USPTO Art Unit 1744 Prosecution Statistics

Art Unit Information

Art Unit: 1744
Group: 1740
Tech Center: 1700
Total Cases: 13,328
Last Active: October 2025

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19362182SERVICE STATION SERVING A PRINT HEADOctober 2025February 2026Allow400NoNo
19262415DEVICE FOR FORMING HIGH-STRENGTH AND HIGH-TOUGHNESS CONCRETE PRODUCT AND USING METHOD THEREOFJuly 2025October 2025Allow310NoNo
19242253METHOD AND APPARATUS FOR REDUCING NON-NORMAL INCIDENCE DISTORTION IN GLAZING FILMSJune 2025February 2026Allow820NoNo
19192623TOOLING MOLD FOR BRAKE DISC MANUFACTURING AND METHOD FOR BRAKE DISC MANUFACTURINGApril 2025June 2025Allow200NoNo
19112943ANTIOXIDANT ADDITION DEVICE AND METHOD FOR 500 KV CROSS-LINKED POLYETHYLENE INSULATING MATERIALMarch 2025August 2025Allow500NoNo
19079679DEVICES FOR SHAPING CLEAR ICE PRODUCTS AND RELATED METHODSMarch 2025July 2025Allow411YesNo
19031140FORMING DEVICE AND PREPARATION METHOD OF GRAPHITE CRUCIBLEJanuary 2025June 2025Allow500NoNo
19019024METHOD FOR FORMING CUSTOM ORTHOTICSJanuary 2025July 2025Allow610NoNo
19002048WATER-BASED BINDER SOLUTIONS FOR USE IN ADDITIVE MANUFACTURING PROCESSESDecember 2024January 2026Allow1300YesNo
18938559FIBER REINFORCED COMPOSITE MATERIALS, ARTICLES AND RELATED METHODSNovember 2024January 2026Allow1510NoNo
18856077ENHANCED FLASH EVAPORATION/ELECTROSPINNING COMPOSITE SPINNING EQUIPMENTOctober 2024August 2025Allow1010NoNo
18814798Spring Loaded Wafer CutterAugust 2024May 2025Allow820NoNo
18800589THREE DIMENSIONAL PRINTING SYSTEM WITH VERTICALLY TRANSLATING BUILD PLANEAugust 2024March 2026Allow1901YesNo
18796680HOLDING DEVICE, METHOD OF DETERMINING ATTRACTION ABNORMALITY IN HOLDING DEVICE, LITHOGRAPHY APPARATUS, AND METHOD OF MANUFACTURING ARTICLEAugust 2024December 2025Allow1600NoNo
18796963MANUFACTURING METHOD OF HALF-CUT DOUBLE-SIDED TAPE AND HALF-CUT DOUBLE-SIDED TAPE STICKING DEVICEAugust 2024December 2025Allow1610NoNo
18836098METHOD FOR PRODUCING A PART MADE OF COMPOSITE MATERIALAugust 2024July 2025Allow1220YesNo
18787446INCLUSION MOLDED BIRD SPIKEJuly 2024February 2026Abandon1901NoNo
18775189MOLDING METHOD OF VEHICLE SPEAKER GRILLJuly 2024March 2026Allow1910NoNo
18775517HYDRAULIC CIRCUIT FOR OPENING AND CLOSING MOULD OF INJECTION MOULDING MACHINE, AND INJECTION MOULDING MACHINE SYSTEMJuly 2024March 2026Allow2010NoNo
18761161METHOD OF MANUFACTURING FLUID-FILLED CHAMBERSJuly 2024February 2026Allow1921YesNo
18753769CARBON FIBER CRYSTAL ORIENTATION IMPROVEMENT BY POLYMER MODIFICATION, FIBER STRETCHING AND OXIDATION FOR BRAKE APPLICATIONJune 2024February 2026Abandon1920YesNo
18748386SYSTEM FOR FORMING CUSTOM ORTHOTICSJune 2024October 2024Allow402NoNo
18748161IMMERSED ROTARY JET SPINNING (IRJS) DEVICES AND USES THEREOFJune 2024August 2025Abandon1410NoNo
18721666AN ADJUSTABLE SHAPE CHANGING PRINTING BED FOR ADDITIVE MANUFACTURINGJune 2024December 2025Allow1800YesNo
18740489Kitchen Tool for Forming Baking LinerJune 2024March 2025Allow911YesNo
18718043PAPER-MADE BINDER, AND MANUFACTURING METHOD AND MANUFACTURING APPARATUS THEREFORJune 2024October 2025Allow1600NoNo
18736262METHOD AND APPARATUS FOR PRODUCING ENGINEERED STONE SLABSJune 2024December 2025Allow1831YesYes
