USPTO Art Unit 1732 Prosecution Statistics

Art Unit Information

Art Unit: 1732
Group: 1730
Tech Center: 1700
Total Cases: 15,852
Last Active: July 2025

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19281575METHOD FOR FABRICATING ORGANIC NANOCOMPOSITEJuly 2025November 2025Allow400YesNo
19256034COBALT OXIDE/CALCIUM SILICATE @GRAPHITIC CARBON NITRIDE (CoO/CaSiO3@g-C3N4) NANOCOMPOSITE AS A PHOTOCATALYSTJune 2025August 2025Allow200NoNo
19251836ZEOLITES BASED ON WASTE INCINERATION FLY ASH AND PREPARATION METHODS THEREOFJune 2025December 2025Allow510NoNo
19251507PARTICULATE CRYSTALLINE NANOCOMPOSITEJune 2025August 2025Allow200NoNo
19250805METHOD OF SYNTHESIZING VANADIUM CARBIDE AND LAYERED DOUBLE HYDROXIDE-BASED COMPOSITES FOR SOLAR HYDROGEN PRODUCTIONJune 2025August 2025Allow200NoNo
19238240METHOD OF MAKING A METAL-N/S-DOPED CARBON ELECTROCATALYSTJune 2025August 2025Allow200NoNo
19232476POROUS CALCIUM METAVANADATE/CALCIUM SILICATE/GRAPHITIC CARBON NITRIDE (CaV2O6/CaSiO3/g-C3N4) NANOCOMPOSITEJune 2025November 2025Allow501NoNo
19219727COPPER HYDROXY NITRATE/ CALCIUM SILICATE @GRAPHITE-PHASE CARBON NITRIDE (Cu2(OH)3NO3/CaSiO3@g-C3N4) NANOSTRUCTUREMay 2025September 2025Allow410NoNo
19214086SIMPLE PREPARATION METHOD AND USE OF SUPPORT OF CATALYST FOR HYDROGENATIONMay 2025August 2025Allow310YesNo
19211584NANOCOMPOSITE FOR THE IMMOBILIZATION OR DEGRADATION OF POLLUTANTSMay 2025August 2025Allow300NoNo
19210181CALCIUM TITANATE/MAGNESIUM TITANATE/CARBON-BASED NANOCOMPOSITEMay 2025August 2025Allow301NoNo
19209844OXYGEN-VACANCY-RICH MoOx/ZrO2 CATALYST AND PREPARATION METHOD AND APPLICATION THEREOF IN HYDRODEOXYGENATION OF BIOMASS GAS-SOLID SYSTEMMay 2025September 2025Allow410YesNo
19206235METHOD FOR SYNTHESIS OF A g-C3N4@CuO/MgAl2O4 NANOHYBRIDMay 2025July 2025Allow200NoNo
19195954Date Palm Syrup- Graphitic Carbon Nitride Composite and Methods of Making and Using SameMay 2025June 2025Allow100NoNo
19175498NiTiO3/TiO2/Ti0.936O2/Zn2Ti3O8/C NANOCOMPOSITE AND METHOD OF PREPARATION USING SOL-GEL/COMBUSTIONApril 2025May 2025Allow200NoNo
19098466MULTIPHASE NANOCOMPOSITE MATERIAL PRODUCTIONApril 2025October 2025Allow711NoNo
19076057PREPARATION METHOD OF NI-BASED HIGH-ENTROPY OXIDE CATALYST AND ITS APPLICATION IN CARBON DIOXIDE REFORMING OF METHANE TO PREPARE SYNGASMarch 2025May 2025Allow200NoNo
19069747V2C@V2O5/TiO2 COMPOSITE PHOTOCATALYST, PREPARATION METHOD, AND APPLICATION THEREOFMarch 2025October 2025Allow811NoNo
19069382AQUEOUS METHODS FOR TITANATING A CHROMIUM/SILICA CATALYST WITH AN ALKALI METALMarch 2025October 2025Allow710YesNo
19067168METHOD OF MANUFACTURING A NANOCOMPOSITEFebruary 2025May 2025Allow210YesNo
19064227METHOD OF MANUFACTURING A NANOCOMPOSITEFebruary 2025July 2025Allow510YesNo
19062378NANOCOMPOSITE FOR HYDROGEN GENERATIONFebruary 2025August 2025Allow610NoNo
