USPTO Art Unit 1796 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19024756METHODS FOR PROCESSING A PATHOLOGY SPECIMENJanuary 2025June 2025Allow501NoNo
19014907IROA Metabolomics Workflow for Improved Accuracy, Identification and QuantitationJanuary 2025March 2025Allow200YesNo
18848147EXTRACTION OPERATION ROOM AND INTELLIGENT SAMPLE ACCESS SYSTEMSeptember 2024February 2025Allow500NoNo
18829330NUCLEIC ACID TEST KIT AND PREPARATION PROCESS THEREOFSeptember 2024April 2025Allow711NoNo
18811490SYSTEMS, DEVICES, AND METHODS FOR AUTOMATIC CELL SORTINGAugust 2024December 2024Allow400NoNo
18809530BIOHYDROGEN PRODUCTION DEVICE OF CORN STALKS BASED ON SYNCHRONOUS SACCHARIFICATION AND FERMENTATION AND HYDROGEN PRODUCTION METHOD THEREOFAugust 2024May 2025Allow910YesNo
18793613MICROORGANISM SAMPLING TOOLAugust 2024November 2024Allow400NoNo
18833282HIGH-THROUGHPUT ASSAY FOR CELL MIGRATION, CHEMOTAXIS, AND FUNCTIONJuly 2024March 2025Allow800NoNo
18769059AUTOMATED SYSTEM AND METHODS FOR TISSUE DEMINERALIZATIONJuly 2024February 2025Allow710YesNo
18722124PROCESS FOR MANUFACTURING A MICROFLUIDIC DEVICEJune 2024April 2025Allow1020NoNo
18733288SYSTEMS AND METHODS FOR FRACTIONATION AND COLLECTION OF ANALYTES IN A SAMPLEJune 2024May 2025Allow1201NoNo
18668683APPARATUS FOR MEASURING GLYCATION OF RED BLOOD CELLS AND GLYCATED HEMOGLOBIN LEVEL USING PHYSICAL AND ELECTRICAL CHARACTERISTICS OF CELLS, AND RELATED METHODSMay 2024May 2025Allow1201NoNo
18696338TUBE RETAINER WITH VACUUM PUMP HAVING DISK CAMMarch 2024December 2024Allow810NoNo
18692839DISINFECTING AND VIRUS INACTIVATING DEVICE, AIR-CONDITIONING APPARATUS INCLUDING DISINFECTING AND VIRUS INACTIVATING DEVICE THEREON, AND DISINFECTION AND VIRUS INACTIVATION METHODMarch 2024March 2025Allow1221YesNo
18608572SYSTEM AND METHOD FOR PROCESSING AND DETECTING NUCLEIC ACIDSMarch 2024June 2025Abandon1501NoNo
18690486FLUID ANALYZING SYSTEM USING FILM-LEVER ACTUATED SWITCHESMarch 2024July 2024Allow400NoNo
18598166ULTRA-HIGH-SPEED FULLY AUTOMATIC PRECISION SPECTRAL ANALYSIS SYSTEM FOR RARE EARTH METALS AND WORKING METHOD THEREOFMarch 2024January 2025Allow1011NoNo
18595920SORTING PARTICLES IN A MICROFLUIDIC DEVICEMarch 2024June 2025Allow1501NoNo
18595927CONCENTRATING PARTICLES IN A MICROFLUIDIC DEVICEMarch 2024September 2024Allow700NoNo
18588830EMULATING VASCULAR CELLULAR PHYSIOLOGIESFebruary 2024January 2025Allow1110NoNo
18583747SYSTEMS AND METHODS FOR ASSESSING BIOLOGICAL SAMPLESFebruary 2024March 2025Allow1200NoNo
18439694Organ Chips And Uses ThereofFebruary 2024May 2025Abandon1610NoNo
18419850APOLIPOPROTEIN E ISOTYPE DETECTION BY MASS SPECTROMETRYJanuary 2024January 2025Allow1210NoNo
18412395MICROFLUIDIC SYSTEMJanuary 2024August 2024Allow720YesNo
18407234Surface Stabilization of BiosensorsJanuary 2024August 2024Allow700NoNo
18406610EMULATING DISEASE IN A MICROFLUIDIC SYSTEM WITH A RELEASABLE INTERFACIAL FILM AND COMMUNICATION BETWEEN NON-GEL AQUEOUS SOLUTIONSJanuary 2024August 2024Allow700YesNo
18397463ZINC-RESPONSIVE FLUOROPHORESDecember 2023November 2024Allow1010YesNo
