USPTO Art Unit 3798 Prosecution Statistics

Art Unit Information

Art Unit: 3798
Group: 3790
Tech Center: 3700
Total Cases: 1,803
Last Active: August 2025

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19314675DUAL FUNCTION ULTRASOUND SYSTEM TIGHTENS SKIN AND REDUCES FATAugust 2025November 2025Allow200NoNo
19314713FAT TISSUE TREATMENTAugust 2025November 2025Allow200NoNo
19295127SYSTEMS AND METHODS FOR ULTRASOUND NEUROMODULATION OF DESIRED ANATOMICAL TARGETSAugust 2025October 2025Allow200NoNo
19275257System for Remote Cardiac Ultrasonic MonitoringJuly 2025December 2025Allow500NoNo
19253831SYSTEMS AND METHODS FOR GUIDING ULTRASONIC PROBE POSITIONING USING SCORING-BASED CANONICAL VIEW SIMULATION MODELJune 2025November 2025Allow501YesNo
19224001WATER JET CUTTER TRAJECTORY PRESETTING APPARATUS, COMPUTER-READABLE STORAGE MEDIUM, AND ELECTRONIC DEVICEMay 2025November 2025Allow610YesNo
19222348APPARATUS AND METHODS FOR USE WITH IMAGE-GUIDED SKELETAL PROCEDURESMay 2025October 2025Allow510YesNo
19210678ULTRASOUND PROBE, ULTRASOUND TRANSDUCER UNIT, AND ULTRASOUND ENDOSCOPEMay 2025February 2026Allow910YesNo
19189803SYSTEM AND METHOD FOR SWEEP TRAJECTORY GUIDANCEApril 2025September 2025Allow510YesNo
19184843WEARABLE DEVICE FOR NON-INVASIVE MONITORING OF INTRACRANIAL PRESSURE THROUGH OPHTHALMIC BIOMARKERSApril 2025July 2025Allow310NoNo
19184495SYSTEMS AND METHODS FOR ULTRASONIC GUIDED NEEDLE INSERTIONApril 2025August 2025Allow410YesNo
19183628TRANSPERINEAL PROSTATE BIOPSY DEVICE, SYSTEMS, AND METHODS OF USEApril 2025June 2025Allow200NoNo
19181354OPTICAL PUMPING-BASED MULTIMODAL FUSION DETECTION APPARATUSApril 2025October 2025Allow610YesNo
19173862PROSTATE PUNCTURE GUIDANCE METHOD, APPARATUS, DEVICE AND SYSTEM BASED ON MULTI-MODAL FUSIONApril 2025February 2026Allow1120NoNo
19118883A SYSTEM WITH A CARDIOLOGICAL SENSOR FOR LUNG FLUID DETECTIONApril 2025February 2026Allow1110NoNo
19095115Preparing an MR Elastography with an MR Elastography ApparatusMarch 2025September 2025Allow610NoNo
19088789DETERMINING PANCREAS DISEASE USING FUNCTIONAL IMAGINGMarch 2025February 2026Allow1110YesNo
19066343IMAGING SYSTEM WITH OPTICAL PATHWAYFebruary 2025March 2026Allow1200YesNo
19106543INTERFEROMETRIC NEAR INFRARED SPECTROSCOPY SYSTEMFebruary 2025November 2025Allow800NoNo
19059955STIMULATED-ECHO IMAGING FOR EPRIFebruary 2025June 2025Allow300YesNo
19057001ULTRASOUND PROBE DETACHABLE INJECTION ASSISTANTFebruary 2025April 2025Allow200YesNo
19054710Medical Devices with a Quick Release Drive ConnectorFebruary 2025February 2026Allow1200YesNo
19053985SYSTEMS AND METHODS FOR QUANTITATIVE DIAGNOSIS OF ANEMIAFebruary 2025February 2026Allow1200YesNo
19042949SYSTEM AND METHOD FOR REAL-TIME FUSION OF ACOUSTIC IMAGE WITH REFERENCE IMAGEJanuary 2025March 2026Allow1410NoNo
19042983Ultrasound System with Target and Medical Instrument AwarenessJanuary 2025February 2026Allow1300YesNo
18998710ULTRASOUND IMAGING SYSTEM INCLUDING CONFIGURABLE TRANSDUCER PROBEJanuary 2025February 2026Allow1200YesNo
19037850ULTRASOUND DIAGNOSTIC APPARATUS AND ULTRASOUND DIAGNOSTIC PROGRAMJanuary 2025January 2026Abandon1200NoNo
19035180ORTHOBIOLOGIC IMPLEMENTATION SYSTEMJanuary 2025July 2025Allow510YesNo
19032850METHODS AND SYSTEMS FOR ESTABLISHING PARAMETERS FOR THREE-DIMENSIONAL IMAGINGJanuary 2025January 2026Allow1200NoNo
