLOW IN COMPLEX WINDAugust 2025February 2026Allow710NoNo
19285870SELF DETERMINED WEIGHT CONTAINERJuly 2025September 2025Allow210YesNo
19284296MAGNETIC WIRELESS CHARGING QUICK-RELEASE MOUNTJuly 2025January 2026Allow510NoNo
19279049RF-BASED SPECIAL MATERIAL DETECTION SYSTEM WITH SECURE MULTI-DIMENSIONAL AUTHENTICATIONJuly 2025January 2026Allow510NoNo
19278579SEALING PERFORMANCE SIMULATION METHOD FOR CEMENT SHEATH CONSIDERING WELLBORE FILTER CAKE AND FRACTURING WORKING CONDITIONSJuly 2025October 2025Allow310NoNo
19276192METHOD AND SYSTEM FOR ESTABLISHING SPACE-GROUND INTEGRATED REAL-TIME MONITORING REFERENCE FOR DAM DEFORMATIONJuly 2025August 2025Allow100NoNo
19275917MULTI-PHYSICS FIELD COUPLING ENVIRONMENT SIMULATION DEVICEJuly 2025November 2025Allow400NoNo
19275209SYSTEMS AND METHODS OF SENSOR DATA FUSIONJuly 2025February 2026Allow710NoNo
19272886Electrical PackageJuly 2025February 2026Allow710YesNo
19269952SUPERCONDUCTING MOTOR QUENCH DETECTION METHOD AND APPARATUS BASED ON ROTATIONAL SYMMETRY OF MOTORJuly 2025January 2026Allow610YesNo
19268659DYNAMIC SAMPLING WITH WIRELESS BATTERY-POWERED MONITORJuly 2025January 2026Allow610NoNo
19266270ROCK POROSITY PREDICTION METHOD BASED ON SMALL-SAMPLE INVERSION OF WHILE-DRILLING DATAJuly 2025December 2025Allow510NoNo
19266096TOOL WEAR STATE MONITORING METHOD AND SYSTEM BASED ON MULTIPLE TYPES OF SIGNALSJuly 2025August 2025Allow200NoNo
19262135SEMICONDUCTOR LOW-TEMPERATURE ELEMENTAL MERCURY GENERATORJuly 2025August 2025Allow200NoNo
19262396BOUNDARY LAYER TESTING SYSTEM WITH ENHANCED ENTRY REGION FOR ANGULATED SURFACESJuly 2025March 2026Allow800NoNo
19262453CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025January 2026Allow610NoNo
19262421CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025January 2026Allow610NoNo
19262492CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025January 2026Allow610NoNo
19262504CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025September 2025Allow310NoNo
19262957STRUCTURE-BASED METHODS TO MITIGATE VOLTAGE FLUCTUATIONS IN DYNAMIC WIRELESS POWER TRANSFER FOR ELECTRIC VEHICLESJuly 2025November 2025Allow410NoNo
19261274SYSTEMS AND METHODS OF SENSOR DATA FUSIONJuly 2025September 2025Allow210YesNo
19261789CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025January 2026Allow610NoNo
19260993CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025March 2026Allow810NoNo
19260984CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025September 2025Allow310NoNo
19261729CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025September 2025Allow210NoNo
19260586CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025October 2025Allow310NoNo
19260585CHARGING SYSTEM AND EMERGENCY START DEVICEJuly 2025October 2025Allow310NoNo
19260450FOLDED CAMERA WITH CONTINUOUSLY ADAPTIVE ZOOM FACTORJuly 2025December 2025Allow510NoNo
19260452OPTICAL-PATH FOLDING-ELEMENT WITH AN EXTENDED TWO DEGREE OF FREEDOM ROTATION RANGEJuly 2025August 2025Allow100NoNo
19259619NMR APPARATUS WITH FLEXIBLE SAMPLE TRANSPORT TUBEJuly 2025August 2025Allow100NoNo
19260244PRINTER CONTROL METHOD AND PRINTERJuly 2025October 2025Allow410NoNo
19257795Transfer of an Image Impression Between Different Magnetic Resonance Imaging SystemsJuly 2025August 2025Allow200NoNo
19258831AUTOMATED TEMPERATURE COMPENSATION METHOD, APPARATUS AND STORAGE MEDIUMJuly 2025December 2025Allow610NoNo
19256809SYSTEMS AND METHODS OF SENSOR DATA FUSIONJuly 2025February 2026Allow810NoNo
19254045GRINDING SIMULATION TEST DEVICE AND METHOD FOR STEEL TURNOUT RAIL OF RAIL TRANSITJune 2025December 2025Allow510NoNo
19254829SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025December 2025Allow610NoNo
19254162METHOD AND DEVICE FOR SINGLE EVENT EFFECT TESTING OF LARGE CAPACITY SOLID STATE DRIVES BASED ON HIGH-ENERGY PARTICLESJune 2025August 2025Allow100NoNo
19252836SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025December 2025Allow610YesNo
19252795SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025October 2025Allow410YesNo
19252869SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025January 2026Allow610NoNo
19252894SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025January 2026Allow610NoNo
19252816SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025November 2025Allow410NoNo
19252698MAGNETIC MOMENT MEASUREMENT SYSTEM AND METHODJune 2025August 2025Allow200NoNo
19251302APPARATUS FOR EXTRACTING SOIL ORGANIC CARBONJune 2025August 2025Allow200NoNo
19250564SYSTEMS AND METHODS FOR ANOMALOUS SOUND DETECTIONJune 2025August 2025Allow200YesNo
19249321SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025August 2025Allow200YesNo
19249288SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025October 2025Allow410NoNo