18396196SYSTEMS FOR MONITORING AND APPLYING ELECTRICAL CURRENTS IN AN ORGAN PERFUSION SYSTEMDecember 2023September 2024Allow900YesNo
18542574Dual-Depth Thermoplastic Microfluidic Device and Related Systems and MethodsDecember 2023March 2025Allow1501NoNo
18527656FLUIDIC CARTRIDGE WITH VALVE MECHANISMDecember 2023July 2024Allow700NoNo
18522056SCANDIUM PRECURSOR FOR SC2O3 OR SC2S3 ATOMIC LAYER DEPOSITIONNovember 2023March 2025Allow1510YesNo
18510350MODULAR, MICROFLUIDIC, MECHANICALLY ACTIVE BIOREACTOR FOR 3D, MULTI-TISSUE, TISSUE CULTURENovember 2023October 2024Allow1110NoNo
18388470OPTICAL SYSTEMS AND METHODS FOR BIOLOGICAL ANALYSISNovember 2023May 2024Abandon600NoNo
18498220ISOLATION TUBEOctober 2023October 2024Allow1100NoNo
18491983MICROFLUIDIC DEVICESOctober 2023October 2024Allow1100NoNo
18488661Apparatus and Method for Taking Blood Glucose Measurements and Recommending Insulin DosesOctober 2023April 2025Abandon1710NoNo
18485072GAS SENSOR DEVICE FOR DETECTING GASES WITH LARGE MOLECULESOctober 2023September 2024Allow1201NoNo
18378481ANALYTE DEPLETION FOR SENSOR EQUILIBRATIONOctober 2023September 2024Allow1201NoNo
18483209METHOD FOR PREPARING A SUBSTRATE BY APPLYING A SAMPLE TO BE ANALYSEDOctober 2023December 2024Allow1410YesNo
18374319VITRO EPITHELIAL MODELS COMPRISING LAMINA PROPRIA-DERIVED CELLSSeptember 2023April 2025Abandon1810NoNo
18475364CELL CULTURE DEVICESeptember 2023July 2024Allow910NoNo
18372903System and Methods for Preparation of Adipose-Derived Stem CellsSeptember 2023July 2024Allow900NoNo
18242144METHOD OF CLEANING OF ADSORBED MOLECULES IN DRYING STATE ON METAL OXIDE BY UV-VISIBLE ASSISTED PHOTOCATALYSISSeptember 2023February 2024Allow620NoNo
18457163SYSTEM AND METHOD FOR AUTOMATED DETECTION AND DISINFECTION OF A FLEET OF AUTONOMOUS VEHICLESAugust 2023October 2024Allow1410NoNo
18447736AUTOMATED CELL CULTURING AND HARVESTING DEVICEAugust 2023July 2024Allow1120NoNo
18230943Automated Robotic System And Method For Sanitization And DisinfectionAugust 2023November 2024Allow1520NoNo
18364999MULTIGEL TUMOR-ON-A-CHIP SYSTEMAugust 2023November 2024Allow1511NoNo
18364158SYSTEMS AND METHODS FOR AUTOMATED NUCLEIC ACID EXTRACTIONAugust 2023December 2023Allow400NoNo
18364289REACTION VESSEL MOVING MEMBER FOR MOVING REACTION VESSELS FROM A PROCESSING TRACK TO A ROTATING DEVICE IN A DIAGNOSTIC ANALZYERAugust 2023September 2024Allow1301NoNo
18364436APPARATUS FOR MEASURING GLYCATION OF RED BLOOD CELLS AND GLYCATED HEMOGLOBIN LEVEL USING PHYSICAL AND ELECTRICAL CHARACTERISTICS OF CELLS, AND RELATED METHODSAugust 2023February 2024Allow701NoNo
18364441APPARATUS FOR MEASURING GLYCATION OF RED BLOOD CELLS AND GLYCATED HEMOGLOBIN LEVEL USING PHYSICAL AND ELECTRICAL CHARACTERISTICS OF CELLS, AND RELATED METHODSAugust 2023February 2024Allow610YesNo
18350761SERUM METABOLIC BIOMARKERS AND KIT FOR DETECTING DRUG-RESISTANT TUBERCULOSISJuly 2023April 2025Allow2121NoNo
18221364REGULATION OF POLYMERASE USING COFACTOR OXIDATION STATESJuly 2023April 2025Allow2121YesNo
18221174Pipette Tip SystemJuly 2023November 2023Allow420NoNo
18260542Microfluidic device for obtaining a plasma-reactive mixture and method of implementationJuly 2023January 2024Allow600NoNo
