USPTO Art Unit 1677 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
18887496APPLICATION OF HIGH MANNOSE GLYCAN BINDING PROTEINS AND COMPLEX GLYCAN BINDING PROTEINSSeptember 2024June 2025Abandon910NoNo
18882795RAPID DETECTION METHOD FOR ABRIN TOXINSeptember 2024April 2025Allow720NoNo
18829320PROTEIN SCAFFOLD CAPABLE OF CARRYING RADIOACTIVE SIGNALS AND APPLICATION IN ANTIBODY DETECTIONSeptember 2024May 2025Allow810NoNo
18650778EXTRACELLULAR VESICLE DERIVED MASP-2 DIRECTED CANCER TREATMENT METHODSApril 2024November 2024Allow710NoNo
18648147COMPOSITIONS FOR IMMUNOLABELINGApril 2024June 2025Abandon1411NoNo
18579324ARTICLES AND METHODS FOR PERFORMING ASSAYSJanuary 2024December 2024Allow1111YesNo
18513651SANDWICH IMMUNOASSAY DEVICES USING ANTIBODIES SPECIFIC TO THE EXOSOMES CONTAINING TARGET ANALYTESNovember 2023March 2024Allow400YesNo
18560402SANDWICH IMMUNOASSAY DEVICES USING ANTIBODIES SPECIFIC TO THE EXOSOMES CONTAINING TARGET ANALYTESNovember 2023March 2025Allow1620YesNo
18455397DIAGNOSTIC ASSAY METHODS USING ASSAY DEVICE HAVING MICROREACTORAugust 2023May 2024Allow910YesNo
18447974BIOSENSOR SYSTEM WITH INTEGRATED MICRONEEDLEAugust 2023April 2025Allow2011NoNo
18341373Spatially Encoded Biological SystemsJune 2023August 2024Abandon1320YesNo
18333596DEVICE AND METHOD FOR PATHOGEN DETECTIONJune 2023April 2025Abandon2230YesNo
18330459CHEMIGENETIC CALCIUM INDICATORSJune 2023March 2025Allow2110NoNo
18027624KIT FOR DETECTING DUST MITE COMPONENT-SPECIFIC ANTIBODIESMarch 2023January 2025Abandon2240NoNo
18027240KIT FOR QUANTITATIVE DETECTION USING FLUORESCENT MICROARRAYMarch 2023May 2025Abandon2640NoNo
18120329METHODS AND DEVICES FOR INTEGRATING ANALYTE EXTRACTION, CONCENTRATION AND DETECTIONMarch 2023May 2025Allow2610NoNo
18176144DEVICES AND METHODS OF URINALYSIS FOR REAL-TIME MONITORING OF ORGAN HEALTHFebruary 2023September 2024Allow1920YesNo
18114022Micro-Fluidic Device for Selective Sorting of Highly Motile and Morphologically Normal Sperm From Unprocessed SemenFebruary 2023April 2025Allow2610YesNo
18101513THERMALLY CONTROLLED REAGENT RELEASEJanuary 2023March 2025Allow2610NoNo
18151345SYSTEMS FOR DETECTIONJanuary 2023March 2024Abandon1411NoNo
18088996Method and System for Exposing Hidden or Masked Antigenic Sites of Viral Specimens Present in Biosamples Using a Home-Based COVID-19 Rapid Lateral Flow Immunoassay TestDecember 2022July 2025Allow3022YesNo
17780821PREPARATION METHOD AND THE APPLICATION OF CAPTURE MAGNETIC BEAD TARGETING WEAK PROTEIN-PROTEIN INTERACTIONS BASED ON THE PHOTO-AFFINITY COVALENT LINKAGE STRATEGYDecember 2022May 2024Abandon2410NoNo
18000944ANALYTICAL ASSAY REACTION CARTRIDGE CONTAINING MAGNETIC CAPTURE BEADS AND METHODS OF PRODUCTION AND USE THEREOFDecember 2022February 2024Allow1511YesNo
17987181IMMUNOCHROMATOGRAPHIC DETECTION DEVICENovember 2022March 2024Allow1610NoNo
17974743THERMALLY CONTROLLED REAGENT RELEASEOctober 2022March 2024Allow1610YesNo
18046911Mask-Based Diagnostic System using Exhaled Breath CondensateOctober 2022June 2025Allow3211YesNo
17965495SYSTEM AND METHOD FOR ISOLATING AND ANALYZING CELLSOctober 2022May 2023Allow710NoNo