19062495NANOCOMPOSITE FOR HYDROGEN GENERATIONFebruary 2025August 2025Allow510YesNo
19059901C3N4@MoO3/MgAl2O4 NANOCOMPOSITE AND METHOD OF PREPARATION THEREOFFebruary 2025May 2025Allow310NoNo
19104715CATALYST AND ANODE FOR HYDROGEN PRODUCTION BY ELECTROLYSIS AS WELL AS PREPARATION METHOD, ACTIVATION METHOD AND USE THEREOFFebruary 2025August 2025Allow610YesNo
19054306COMPOSITIONS AND METHODS FOR TREATING POROUS MATERIALSFebruary 2025August 2025Allow610NoNo
19051086BIOMASS DERIVED NANOCOMPOSITE FOR HYDROGEN PRODUCTIONFebruary 2025April 2025Allow200NoNo
19050310Processes for Producing Fluorided Solid Oxides and Uses Thereof in Metallocene-Based Catalyst SystemsFebruary 2025October 2025Allow820YesNo
19045718METHOD OF PRODUCING ANNEALING SEPARATOR, ANNEALING SEPARATOR, AND GRAIN-ORIENTED MAGNETIC STEELFebruary 2025April 2025Allow300NoNo
19037087CaB2O4/PbO/CuO/Pb3O4/PbB2O4/Pb4O(BO3)2 NANOCOMPOSITE MATERIAL AND METHOD OF MAKINGJanuary 2025August 2025Allow701NoNo
19034907BIOMASS-BASED ANTI-SMUDGE PAINT AND PREPARATION METHOD AND APPLICATION THEREOFJanuary 2025September 2025Allow801NoNo
19027341PREPARATION METHOD FOR ACTIVATED COKE CATALYST CAPABLE OF SIMULTANEOUSLY REMOVING NO, SO2 AND HClJanuary 2025December 2025Allow1110NoNo
19021410COMPOSITIONS, DEVICES, AND METHODS FOR IMPROVING A SURFACE PROPERTY OF A SUBSTRATEJanuary 2025July 2025Allow610NoNo
19017805NITROGEN-DOPED GRAPHITIZED CARBON MATERIAL AND PREPARATION METHODJanuary 2025August 2025Allow710NoNo
19014445COATING COMPOSITION FOR FORMING A FLEXIBLE DIELECTRIC COAT WITH HIGH DIELECTRIC PERMITTIVITYJanuary 2025November 2025Allow1021YesNo
19015459PREPARATION METHOD OF MANGANESE IRON PHOSPHATE PRECURSOR, CATHODE SHEET, AND LITHIUM BATTERYJanuary 2025June 2025Allow501NoNo
19012095TRIPHENYLPHOSPHINE RUTHENIUM PHOTOCATALYST FOR HYDROGEN PRODUCTIONJanuary 2025June 2025Allow510NoNo
18985178SYNTHESIS OF NANOCOMPOSITE FOR GREEN ENERGY PRODUCTIONDecember 2024March 2025Allow200NoNo
18975239SPECIAL POWDER COATING FOR SUPER WEATHER-RESISTANT COMPOSITE, AND PREPARATION METHOD THEREOF, AND COATING METHODDecember 2024January 2026Allow1421YesNo
18973915PRETREATMENT PROCESS OF RESIN CATALYST FOR SYNTHESIZING BISPHENOL ADecember 2024May 2025Allow500NoNo
18971324CARBON-SUPPORTED COPPER MANGANITE NANOPARTICLES FOR BIOFUEL PRODUCTIONDecember 2024February 2025Allow200NoNo
18972630METHOD FOR PREPARING CONCRETE BASED ON GGBS, SILICON-ALUMINUM COMPOUNDS AND CO2 WASTE GASDecember 2024February 2026Allow1410NoNo
18970040SYSTEMS AND METHODS FOR PRODUCING SYNGAS FROM BIO-OILDecember 2024April 2025Allow401YesNo
18965959INCREASING YIELD OF HYPOBROMITE WHEN A BROMIDE SALT IS REACTED WITH BLEACHDecember 2024September 2025Allow911NoNo