19248380MECHANICAL METHOD OF DETERMINING THE BEST MATERIAL FOR USE AS CLEAR ALIGNER COMPOSITE RESIN ATTACHMENT AMONG EXPERIMENTED GROUPSJune 2025October 2025Allow400YesNo
19245512DIAGNOSIS METHOD AND SYSTEM OF MICRO-SHORT CIRCUIT FAULT OF BATTERYJune 2025October 2025Allow400NoNo
19244836AUTONOMOUS TIRE AND WHEEL BALANCER, METHOD THEREFOR AND ROBOTIC AUTOMOTIVE SERVICE SYSTEMJune 2025January 2026Allow711NoNo
19245207ELECTROMAGNETIC DETECTION SYSTEM BASED ON SEA-BOTTOM CRAWLERJune 2025December 2025Allow610YesNo
19243675Integration and Calibration Method of Geomagnetic Vector Measuring Device for ExplorationJune 2025February 2026Allow820NoNo
19243439ELECTRIC VEHICLE CHARGING STATIONJune 2025November 2025Allow510NoNo
19242004ANALYTE DETECTION APPARATUSJune 2025September 2025Allow310NoNo
19240841PROTECTING A POWER INVERTER BY SENSING A PHASE NODE VOLTAGEJune 2025December 2025Allow610NoNo
19238876SYSTEM AND METHOD FOR INTEGRATED CIRCUIT DESIGNJune 2025August 2025Allow200NoNo
19238401APPARATUS AND METHOD FOR DETERMINING FLUID FLOW AND ALARMINGJune 2025August 2025Allow200YesNo
19238389BOREHOLE-TO-SURFACE NEAR-SOURCE TRANSIENT ELECTROMAGNETIC HIGH-PRECISION EXPLORATION METHODJune 2025September 2025Allow300NoNo
19237914HIGH DENSITY BASKET SCALES AND SYSTEMS USING THE SAMEJune 2025November 2025Allow520YesNo
19238010IRRIGATION IMPACTS ON A LEACH STOCKPILEJune 2025September 2025Allow310NoNo
19237662SYSTEMS AND METHODS OF SENSOR DATA FUSIONJune 2025December 2025Allow620NoNo
19237049DETECTION METHOD FOR INVERTER SYSTEM, INVERTER SYSTEM, AND ARC DETECTION SYSTEMJune 2025July 2025Allow100NoNo
19235650INVOLUTE GEAR PROFILE ARTIFACT FOR LARGE GEAR TRACEABLE METROLOGYJune 2025August 2025Allow200NoNo
19235128ADJUSTABLE ARCHWAY SYSTEM WITH INTEGRATED LIGHTING, PIVOT JOINTS, AND PATTERNED DESIGNJune 2025January 2026Allow710NoNo
19235017PORTABLE POWER CASE WITH LITHIUM IRON PHOSPHATE BATTERYJune 2025September 2025Allow310NoNo
19234240FLUID PARAMETER MEASUREMENT DEVICE WITH ANNULAR GAPJune 2025October 2025Allow400NoNo
19232173DRUM CARTRIDGE AND DEVELOPING CARTRIDGE CAPABLE OF SUPPRESSING VARIATION IN POSITION OF ELECTRICAL CONTACT SURFACEJune 2025December 2025Allow610NoNo
19231983VEHICLE MAGNETOMETER CALIBRATION SYSTEMJune 2025July 2025Allow200NoNo
19232358ELECTRONIC CHARGING SHELF SYSTEMJune 2025December 2025Allow610NoNo
19230006DETECTION DEVICE FOR STEAM TURBINE BLADEJune 2025July 2025Allow100NoNo
19229428WELDING WIRE REMAINING AMOUNT DETECTION AND WARNING SYSTEMJune 2025November 2025Allow500YesNo
19228676ENERGY EFFICIENCY TESTING DEVICE AND METHOD FOR ELECTRIC OVENJune 2025October 2025Allow400NoNo
19228433GEOTHERMALLY COOLED ELECTRIC VEHICLE CHARGING INFRASTRUCTUREJune 2025August 2025Allow210NoNo
19227295DEVICE AND METHOD FOR DETERMINING GAS DIFFUSION COEFFICIENT IN ROCKSJune 2025August 2025Allow200NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for group 2850.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
1322
Examiner Affirmed
869
(65.7%)
Examiner Reversed
453
(34.3%)
Reversal Percentile
61.0%
Higher than average

What This Means

With a 34.3% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is above the USPTO average, indicating that appeals have better success here than typical.

Strategic Value of Filing an Appeal

Total Appeal Filings
5626
Allowed After Appeal Filing
2048
(36.4%)
Not Allowed After Appeal Filing
3578
(63.6%)
Filing Benefit Percentile
80.2%
Higher 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, 36.4% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the top 25% across the USPTO, indicating that filing appeals is particularly effective here. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

Strategic Recommendations

Appeals to PTAB show good success rates. If you have a strong case on the merits, consider fully prosecuting the appeal to a Board decision.

Filing a Notice of Appeal is strategically valuable. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

Group 2850 - Prosecution Statistics Summary

Executive Summary

Group 2850 is part of Technology Center 2800. This group has examined 205,436 patent applications in our dataset, with an overall allowance rate of 86.2%. Applications typically reach final disposition in approximately 24 months.

Prosecution Patterns

Applications in Group 2850 receive an average of 1.37 office actions before reaching final disposition. The median prosecution time is 24 months.

Strategic Overview

This group-level data aggregates statistics across multiple art units. For more targeted prosecution strategies, review the individual art unit and examiner statistics within this group.

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.