19019042System, Method and Apparatus for Magnetic Tracking of Ultrasound Probe and Generation of 3D Visualization ThereofJanuary 2025February 2026Allow1300YesNo
19019424EXCSIONAL DEVICES AND METHODSJanuary 2025January 2026Allow1200YesNo
19007919METHOD, SYSTEM, APPARATUS AND MEDIUM FOR MONITORING ABDOMINAL RESPIRATION BASED ON ULTRASOUND IMAGEJanuary 2025August 2025Allow820NoNo
19006277HYDROGEN AND FLUORINE DOUBLE RESONANCE RADIOFREQUENCY COIL FOR RECTUMDecember 2024May 2025Allow400NoNo
19007186ULTRASOUND PROBE WITH AN INTEGRATED NEEDLE ASSEMBLY AND A COMPUTER PROGRAM PRODUCT, A METHOD AND A SYSTEM FOR PROVIDING A PATH FOR INSERTING A NEEDLE OF THE ULTRASOUND PROBEDecember 2024March 2025Allow200YesNo
19007176ULTRASOUND PROBE WITH AN INTEGRATED NEEDLE ASSEMBLY AND A COMPUTER PROGRAM PRODUCT, A METHOD AND A SYSTEM FOR PROVIDING A PATH FOR INSERTING A NEEDLE OF THE ULTRASOUND PROBEDecember 2024March 2025Allow200YesNo
19000825VISUALIZATION OF REFLECTORS IN INTRALUMINAL ULTRASOUND IMAGES AND ASSOCIATED SYSTEMS, METHODS, AND DEVICESDecember 2024January 2026Allow1300NoNo
18990443DEVICE AND METHOD FOR IN VIVO DETECTION OF CLOTS WITHIN CIRCULATORY VESSELSDecember 2024February 2026Allow1400YesNo
18984429Needle Guidance SystemDecember 2024January 2026Allow1310NoNo
18977422ULTRASOUND IMAGING METHOD FOR MEASURING AN OBJECTDecember 2024May 2025Allow510NoNo
18975590RAMAN COMPUTED TOMOGRAPHY (RAMAN-CT) SYSTEM AND METHODDecember 2024March 2026Allow1510YesNo
18975499METHOD AND ELECTRONIC DEVICE FOR CLASSIFYING VESSELDecember 2024November 2025Allow1120YesNo
18974399SYSTEM AND METHOD FOR GENERATION OF REGISTRATION TRANSFORM FOR SURGICAL NAVIGATIONDecember 2024May 2025Allow501YesNo
18870941ESTIMATION OF VISCOELASTICITY OF ARTERIAL OR VENOUS WALLDecember 2024February 2026Allow1510NoNo
18965088DEVICE AND A METHOD FOR MONITORING AN IMPLANTDecember 2024March 2026Allow1510YesNo
18960845AI Powered Mobility Assessment SystemNovember 2024May 2025Allow620YesNo
18958829METHODS FOR PLANNING AND GUIDING ENDOSCOPIC PROCEDURES THAT INCORPORATE IMAGE-TO-BODY DIVERGENCE REDUCTIONNovember 2024September 2025Allow910NoNo
18958616EAR IMAGING SYSTEMNovember 2024January 2026Allow1401NoNo
18955576ULTRASOUND DIAGNOSTIC APPARATUS AND PROGRAMNovember 2024January 2026Abandon1400NoNo
18953279Magnetic Resonance Apparatus with Detachable Arrangement of a Guide Rail UnitNovember 2024February 2026Allow1510NoNo
18946095ULTRASOUND SYSTEM FOR A VIRTUAL SONOGRAPHY TEAMNovember 2024January 2026Allow1410NoNo
18944152OPTOACOUSTIC IMAGE ANALYSIS METHOD AND SYSTEM FOR AUTOMATICALLY ESTIMATING LESION TRAITSNovember 2024February 2026Allow1510NoNo
18945460ULTRASONIC PROBENovember 2024October 2025Allow1100YesNo
18939342METHODS AND SYSTEMS FOR CONTROLLED DEPLOYMENT OF NEEDLES IN TISSUENovember 2024February 2026Allow1510NoNo
18936786INTRAVASCULAR DEVICES, SYSTEMS, AND METHODSNovember 2024November 2025Allow1300NoNo
18936080Flexible Optical Imaging Bands and Optical Imaging Methods for the Diagnosis and Monitoring of Systemic Lupus Erythematosus in Finger JointsNovember 2024September 2025Allow1100YesNo
18861984BLOOD VESSEL IMAGE CALIBRATION METHOD AND DEVICEOctober 2024May 2025Allow700NoNo
18930558ROTATING MARKER AND ADAPTER FOR IMAGE-GUIDED SURGERYOctober 2024October 2025Allow1200NoNo