18964714CARBON MATERIAL, METHOD FOR PREPARING THE SAME, AND SECONDARY BATTERY AND ELECTRICAL DEVICE COMPRISING THE SAMEDecember 2024October 2025Allow1121NoNo
18870477TREATMENT METHOD AND APPLICATION FOR LATERITE NICKEL ORE LEACHING SOLUTION WITH HIGH CALCIUM AND MAGNESIUM CONTENTNovember 2024April 2025Allow510NoNo
18869645DISORDERED ROCKSALT CATHODE MATERIAL AND METHOD OF MAKING ITNovember 2024May 2025Allow601NoNo
18959575METHODS FOR PREPARING SUPPORTED CATALYSTS USING WASTE LITHIUM BATTERIES AND ATTAPULGITENovember 2024March 2025Allow400NoNo
18955358NANO-SUPPORTED SOLID-PHASE TITANIUM-BASED MULTI-METAL CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOFNovember 2024April 2025Allow501NoNo
18947519Date Palm Syrup- Graphitic Carbon Nitride Composite And Methods Of Making And Using SameNovember 2024January 2025Allow201NoNo
18863951NOVEL METHOD FOR MANUFACTURING CONGLOMERATED GRAPHITE, THE CONGLOMERATED GRAPHITE MANUFACTURED USING THE METHOD, AND SECONDARY BATTERY INCLUDING THE CONGLOMERATED GRAPHITE AS AN ANODE ACTIVE MATERIALNovember 2024June 2025Allow711YesNo
18936390METHOD OF FORMING ZINC OXIDE/BORATE NANOCOMPOSITENovember 2024February 2025Allow301NoNo
18928876POROUS CARBON CATALYST LOADED WITH METAL SULFIDES BASED ON HIGH-SULFUR PETROLEUM COKE AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOFOctober 2024October 2025Allow1111YesNo
18856520METHOD FOR PRODUCING TETRAFLUOROMETHANE THROUGH PLASMA PYROLYSIS OF WASTE POLYTETRAFLUOROETHYLENEOctober 2024August 2025Allow1110NoNo
18909130WAX-ORGANIC EXTENDER EMULSION AND METHOD FOR MANUFACTURE THEREOFOctober 2024December 2024Allow200NoNo
18851223NANODIAMOND WITH VACANCY DEFECT AND QUANTUM DOT LUMINESCENCESeptember 2024May 2025Allow810YesNo
18895253METHODS FOR GENERATING HYDROGEN GAS AND OXYGEN GASSeptember 2024September 2025Abandon1211NoNo
18849962CONDUCTIVE STANNIC OXIDE PARTICLE-CONTAINING ORGANIC SOLVENT-DISPERSED SOL AND METHOD OF PRODUCTION THEREOFSeptember 2024January 2026Allow1621YesNo
18892997METHOD AND DEVICE FOR SHAPE-PERFORMANCE CONTROL BY ULTRASONIC ROLLING COMBINED WITH SELECTIVE LASER MELTINGSeptember 2024June 2025Allow811NoNo
18893145SEPARATION PROCESS OF VALUABLE METALS FROM COPPER ANODE SLIME BASED ON OXIDATION POTENTIAL MODULATIONSeptember 2024January 2025Allow400NoNo
18883231PROCESS FOR PRODUCING ANHYDROSUGAR(S) FROM LIGNOCELLULOSIC BIOMASSSeptember 2024February 2026Allow1721YesNo
18844411CUTTING TOOLSeptember 2024April 2025Allow700NoNo
18820350ACTIVATED SUPPORTED BI2O3/TIO2 CATALYSTSAugust 2024October 2024Allow200NoNo
18820823NiCeOx AEROGELS FOR METHANE SUPPRESSION IN THE WATER-GAS SHIFT REACTIONAugust 2024May 2025Allow911NoNo
18840630NEGATIVE THERMAL EXPANSION MATERIAL, METHOD FOR PRODUCING THE SAME, AND COMPOSITE MATERIALAugust 2024February 2025Allow600NoNo
