USPTO Art Unit 1634 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
18988990ULTRA-HIGH-CELL-DENSITY MULTICELLULAR TISSUE LIFTING BIOPRINTING DEVICE ASSISTED BY OBLIQUE INCIDENT BULK WAVE AND PRINTING METHOD THEREFORDecember 2024April 2025Allow400NoNo
18983137METHODS FOR ISOLATING, CULTURING, AND GENETICALLY ENGINEERING IMMUNE CELL POPULATIONS FOR ADOPTIVE THERAPYDecember 2024March 2025Allow310NoNo
18919051ANTIGEN BINDING POLYPEPTIDESOctober 2024May 2025Abandon601YesNo
18885902COMPOSITION FOR REGULATING PRODUCTION OF FUSION PROTEINSSeptember 2024May 2025Allow810NoNo
18822374APPLICATION OF NANO LAYERED DOUBLE HYDROXIDE IN CARTILAGE REGENERATION AND PREPARATION THEREOFSeptember 2024April 2025Allow811NoNo
18817528CD34 STEM CELL MIMICSAugust 2024June 2025Allow1011NoNo
18784317COMPOSITION FOR REGULATING PRODUCTION OF PROTEINSJuly 2024February 2025Allow610NoNo
18738959COMPOSITION FOR REGULATING PRODUCTION OF FUSION PROTEINSJune 2024January 2025Allow710YesNo
18731209REAGENTS, REAGENT KITS, AND CULTURE MEDIA FOR ACTIVATING AND EXPANDING IMMUNE CELLS AND USES THEREOFMay 2024May 2025Allow1221YesNo
18431132Egg Preparation in an Intelligent Automated In Vitro Fertilization and Intracytoplasmic Sperm Injection PlatformFebruary 2024February 2025Allow1311YesNo
18427711NON-TRANSGENE TRANSFECTION FOR THERAPEUTIC PURPOSESJanuary 2024June 2025Allow1730YesNo
18419406METHODS FOR CHARACTERIZING CELL-FREE NUCLEIC ACID FRAGMENTSJanuary 2024July 2024Allow510YesNo
18414374CHEMOPREDICTIVE ASSAY FOR RECURRENT CHEMOTHERAPYJanuary 2024March 2025Abandon1410NoNo
18405995CRISPR/CAS9-BASED REPRESSORS FOR SILENCING GENE TARGETS IN VIVO AND METHODS OF USEJanuary 2024May 2025Allow1720YesNo
18567880ISOLATED CELL MEMBRANE POTENTIAL DETECTION SYSTEM AND METHOD BASED ON MULTI-SPECTRAL MULTI-PARAMETER PHOTOSTIMULATIONDecember 2023November 2024Allow1110YesNo
18524212PATHOGEN-RESISTANT ANIMALS HAVING MODIFIED CD163 GENESNovember 2023October 2024Allow1120YesNo
18505026PERSONALIZED METHODS FOR DETECTING CIRCULATING TUMOR DNANovember 2023August 2024Allow930YesNo
18497415SPATIAL TRANSCRIPTOMICS FOR ANTIGEN-RECEPTORSOctober 2023July 2024Allow920NoNo
18490030PAPN MUTANT AND COMPOSITION FOR SITE-DIRECTED MODIFICATION OF PAPN GENE AND APPLICATION THEREOFOctober 2023January 2025Allow1521NoNo
18485458ACELLULAR COMPOSITIONS AND METHODSOctober 2023March 2025Abandon1710NoNo
18481950DETECTION AND DIGITAL QUANTITATION OF MULTIPLE TARGETSOctober 2023April 2024Allow610NoNo
18375868LYMPHOCYTE TARGETED LENTIVIRAL VECTORSOctober 2023April 2024Allow720YesNo
18474506Cross-Species Compatible Adeno-Associated Virus Compositions and Methods of Use ThereofSeptember 2023July 2024Allow910YesNo
18471447CHEMICAL COMPOSITIONS AND METHODS OF USING SAMESeptember 2023April 2024Allow710YesNo
18370826PROBE-BASED ANALYSIS OF NUCLEIC ACIDS AND PROTEINSSeptember 2023May 2024Abandon811NoNo
18470189SMALL TYPE II-D CAS PROTEINS AND METHODS OF USE THEREOFSeptember 2023September 2024Allow1221YesNo
18275591TARGETED EXTRACELLULAR VESICLES FOR DELIVERY OF THERAPEUTICSAugust 2023October 2024Allow1510NoNo