18929862ULTRASONIC IRRADIATION DEVICE, IRRADIATION METHOD THEREOFOctober 2024November 2025Allow1310YesNo
18926596GUIDED ULTRASOUND FOR THE TARGETING AND TREATMENT OF TENDON DISORDERSOctober 2024November 2025Allow1301NoNo
18925449MAGNETO-MECHANICAL CAPSULESOctober 2024November 2025Allow1301YesNo
18922916Methods and Apparatus for Imaging with Conformable Ultrasound PatchOctober 2024February 2026Allow1610NoNo
18920750WRIST-WATCH BACK CASES, SYSTEMS AND METHODS FOR MEASURING BIOMARKERSOctober 2024March 2026Allow1710YesNo
18920615WEARABLE CLOSED LOOP TUS SYSTEMOctober 2024August 2025Allow1010NoNo
18857483RESPIRATORY-STATE RESOLVED MAGNETIC RESONANCE IMAGINGOctober 2024February 2026Allow1610NoNo
18916267MAMMOGRAPHY APPARATUS, DISPLAY METHOD OF MAMMOGRAPHY APPARATUS, AND MEDICAL IMAGE ACQUISITION SYSTEMOctober 2024September 2025Allow1100NoNo
18913937Echocardiography Deep Learning and Cardiovascular OutcomesOctober 2024March 2025Allow510YesNo
18909999ULTRASONIC PROBE AND ULTRASONIC DEVICE INCORPORATING DIFFERENT ARRAYSOctober 2024January 2026Allow1510NoNo
18907879MEDICAL CAMERA ASSEMBLY COMPRISING RANGE CAMERA AND THERMOGRAPHIC CAMERAOctober 2024February 2026Allow1610YesNo
18906574ACUTE RESPIRATORY DISTRESS SYNDROME EVALUATING METHOD AND SYSTEM THEREOFOctober 2024March 2026Allow1710NoNo
18904706SYSTEMS AND METHODS FOR CRANIAL SELF-REGISTRATION FOR ULTRASOUND NEUROMODULATION WEARABLESOctober 2024June 2025Allow900YesNo
18853576MULTI-COMPONENT HOUSING FOR SENSING IN INTRALUMINAL DEVICEOctober 2024March 2026Allow1710YesNo
18903637SYSTEMS AND METHODS FOR DETECTING ANOMALY IN BIOLOGICAL TISSUESOctober 2024January 2026Allow1600NoNo
18902206TABLET ULTRASOUND SYSTEMSeptember 2024February 2026Allow1610NoNo
18852522INTELLIGENT GRADING METHOD AND SYSTEM FOR PULMONARY NODULES BASED ON MULTI-MODAL FEATURE FUSIONSeptember 2024August 2025Allow1110NoNo
18851817COMPLETENESS OF VIEW OF ANATOMY IN ULTRASOUND IMAGING AND ASSOCIATED SYSTEMS, DEVICES, AND METHODSSeptember 2024September 2025Allow1100NoNo
18851950DEVICES, SYSTEMS, AND METHODS FOR SECURELY AND SELECTIVELY ATTACHING AN ULTRASOUND ACCESSORY TO AN ENDOSCOPESeptember 2024December 2025Allow1500YesNo
18898893AUGMENTED REALITY GUIDANCE FOR VASCULAR PROCEDURESSeptember 2024March 2025Allow610YesNo
18898478GRAPHICAL USER INTERFACE FOR A ROBOTIC SURGICAL SYSTEMSeptember 2024March 2026Abandon1810NoNo
18897488ANALYZING SURGICAL TRENDS BY A SURGICAL SYSTEMSeptember 2024October 2025Allow1200YesNo
18896595SYSTEMS AND METHODS OF REGISTRATION FOR IMAGE GUIDED SURGERYSeptember 2024September 2025Allow1100NoNo
18896620IN VIVO NON-INVASIVE MEASUREMENT OF BLOOD PARAMETERS USING LASER ENABLED SWEPT FREQUENCY ACOUSTIC INTERFEROMETRYSeptember 2024February 2026Allow1710YesNo
18894921DEVICES AND METHODS FOR IN VIVO TISSUE DIAGNOSISSeptember 2024July 2025Allow1011NoNo
18894107INTERCONNECTS FOR INTRAVASCULAR ULTRASOUND (IVUS) DEVICESSeptember 2024March 2026Abandon1710NoNo
18893769ULTRASOUND IMAGING METHOD AND SYSTEM, AND STORAGE MEDIUMSeptember 2024September 2025Allow1200NoNo
18891451COMPUTER-IMPLEMENTED METHOD, PROCESSING APPARATUS, IMAGING FACILITY AND COMPUTER PROGRAM FOR SPECIFYING A LOCATION AND/OR A THICKNESS OF A SLICE OF A PATIENT TO BE IMAGEDSeptember 2024March 2026Allow1810NoNo
18889778ULTRASOUND IMAGE PROCESSING APPARATUS, METHOD, PROGRAM AND SYSTEMSeptember 2024September 2025Allow1210NoNo