17950632Inspection Method Enabling Specific Diagnosis of Pathological State of Diabetic Nephropathy at Early StageSeptember 2022June 2025Abandon3350YesNo
17894970SYSTEM AND METHOD FOR DETECTING PRESENCE OF A TARGET BIOPARTICLE IN A SAMPLE VIA A VERTICAL FLOW ASSAYAugust 2022August 2024Abandon2420NoNo
17894962SYSTEM AND METHOD FOR DETECTING PRESENCE OF A TARGET BIOPARTICLE IN A SAMPLE VIA A VERTICAL FLOW ASSAYAugust 2022October 2023Abandon1411YesNo
17884792TIME-RESOLVED�IMMUNOQUANTITATION�TEST�STRIP�FOR�DETECTING TETRODOTOXIN IN SHELLFISH FOODAugust 2022April 2025Abandon3241NoNo
17882340LATERAL FLOW ASSAY DEVICEAugust 2022July 2023Allow1120NoNo
17813204DEVICES AND METHODS FOR MINIMIZING HOOK EFFECT INTEFERENCE IN IMMUNOASSAYSJuly 2022June 2025Allow3530YesNo
17855993KIT FOR DETECTING ANTI-VINCULIN-IMMUNOGLOBULIN G (IgG) ANTIBODYJuly 2022July 2024Abandon2510YesNo
17786245SELECTIVE WHITE BLOOD CELL LYSIS FOR IMMUNOASSAY SYSTEMSJune 2022April 2024Allow2220NoNo
17803387OPTICAL BIOMODULE FOR DETECTION OF DISEASES AT AN EARLY ONSETJune 2022December 2023Allow1811YesNo
17835238ASSAY FOR RAPID DETECTION OF CEREBROSPINAL FLUID LEAKSJune 2022October 2023Allow1700YesNo
17824867SYSTEM AND METHOD FOR REMOVAL OF IMMUNE INHIBITORS FROM BIOLOGICAL FLUIDSMay 2022June 2023Abandon1211NoNo
17747854SANDWICH IMMUNOASSAY DEVICES USING ANTIBODIES SPECIFIC TO THE EXOSOMES CONTAINING TARGET ANALYTESMay 2022March 2023Allow1011YesNo
17777268TIME-RESOLVED FLUORESCENCE KIT FOR SYNCHRONOUSLY DETECTING 4,15-DIACETOXYSCIRPENOL, DEOXYNIVALENOL, AND T-2 TOXINMay 2022June 2023Allow1310NoNo
17744555DETECTION DEVICE, SAMPLE SOLUTION LOADING DEVICE, TEST STRIP LOADING BOARD AND TEST STRIPMay 2022March 2023Allow1011NoNo
17776182IGA ANTIBODIES AND KITS CAPABLE OF SPECIFICALLY RECOGNIZING RBD PROTEINMay 2022April 2025Allow3501YesNo
17715614RAPID KIT FOR BREAST CANCER DIAGNOSIS BY USING MONOCLONAL ANTIBODY SPECIFIC TO TUMOR MARKER CANCER ANTIGEN 15-3April 2022April 2024Abandon2410NoNo
17713181SEQUENTIAL LATERAL FLOW DEVICEApril 2022February 2025Allow3520YesNo
17763682BIOSENSOR ACTIVATION AND CONDITIONING METHOD AND SYSTEMMarch 2022April 2023Allow1220YesNo
17695482SYSTEMS AND METHODS FOR MEASURING MAGNETIC FIELDS FROM SOLVATED TARGET MOLECULES USING A MAGNETORESISTIVE SENSORMarch 2022March 2023Allow1211YesNo
17633427LIGHT EMITTING MARKER AND ASSAY METHODFebruary 2022November 2024Abandon3401NoNo
17650033SYSTEMS AND METHODS FOR CONTINUOUS SORTING OF CELLS BASED ON MOLECULAR ADHESIONFebruary 2022February 2023Allow1210NoNo
17590044MICROWELL ASSAY PLATE AND RELATED METHODSFebruary 2022January 2025Allow3611NoNo
17588658EXTRACTION OF MYCOTOXINSJanuary 2022December 2024Abandon3420NoNo
17579313DETECTION OF EXOSOMES HAVING SURFACE MARKERSJanuary 2022March 2024Allow2610YesNo
17578317LATERAL-FLOW ASSAY DEVICE HAVING FLOW CONSTRICTIONSJanuary 2022October 2023Allow2110NoNo
17577066OVERACTIVE BLADDER DIAGNOSTIC APPARATUS AND METHODSJanuary 2022October 2024Abandon3211NoNo
17625626METHODJanuary 2022March 2025Abandon3810NoNo