18218454SYSTEM AND METHOD FOR PROCESSING AND DETECTING NUCLEIC ACIDSJuly 2023November 2024Abandon1610NoNo
18213261REMOTE SMELL TECHNOLOGYJune 2023December 2024Abandon1810NoNo
18337633AUTOMATIC ASSAYING SYSTEM AND METHODS THEREFORJune 2023April 2025Allow2210NoNo
18209548METHODS OF ANALYZING BIOLOGICAL SAMPLES USING A FLUIDIC CARTRIDGEJune 2023June 2024Allow1300NoNo
18333495LIQUID TRANSFER SYSTEMJune 2023April 2025Abandon2210NoNo
18328085VORTEX GENERATOR FOR AGITATION OF FLUIDS DURING SAMPLE PREPARATIONJune 2023September 2024Allow1510NoNo
18202461FLOW CELL WITH SELECTIVE DEPOSITION OR ACTIVATION OF NUCLEOTIDESMay 2023January 2025Allow1911NoNo
18321681SYSTEM AND METHOD FOR PROCESSING AND DETECTING NUCLEIC ACIDSMay 2023March 2025Allow2200YesNo
18320362ASSAY DEVICES AND METHODS OF USE THEREOFMay 2023August 2024Allow1510NoNo
18317755SYSTEM AND METHOD FOR PROCESSING AND DETECTING NUCLEIC ACIDSMay 2023February 2025Abandon2111NoNo
18252842VALVE FOR MICROFLUIDIC DEVICEMay 2023October 2023Allow500NoNo
18195084CELL CAPTURE SYSTEM AND METHOD OF USEMay 2023November 2023Allow701NoNo
18313581GAS DETECTION COMPLEX AND METHOD FOR PRODUCING SAME, GAS SENSOR COMPRISING GAS DETECTION COMPLEX AND METHOD FOR MANUFACTURING SAMEMay 2023August 2024Allow1620NoNo
18310086COLORIMETRIC DETECTION AND QUANTITATIVE ESTIMATION OF PERACIDS USING A REDOX SENSITIVE LEUCO DYEMay 2023November 2024Allow1820NoNo
18140827AUXILIARY MANIFOLD FOR A BIOREACTORApril 2023August 2024Allow1631YesNo
18141277MICROFLUIDIC PACKAGEApril 2023November 2024Abandon1901NoNo
18138911CARTRIDGE, ELECTROWETTING SAMPLE PROCESSING SYSTEM AND BEAD MANIPULATION METHODApril 2023August 2024Allow1610NoNo
18138532INTEGRATED FLUID MODULE AND TEST DEVICEApril 2023November 2024Allow1910NoNo
18137677Method and device for sonicating a biological sampleApril 2023March 2025Allow2330NoNo
18136126MULTILAYER HYDRODYNAMIC SHEATH FLOW STRUCTUREApril 2023November 2023Allow710NoNo
18299710FLUORESCENT TURN-ON CHEMOSENSORS FOR DETECTION OF ALUMINUM ION AND AZIDEApril 2023February 2025Allow2321NoNo
18129134FRESHNESS SENSOR DEVICES AND RELATED METHODSMarch 2023January 2024Allow1010NoNo
18126051CULTURE METHODS AND DEVICES FOR TESTINGMarch 2023September 2023Allow600NoNo
18124923FLUIDIC DEVICE FOR LONG-TERM EXPLANT CULTURE AND IMAGINGMarch 2023May 2024Allow1300NoNo
18121455NON-ENZYMATIC METHOD AND MILLING DEVICEMarch 2023June 2024Abandon1510NoNo
18120694EDGE CHIPMarch 2023November 2024Allow2010NoNo
18044276PIPETTE DISPENSER SYSTEM AND METHODMarch 2023May 2024Allow1411YesNo
18174322BIOREACTOR INCLUDING A ROCKING DEVICEFebruary 2023February 2024Allow1110NoNo
18105936Attachment Method for Microfluidic DeviceFebruary 2023March 2025Allow2510NoNo
18103716POWER OFF DELAY SYSTEM AND METHODJanuary 2023May 2025Allow2840YesNo
18162623Self-Referencing Sensor for Chemical DetectionJanuary 2023February 2025Allow2411YesNo
18162198METHOD FOR GAS ENRICHMENT AND SIMULTANEOUSLY FOR DISPLACEMENT OF A FLUID, AND SYSTEM FOR CONTROLLING THE CELL ENVIRONMENT ON A CORRESPONDING MULTI-WELL CELL CULTURE PLATEJanuary 2023November 2024Allow2210NoNo