18848496NON-INVASIVE SENSOR AND MEASURING METHODSeptember 2024January 2026Allow1610NoNo
18887776SYSTEM FOR CATHETER-GUIDED VISUALIZATION AND RENDERINGSeptember 2024March 2026Allow1810YesNo
18886261SHOCK WAVE BALLOON CATHETER WITH MULTIPLE SHOCK WAVE SOURCESSeptember 2024December 2025Allow1510NoNo
18885090Ultrasound Probe with Smart AccessorySeptember 2024March 2026Allow1810NoNo
18885358ULTRASONIC DEVICES CONFIGURED FOR BLOOD PRESSURE ESTIMATIONSeptember 2024March 2026Abandon1810NoNo
18884315ULTRASOUND IMAGE PROCESSING APPARATUSSeptember 2024March 2026Allow1810NoNo
18883697SYSTEM AND METHOD FOR REAL-TIME CORRECTION OF STRAIN TRACES IN PATIENTS WITH CONDUCTION DELAYSSeptember 2024August 2025Allow1100NoNo
18883578COMBINED RADIATION ACOUSTICS AND ULTRASOUND FOR RADIOTHERAPY GUIDANCE AND CANCER TARGETINGSeptember 2024December 2025Allow1520NoNo
188826474TH GENERATION LINEAR-FOCUSED-TYPE HIGH-INTENSITY FOCUSED ULTRASOUND SYSTEMSeptember 2024November 2025Allow1410YesNo
18845887Tiltingly Oscillating Ultrasound Treatment DeviceSeptember 2024June 2025Allow900NoNo
18830702FAT FRACTION ESTIMATION FROM TISSUE NON-LINEAR RESPONSE WITH ULTRASOUND MEDICAL IMAGINGSeptember 2024March 2026Allow1810NoNo
18829655ENDOSCOPE BALLOON, ENDOSCOPE BALLOON UNIT, AND ENDOSCOPESeptember 2024March 2026Allow1810YesNo
18830149SLEEP TRACKING AND VITAL SIGN MONITORING USING LOW POWER RADIO WAVESSeptember 2024February 2026Allow1810YesNo
18828079SYSTEM INCLUDING MAGNETIC RESONANCE TOMOGRAPHY UNITS OPERATED WITH LIMITED BANDWIDTHSeptember 2024August 2025Allow1100YesNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 3798.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
55
Examiner Affirmed
31
(56.4%)
Examiner Reversed
24
(43.6%)
Reversal Percentile
88.2%
Higher than average

What This Means

With a 43.6% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is in the top 25% across the USPTO, indicating that appeals are more successful here than in most other areas.

Strategic Value of Filing an Appeal

Total Appeal Filings
162
Allowed After Appeal Filing
49
(30.2%)
Not Allowed After Appeal Filing
113
(69.8%)
Filing Benefit Percentile
38.4%
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, 30.2% 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 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 shows limited benefit. Consider other strategies like interviews or amendments before appealing.

Art Unit 3798 - Prosecution Statistics Summary

Executive Summary

Art Unit 3798 is part of Group 3790 in Technology Center 3700. This art unit has examined 1,803 patent applications in our dataset, with an overall allowance rate of 72.9%. Applications typically reach final disposition in approximately 43 months.

Comparative Analysis

Art Unit 3798's allowance rate of 72.9% places it in the 39% 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 3798 receive an average of 2.98 office actions before reaching final disposition (in the 98% percentile). The median prosecution time is 43 months (in the 9% 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 more office actions than average, plan for multiple rounds of prosecution.
  • The median prosecution time is longer 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.