18811792METHOD FOR PREPARING NICKEL SULFATE AQUEOUS SOLUTION FROM NICKEL-CONTAINING RAW MATERIALAugust 2024August 2025Allow1221YesNo
18840632CEMENTED CARBIDE AND CUTTING TOOLAugust 2024March 2025Allow700NoNo
18811781ALL-IN-ONE NICKEL RECOVERING METHOD FOR RECOVERY OF NICKEL OXIDE FROM RAW MATERIALS CONTAINING NICKELAugust 2024June 2025Allow1020NoNo
18839848NEGATIVE THERMAL EXPANSION MATERIAL AND COMPOSITE MATERIALAugust 2024January 2026Allow1731NoNo
18807893SYSTEMS AND METHODS FOR THE ENHANCEMENT OF MIDSTREAM-LIQUID RESOURCES FOR DIRECT METAL EXTRACTIONAugust 2024June 2025Allow1011YesNo
18802061MODIFIED CALCINED KAOLIN PARTICLE WITH SURFACE AMPHIPHILICITY AND PREPARATION METHOD THEREOFAugust 2024November 2024Allow301NoNo
18798726METHOD FOR REMOVING ARSENIC FROM COPPER SMELTING SOOT AND COMPREHENSIVE RECOVERY OF VALUABLE METALSAugust 2024September 2024Allow200NoNo
18780704AQUEOUS METHODS FOR TITANATING A CHROMIUM/SILICA CATALYST WITH AN ALKALI METALJuly 2024March 2025Allow810YesNo
18730414DEVICE SYSTEM AND METHOD HAVING SINTERING FLUE GAS CO CATALYTIC HEAT EXCHANGE AND MEDIUM-AND-LOW-TEMPERATURE SCR DENITRATION CONNECTED IN SERIESJuly 2024March 2025Allow810NoNo
18772490NOX STORAGE CATALYST AND METHOD FOR PREPARING THE SAMEJuly 2024November 2025Allow1610NoNo
18772460PROCESS FOR REMOVING HYDROGEN SULFIDE FROM SOUR GASES WITH ZIF-8 MIXED METAL HYDROXIDES COMPOSITESJuly 2024January 2025Allow610NoNo
18773023PROCESSES FOR PRODUCING CALCIUM OXIDE AND SULFURIC ACID FROM CALCIUM SULFATE WITH MAGNESIUM INTERMEDIATEJuly 2024November 2024Allow401NoNo
18770008NON-NOBLE CuO-CeO2/Nb2O5 CATALYSTS FOR LOW-TEMPERATURE OXIDATION OF CARBON MONOXIDEJuly 2024July 2025Allow1221YesNo
18764094REACTOR FOR CONVERSION OF HYDROCARBONS AND OXYGENATES TO SYNGAS AND HYDROGENJuly 2024December 2024Allow501NoNo
18761552PROCESS FOR REMOVING HYDROGEN SULFIDE FROM SOUR GASES WITH ZIF-67 SUPPORTED ON MIXED METAL OXIDESJuly 2024September 2024Allow200NoNo
18760892EXTRACTION OF ALKALINE EARTH METAL HYDROXIDES FROM PRODUCED OILFIELD BRINEJuly 2024April 2025Allow1010YesNo
18725283BIO-BASED ADHESIVE FOR ELECTRICAL INSULATIONJune 2024February 2025Allow810YesNo
18755128NANOCOMPOSITE MATERIAL COMPRISING BIO-SLUDGE OR BIOCHAR, METHOD FOR ITS PREPARATION AND APPLICATION IN PHOTOCATALYTIC CO2 REDUCTIONJune 2024June 2025Allow1121NoNo
18724077Method for purification of at least one aqueous solution of phosphoric acidJune 2024May 2025Allow1100NoNo
18746623METHOD FOR MANUFACTURING A SUPPORTED TANTALUM CATALYSTJune 2024March 2025Allow900NoNo
18740572MESOPOROUS ZINC OXIDE GRAPHITE COMPOSITEJune 2024August 2024Allow200NoNo
18738043NANOCELLULOSE COMPOSITIONS AND PROCESSES TO PRODUCE SAMEJune 2024August 2025Allow1420NoNo
18734234Multi-layered Sorbent Structure and a Method for Enhancing Oil Uptake Performance thereofJune 2024June 2025Abandon1320NoNo