18161450MULTI-CHAMBERED ASSAY DEVICES AND ASSOCIATED METHODS, SYSTEMS AND APPARATUSES THEREOF FOR DETECTION OF ANALYTESJanuary 2023November 2024Abandon2210NoNo
18102412MICROFLUIDIC DEVICESJanuary 2023January 2025Allow2410NoNo
18007058LYSIS DEVICES HAVING A PIEZO ELEMENT AND METHODSJanuary 2023March 2024Allow1430NoNo
18154563CARTRIDGE WITH LAMINATED MANIFOLDJanuary 2023July 2024Allow1801NoNo
18094605Microfluidic Products with Controlled Fluid FlowJanuary 2023April 2024Allow1600NoNo
18093466DEVICES, METHODS, AND SYSTEMS FOR DERIVING AMMONIA GAS FROM WHOLE BLOODJanuary 2023May 2024Allow1751NoNo
18092742System for Viewing Cell Cultures Under a Microscope whilst Applying TTFieldsJanuary 2023September 2023Allow910YesNo
18149436ELECTRONIC SMOKING ARTICLEJanuary 2023February 2024Allow1310NoNo
18090563DETECTOR FOR MEASURING FLUORESCENCE IN A LIQUID SAMPLEDecember 2022March 2024Allow1510NoNo
18090964COLORIMETRIC SYSTEM FOR DETECTION OF COVID-19 USING EXHALED BREATH METABOLITESDecember 2022August 2024Abandon1920NoNo
18147241Modular Active Surface Devices for Microfluidic Systems and Methods of Making SameDecember 2022January 2025Allow2511NoNo
18086923BODIPY-BASED DYES FOR DIGITAL SPATIAL PROTEOMICSDecember 2022August 2024Allow2031YesNo
18066803DISPOSABLE FLUIDIC CARTRIDGE AND COMPONENTSDecember 2022October 2024Allow2210NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1796.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
469
Examiner Affirmed
372
(79.3%)
Examiner Reversed
97
(20.7%)
Reversal Percentile
4.8%
Lower than average

What This Means

With a 20.7% reversal rate, the PTAB affirms the examiner's rejections in the vast majority of cases. This reversal rate is in the bottom 25% across the USPTO, indicating that appeals face significant challenges here.

Strategic Value of Filing an Appeal

Total Appeal Filings
1748
Allowed After Appeal Filing
409
(23.4%)
Not Allowed After Appeal Filing
1339
(76.6%)
Filing Benefit Percentile
12.2%
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, 23.4% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the bottom 25% across the USPTO, indicating that filing appeals is less effective here than in most other areas.

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 1796 - Prosecution Statistics Summary

Executive Summary

Art Unit 1796 is part of Group 1790 in Technology Center 1700. This art unit has examined 18,804 patent applications in our dataset, with an overall allowance rate of 60.7%. Applications typically reach final disposition in approximately 34 months.

Comparative Analysis

Art Unit 1796's allowance rate of 60.7% places it in the 15% percentile among all USPTO art units. This art unit has a significantly lower allowance rate than most art units at the USPTO.

Prosecution Patterns

Applications in Art Unit 1796 receive an average of 2.03 office actions before reaching final disposition (in the 68% percentile). The median prosecution time is 34 months (in the 24% 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 relatively streamlined 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.