18359013HIGH-TRANSDUCING HSV VECTORSJuly 2023December 2024Allow1610NoNo
18351689ENGINEERED HUMAN-ENDOGENOUS VIRUS-LIKE PARTICLES AND METHODS OF USE THEREOF FOR DELIVERY TO CELLSJuly 2023November 2024Allow1620YesNo
18351800ENGINEERED HUMAN-ENDOGENOUS VIRUS-LIKE PARTICLES AND METHODS OF USE THEREOF FOR DELIVERY TO CELLSJuly 2023November 2024Allow1720YesNo
18351674ENGINEERED HUMAN-ENDOGENOUS VIRUS-LIKE PARTICLES AND METHODS OF USE THEREOF FOR DELIVERY TO CELLSJuly 2023November 2024Allow1640YesNo
18351651PLASMID TARGET, PRIMER PROBE, KIT AND METHOD FOR DETECTING RESIDUAL HOST DNA IN CELLULAR OR VIRAL FORMULATIONJuly 2023September 2024Abandon1411YesNo
18221026SYSTEMS AND METHODS FOR PRODUCING INJECTABLE ENHANCED STEM CELL EXOSOMES, IMPROVED EXOSOMES AND METHODS OF USEJuly 2023March 2025Allow2041YesNo
18351345METHOD FOR FORMING A POROUS CELL SUBSTRATEJuly 2023October 2024Allow1521YesNo
18217310PROBE-BASED ANALYSIS OF NUCLEIC ACIDS AND PROTEINSJune 2023March 2024Abandon910NoNo
18344732HOMOLOGY DIRECTED REPAIR COMPOSITIONS FOR THE TREATMENT OF HEMOGLOBINOPATHIESJune 2023April 2025Allow2111YesNo
18259177Nanopatterned Films with Patterned Surface ChemistryJune 2023June 2024Allow1110YesNo
18340501METHODS, COMPOSITIONS, AND SYSTEMS FOR CAPTURING ANALYTES FROM GLIOBLASTOMA SAMPLESJune 2023June 2024Abandon1211NoNo
18336901METHODS FOR CHARACTERIZING CELL-FREE NUCLEIC ACID FRAGMENTSJune 2023January 2024Allow710YesNo
18322531METHODS AND COMPOSITIONS FOR TRANSDUCING LYMPHOCYTES AND REGULATING THE ACTIVITY THEREOFMay 2023January 2024Allow820NoNo
18199013NANOBARCODE FOR CONTROLLING CELL ADHESION AND DIFFERENTIATION OF STEM CELLS, PREPARATION METHOD THEREOF, AND METHOD OF CONTROLLING ADHESION AND DIFFERENTIATION OF STEM CELLS BY USING THE SAMEMay 2023February 2025Allow2110YesNo
18317841MICRONEEDLE DEVICES AND METHODS, AND SKIN CONDITION ASSAYSMay 2023September 2024Abandon1611NoNo
18316899VIRAL VECTORS FOR CANCER THERAPYMay 2023May 2025Allow2430YesNo
18315289SPATIAL TRANSCRIPTOMICS FOR ANTIGEN-RECEPTORSMay 2023October 2023Allow510NoNo
18141534MOLECULAR WIRES FOR DETECTING A BIOLOGICAL OR CHEMICAL ENTITY OR EVENTMay 2023December 2023Allow710NoNo
18306518THERAPEUTIC AND DIAGNOSTIC METHODS FOR CANCERApril 2023December 2023Abandon810NoNo
18138361TRIPLE FUNCTION ADENO-ASSOCIATED VIRUS (AAV)VECTORS FOR THE TREATMENT OF C9ORF72 ASSOCIATED DISEASESApril 2023June 2025Abandon2511NoNo
18129357METHODS AND SYSTEMS FOR DETERMINING SPATIAL PATTERNS OF BIOLOGICAL TARGETS IN A SAMPLEMarch 2023September 2023Allow610NoNo
18192107MOLECULAR MARKER FOR GENETIC RESISTANCE OF CHICKEN TO INFECTION BY SUBGROUPS A AND K AVIAN LEUKOSIS VIRUS AND USE THEREOFMarch 2023July 2024Abandon1510YesNo
18188755MOLECULAR GENETIC APPROACH TO TREATMENT AND DIAGNOSIS OF ALCOHOL AND DRUG DEPENDENCEMarch 2023January 2024Allow1011NoNo
18187578MOLECULE COUNTING OF METHYLATED CELL-FREE DNA FOR TREATMENT MONITORINGMarch 2023January 2024Allow1020YesNo
18185118GENERATING CAPTURE PROBES FOR SPATIAL ANALYSISMarch 2023October 2023Allow710NoNo
18184615METHOD AND APPARATUS FOR RAPID ANALYSIS OF A BIOLOGICAL SAMPLEMarch 2023February 2024Allow1110NoNo