17563370OSTEOMODULIN AND OSTEOMODULIN FRAGMENTS AS BIOMARKERS FOR OSTEOARTHRITIS AND USE THEREOFDecember 2021October 2024Abandon3411NoNo
17560074ANTIGEN DETECTION METHOD AND KIT WITH FALSE POSITIVE SIGNAL REMOVEDDecember 2021November 2024Allow3530NoNo
17558645METHODS FOR OBTAINING ANTIBODIES THAT BIND TRANSMEMBRANE PROTEINS AND CELLS THAT PRODUCE THE SAMEDecember 2021March 2025Allow3911YesNo
17643798HAZARDOUS CONTAMINANT COLLECTION KIT AND RAPID TESTINGDecember 2021March 2023Allow1610YesNo
17544586RAPID T-CELL ASSAY FOR SARS-COV-2December 2021September 2024Abandon3410NoNo
17538572USE OF ONE OR MORE BIOMARKERS TO DETERMINE TRAUMATIC BRAIN INJURY (TBI) IN A HUMAN SUBJECT HAVING RECEIVED A HEAD COMPUTERIZED TOMOGRAPHY SCAN THAT IS NEGATIVE FOR A TBINovember 2021March 2024Abandon2710NoNo
17536520SIGNAL AMPLIFICATION IN SOLUTION-BASED PLASMONIC SPECIFIC-BINDING PARTNER ASSAYSNovember 2021November 2022Allow1200NoNo
17613568GAMMA-DELTA T CELL LIGANDS FOR CANCER IMMUNOTHERAPYNovember 2021June 2025Abandon4201NoNo
17521747DETECTION OF HEMOGLOBIN A1C (HbA1c) IN BLOODNovember 2021April 2025Abandon4110NoNo
17519462SYSTEM AND METHOD FOR REMOVAL OF IMMUNE INHIBITORS FROM BIOLOGICAL FLUIDSNovember 2021December 2024Abandon3840NoNo
17519494SYSTEM AND METHOD FOR REMOVAL OF IMMUNE INHIBITORS FROM BIOLOGICAL FLUIDSNovember 2021May 2023Abandon1820NoNo
17519439SYSTEM AND METHOD FOR REMOVAL OF IMMUNE INHIBITORS FROM BIOLOGICAL FLUIDSNovember 2021March 2023Abandon1710NoNo
17519479SYSTEM AND METHOD FOR REMOVAL OF IMMUNE INHIBITORS FROM BIOLOGICAL FLUIDSNovember 2021May 2023Abandon1810NoNo
17514426METHODS AND APPARATUS FOR SEPARATING LIVE FROM DEAD ORGANISMS IN A SAMPLEOctober 2021September 2023Allow2310NoNo
17511975DETECTION DEVICE USING LATERAL FLOW STRIP FOR DETECTION AND DETECTION METHOD THEREOFOctober 2021April 2024Allow3001YesNo
17509933ENZYME QUANTIFICATIONOctober 2021March 2024Allow2810NoNo
17502999FLOW CONTROL LINES FOR LATERAL FLOW ASSAYSOctober 2021January 2024Abandon2701NoNo
17599157PRESCRIPTION OF REMOTE PATIENT MANAGEMENT BASED ON BIOMARKERSSeptember 2021March 2025Allow4210YesNo
17598837USE OF A PS396 ASSAY TO DIAGNOSE TAUOPHATIESSeptember 2021May 2025Abandon4401NoNo
17481806REGENERABLE AFFINITY SENSORS AND ASSOCIATED METHODSSeptember 2021September 2024Allow3611YesNo
17479515SCREENING ASSAYS AND METHODSSeptember 2021April 2025Abandon4230YesNo
17478595HOMOGENOUS ASSAY (II)September 2021September 2022Allow1210YesNo
17440368AUTOMATIC SYSTEM AND METHOD FOR TISSUE SECTIONING, STAINING, AND SCANNINGSeptember 2021March 2025Allow4202NoNo
17475807Device for Surface Functionalization and DetectionSeptember 2021June 2023Allow2120YesNo
17459158METHOD FOR DETECTING TARGET SUBSTANCE, REAGENT FOR DETECTING TARGET SUBSTANCEAugust 2021October 2024Allow3811YesNo
17458958CELL-FREE BIOFRAGMENT COMPOSITIONS AND RELATED SYSTEMS, DEVICES, AND METHODSAugust 2021December 2023Abandon2810NoNo
17407735SALIVA TESTING KIT USING NANO CARBON IMMUNOCHROMATOGRAPHYAugust 2021September 2023Abandon2510NoNo
17432700METHODS OF DETECTING SEPTIC ARTHRITIS, TRANSIENT SYNOVITIS AND OSTEOMYELITISAugust 2021May 2025Allow4511NoNo