18732873NANOSTRUCTURED SILICON CARBONACEOUS COMPOSITE MATERIAL AND METHODS FOR PRODUCING THE SAMEJune 2024December 2025Allow1821NoNo
18733491Zeolite Syntheses Using Diquaternary Structure Directing AgentsJune 2024April 2025Allow1101NoNo
18676606POLYIMIDE BEAD MATERIALS AND METHODS OF MANUFACTURE THEREOFMay 2024October 2025Allow1711NoNo
18714192Hydrogenation Catalyst, and Preparation Method Therefor and Use ThereofMay 2024September 2025Allow1500YesNo
18676367METHOD FOR PREPARING A CATALYST FOR PYROLYSIS OF WASTE PLASTICS TO PRODUCE OIL AND USE THEREOFMay 2024October 2024Allow500NoNo
18669187ORGANOSELENIUM COMPOUNDS WITH GOLD-MODIFIED Bi2O3/TiO2 SUPPORTED IN CARBON-ACTIVATED CARBONSMay 2024August 2024Allow300NoNo
18663173Methods for Forming and Uses of Titania-Coated Inorganic ParticlesMay 2024April 2025Allow1110NoNo
18663532V2C@V2O5/TiO2 COMPOSITE PHOTOCATALYST, PREPARATION METHOD, AND APPLICATION THEREOFMay 2024December 2024Allow701NoNo
18662719ONE PASS SPRAY DRIED LACTOSEMay 2024November 2024Allow601NoNo
18660554SYNTHESIS AND APPLICATION OF ZINC COBALT OXIDE/SULFIDE NANORODS FOR PHOTOCATALYTIC WATER SPLITTING AND CARBON DIOXIDE REDUCTIONMay 2024October 2024Allow510NoNo
18660358HYDROLYTIC AND CALCINATION METHOD FOR FORMING HOLLOW SILICA PARTICLESMay 2024September 2024Allow510YesNo
18659092Transition Metal-Catalyzed Production of Alcohol and Carbonyl Compounds From HydrocarbonsMay 2024September 2024Allow410NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1732.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
341
Examiner Affirmed
240
(70.4%)
Examiner Reversed
101
(29.6%)
Reversal Percentile
35.6%
Lower than average

What This Means

With a 29.6% reversal rate, the PTAB affirms the examiner's rejections in the vast majority 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
1091
Allowed After Appeal Filing
287
(26.3%)
Not Allowed After Appeal Filing
804
(73.7%)
Filing Benefit Percentile
19.9%
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, 26.3% 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 1732 - Prosecution Statistics Summary

Executive Summary

Art Unit 1732 is part of Group 1730 in Technology Center 1700. This art unit has examined 15,852 patent applications in our dataset, with an overall allowance rate of 68.7%. Applications typically reach final disposition in approximately 32 months.

Comparative Analysis

Art Unit 1732's allowance rate of 68.7% places it in the 28% 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 1732 receive an average of 1.88 office actions before reaching final disposition (in the 48% percentile). The median prosecution time is 32 months (in the 41% 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 fewer 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.