18120059KIT, DEVICE, AND METHOD FOR DETECTING LUNG CANCERMarch 2023March 2024Allow1201YesNo
18179684CHEMICAL COMPOSITIONS AND METHODS OF USING SAMEMarch 2023September 2023Allow711NoNo
18179945FECAL SAMPLE PROCESSING AND ANALYSIS COMPRISING DETECTION OF BLOODMarch 2023November 2023Allow820NoNo
18179924AFFINITY REAGENTS HAVING ENHANCED BINDING AND DETECTION CHARACTERISTICSMarch 2023March 2024Allow1310NoNo
18179961FECAL SAMPLE PROCESSING AND ANALYSIS COMPRISING DETECTION OF BLOODMarch 2023October 2023Allow820NoNo
18179795SPATIAL ANALYSIS TO DETECT SEQUENCE VARIANTSMarch 2023December 2023Allow910YesNo
18023739DETECTION KIT FOR SALMONELLA TYPHI , PREPARATION METHOD AND APPLICATION THEREOFFebruary 2023July 2024Allow1611YesNo
18176360DETECTION AND TREATMENT OF AUTISM SPECTRUM DISORDERSFebruary 2023August 2024Abandon1810NoNo
18112116COMPOSITIONS AND METHODS FOR DETERMINING ENDOMETRIAL CANCER PROGNOSISFebruary 2023July 2024Abandon1601NoNo
18168517DIAGNOSIS OF SEPSISFebruary 2023August 2024Abandon1801NoNo
18108699FIBROUS BIRTH TISSUE COMPOSITION AND METHOD OF USEFebruary 2023April 2025Allow2611NoNo
18166447METHODS FOR ISOLATING, CULTURING, AND GENETICALLY ENGINEERING IMMUNE CELL POPULATIONS FOR ADOPTIVE THERAPYFebruary 2023November 2024Allow2230YesNo
18105745METHYLATION MARKERS FOR DIAGNOSING HEPATOCELLULAR CARCINOMA AND LUNG CANCERFebruary 2023August 2024Abandon1911NoNo
18100437METHODS OF PREPARING A PRIMARY CELL SAMPLEJanuary 2023September 2024Allow2010NoNo
18100301CIRCULATING MUTANT DNA TO ASSESS TUMOR DYNAMICSJanuary 2023August 2024Abandon1910NoNo
18100133METHODS FOR SPATIAL ANALYSIS USING RNA-TEMPLATED LIGATIONJanuary 2023October 2023Allow810YesNo
18151794Spatially Encoded Biological AssaysJanuary 2023August 2023Allow710YesNo
18148350NEXT-GENERATION SEQUENCING FOR PROTEIN MEASUREMENTDecember 2022December 2023Allow1210NoNo
18087724METHODS AND SYSTEMS TO IMPROVE THE SIGNAL TO NOISE RATIO OF DNA METHYLATION PARTITIONING ASSAYSDecember 2022January 2024Allow1321YesNo
18085217DETECTION AND DIGITAL QUANTITATION OF MULTIPLE TARGETSDecember 2022August 2023Allow810NoNo
18084115METHODS AND KITS FOR EVALUATING ZINC LEVELS IN MILKDecember 2022July 2024Abandon1921NoNo
18008674ARTIFICIAL NON-CODING RNA MODULE FOR ENHANCING NITROGEN FIXATION ABILITY OF MICROORGANISMSDecember 2022January 2025Allow2520YesNo
18074992Spatially Encoded Biological AssaysDecember 2022July 2023Allow710NoNo
18062011METHODS OF MECHANICAL MICROFLUIDIC MANIPULATIONDecember 2022May 2023Allow500NoNo
17990164ESOPHAGEAL CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODNovember 2022February 2024Allow1500NoNo
17988959KIT, DEVICE AND METHOD FOR DETECTING PROSTATE CANCERNovember 2022November 2023Allow1110NoNo
18053035BIOMARKER FOR PREDICTING AGE IN DAYS OF PIGS, AND PREDICTION METHODNovember 2022May 2024Abandon1811NoNo
18052082OPTIMIZED CLN1 GENES AND EXPRESSION CASSETTES AND THEIR USENovember 2022November 2024Allow2510NoNo
17977451PROSTATE CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODOctober 2022December 2023Allow1310NoNo