17407943Diagnostic for Discriminating Benign Mass From Ovarian Cancer and Application ThereofAugust 2021January 2025Abandon4101NoNo
17407154DELAY PROCESS TO PROVIDE TIMED CHEMISTRY TO LATERAL-FLOW IMMUNOASSAYSAugust 2021September 2023Allow2510YesNo
17407063INTER-ALPHA INHIBITOR PROTEINSAugust 2021July 2023Abandon2310NoNo
17404841INTER-ALPHA INHIBITOR PROTEINSAugust 2021September 2024Allow3730NoNo
17395330COMPOSITIONS AND METHODS FOR DETECTION AND TREATMENT OF CORONAVIRUS INFECTIONAugust 2021November 2024Allow3911YesNo
17394058ASSAYS FOR DETECTING SARS-COV-2August 2021January 2024Allow2911YesNo
17386733BIOMARKERS FOR CONGENITAL VASCULAR MALFORMATIONSJuly 2021March 2025Abandon4321NoNo
17387396Biomarker for diagnosing rheumatoid arthritis and uses thereofJuly 2021October 2023Abandon2710YesNo
17425197METHOD AND KIT FOR DISCRIMINATING BETWEEN PARKINSON'S DISEASE AND MULTIPLE SYSTEM ATROPHYJuly 2021July 2024Allow3610YesNo
17372215Method for Analyzing Immunoglobulins and Other Analytes in an ImmunoassayJuly 2021January 2024Abandon3010NoNo
17367141METHODS FOR QUALITATIVE AND QUANTITATIVE ANALYSIS OF A PLURALITY OF BIOMARKERSJuly 2021November 2024Abandon4121NoNo
17361660ONE-POT BIOSENSOR AND IMMUNOASSAY METHOD USING THE SAMEJune 2021March 2023Allow2000YesNo
17357209METHOD FOR MEASURING Amyloid beta PEPTIDEJune 2021June 2025Allow4730YesNo
17354071METHODS FOR DETECTING MUTANT P53 FUNCTIONJune 2021April 2025Abandon4510NoNo
17416151METHODS FOR DETERMINING THE HEMATOCRIT LEVEL IN A SAMPLE OF WHOLE BLOODJune 2021January 2025Abandon4301NoNo
17348643METHODS FOR PEPTIDE ANALYSIS EMPLOYING MULTI-COMPONENT DETECTION AGENT AND RELATED KITSJune 2021February 2025Abandon4421NoNo
17344870OPTICAL RESONATOR DIAGNOSTIC DEVICE AND METHODS OF USEJune 2021February 2023Allow2010NoNo
17341746HIGH-THROUGHPUT AND MASS-SPECTROMETRY-BASED METHOD FOR QUANTITATING ANTIBODIESJune 2021February 2025Abandon4430NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1677.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
29
Examiner Affirmed
22
(75.9%)
Examiner Reversed
7
(24.1%)
Reversal Percentile
12.7%
Lower than average

What This Means

With a 24.1% 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
188
Allowed After Appeal Filing
33
(17.6%)
Not Allowed After Appeal Filing
155
(82.4%)
Filing Benefit Percentile
2.4%
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, 17.6% 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 1677 - Prosecution Statistics Summary

Executive Summary

Art Unit 1677 is part of Group 1670 in Technology Center 1600. This art unit has examined 2,776 patent applications in our dataset, with an overall allowance rate of 63.1%. Applications typically reach final disposition in approximately 41 months.

Comparative Analysis

Art Unit 1677's allowance rate of 63.1% places it in the 17% 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 1677 receive an average of 2.12 office actions before reaching final disposition (in the 74% percentile). The median prosecution time is 41 months (in the 5% 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.