17977377LUNG CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODOctober 2022October 2023Allow1110NoNo
17974226GENERATING CAPTURE PROBES FOR SPATIAL ANALYSISOctober 2022July 2023Allow910NoNo
17974395METHOD AND COMPOSITION FOR HYPOTHERMIC STORAGE OF PLACENTAL TISSUEOctober 2022August 2024Allow2210NoNo
18049094IMAGING SYSTEM HARDWAREOctober 2022January 2024Abandon1410NoNo
18048512SYSTEM AND METHOD FOR LEAKAGE CONTROL IN A PARTICLE CAPTURE SYSTEMOctober 2022August 2023Allow1020YesNo
17970824LIVER CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODOctober 2022July 2023Allow900NoNo
17967250METHODS OF PREPARING PERSONALIZED BLOOD VESSELSOctober 2022April 2025Allow3011NoNo
18045942DIAGNOSIS OF VIRAL INFECTIONS BY DETECTION OF GENOMIC AND INFECTIOUS VIRAL DNA BY MOLECULAR COMBINGOctober 2022January 2024Abandon1510NoNo
18045711COMPOSITION AND REAGENT KIT FOR EARLY DETECTION OF CERVICAL HIGH-GRADE LESIONS AND CERVICAL CANCEROctober 2022September 2023Allow1110NoNo
13816709Compositions and Methods for Quantifying a Nucleic Acid Sequence in a SampleOctober 2022April 2022Allow60101YesNo
17957579Control of Copolymer CompositionsSeptember 2022March 2025Abandon2911NoNo
17936023D-DOMAIN CONTAINING POLYPEPTIDES AND USES THEREOFSeptember 2022June 2025Allow3300NoNo
17936335FECAL SAMPLE PROCESSING AND ANALYSIS COMPRISING DETECTION OF BLOODSeptember 2022February 2023Allow510NoNo
17907138CONTROLS FOR PROXIMITY DETECTION ASSAYSSeptember 2022August 2024Abandon2320YesNo
17948560STOMACH CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODSeptember 2022September 2023Allow1210NoNo
17946613GENETIC TESTING FOR INHERITED PERIPHERAL NEUROPATHYSeptember 2022May 2024Allow2021YesNo
17932574DETECTION OF LUNG NEOPLASIA BY AMPLIFICATION OF RNA SEQUENCESSeptember 2022May 2024Allow2011YesNo
17944779BREAST CANCER DETECTION KIT OR DEVICE, AND DETECTION METHODSeptember 2022August 2023Allow1110NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1634.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
257
Examiner Affirmed
175
(68.1%)
Examiner Reversed
82
(31.9%)
Reversal Percentile
48.1%
Lower than average

What This Means

With a 31.9% 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
1643
Allowed After Appeal Filing
257
(15.6%)
Not Allowed After Appeal Filing
1386
(84.4%)
Filing Benefit Percentile
1.1%
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, 15.6% 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 1634 - Prosecution Statistics Summary

Executive Summary

Art Unit 1634 is part of Group 1630 in Technology Center 1600. This art unit has examined 15,611 patent applications in our dataset, with an overall allowance rate of 39.0%. Applications typically reach final disposition in approximately 37 months.

Comparative Analysis

Art Unit 1634's allowance rate of 39.0% places it in the 2% 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 1634 receive an average of 2.15 office actions before reaching final disposition (in the 76% percentile). The median prosecution time is 37 months (in the 13% 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.