18734037IMPRINT APPARATUS, IMPRINT METHOD, AND ARTICLE MANUFACTURING METHODJune 2024November 2025Allow1720YesNo
18731313Modular Storage Device and Filament OutletJune 2024March 2026Allow2110NoNo
18731314Modular Storage Device and Filament OutletJune 2024March 2026Allow2110NoNo
18678197INTERMITTENT EXTRUSION SYSTEM AND EXTRUSION DEVICEMay 2024February 2026Allow2010YesNo
18675165METHOD FOR MANUFACTURING DAMPER MEMBERMay 2024September 2025Allow1600NoNo
18675262METHOD FOR PRODUCING A BAG WITH AN ANTI-ADHESION LAYER, AND BAG WITH ANTI-ADHESION LAYERMay 2024June 2025Abandon1301NoNo
18670001DEMOLDING DEVICEMay 2024December 2025Allow1900NoNo
18668588METHOD AND APPARATUS FOR REDUCING NON-NORMAL INCIDENCE DISTORTION IN GLAZING FILMSMay 2024July 2024Allow200YesNo
18669142METHOD FOR PREPARING DURABLE HYDROPHILIC ULTRAFILTRATION MEMBRANEMay 2024March 2026Allow2210YesNo
18659352FOOD CONTAINER AND METHODS AND SYSTEMS FOR MANUFACTURING FOOD CONTAINERSMay 2024August 2024Allow401NoNo
18659049METHODS OF MODIFYING SURFACE OF FILM WITH INVERSE MINIEMULSIONMay 2024July 2024Allow200NoNo
18653186METHOD OF CONTROLLING LOCAL ENVIRONMENT EXPOSURE DURING ADDITIVE MANUFACTURINGMay 2024January 2026Allow2110NoNo
18706597METHOD FOR PRODUCING A PREFORM FOR PART OF A BLADE OR PROPELLER BY WINDING A WEAVE OBTAINED BY WEAVING TO SHAPEMay 2024November 2024Allow610YesNo
18650895ADDITIVE MANUFACTURING SYSTEM USING INTERLINKED REPEATING SUBUNITSApril 2024October 2025Allow1811NoNo
18650630CREATION TABLE FOR FUSIBLE TOY BEADApril 2024November 2025Allow1900NoNo
18646737METHODS FOR DESIGNING GRADIENT MINIMAL SURFACE STRUCTURES BASED ON SURFACE DENSITY DISTRIBUTIONSApril 2024September 2024Allow510NoNo
18642703Method Of Printing With Polymer Powder And Siloxane AdditiveApril 2024August 2025Allow1610NoNo
18639945PREPARATION METHOD OF HIGH-BARRIER ANTIBACTERIAL FLAME-RETARDANT FOOD PACKAGING FILMApril 2024June 2024Allow200NoNo
18635168MEASUREMENT METHOD, IMPRINT APPARATUS, AND ARTICLE MANUFACTURING METHODApril 2024July 2025Allow1520YesNo
18700719PVC FLOORING PRODUCTION LINEApril 2024February 2026Allow2210YesNo
18631248MANUFACTURING METHOD FOR MOLDED ARTICLEApril 2024February 2026Allow2201NoNo
18630010THREE DIMENSIONAL PRINTING OF COMPOSITE REINFORCED STRUCTURESApril 2024October 2025Allow1821NoNo
18699624TECHNIQUE FOR DYNAMIC LENGTH COMPENSATIONApril 2024July 2024Allow400NoNo
18628975COMPOSITE INNER CUP AND DOUBLE-LAYER CUP MANUFACTURING METHODApril 2024January 2026Allow2110NoNo
18628737INJECTOR BODY FOR INJECTION MOLDINGApril 2024January 2026Allow2110NoNo
18628690DEVICE AND METHOD FOR PROCESSING A 3D POLYMER STRUCTUREApril 2024January 2026Allow2201YesNo
18699118METHOD OF PRODUCTION OF FIBERS AND A DEVICE FOR CARRYING OUT THE METHODApril 2024March 2026Allow2311NoNo
18698111METHOD FOR MANUFACTURING A BLADE FOR AN AIRCRAFT TURBINE ENGINEApril 2024January 2026Allow2100NoNo
18625503GOLF BALL MANUFACTURING METHODApril 2024December 2025Allow2010NoNo
18619575DEVICE FOR COOLING AND STABILIZING THE CURED TYREMarch 2024March 2026Allow2310NoNo
18695508FILM EXTRUSION COMPOSITION AND ASSOCIATED EXTRUDED FILM, METALLIZED FILM, AND CAPACITORMarch 2024August 2025Allow1600NoNo
18610846DEVICE AND METHOD FOR PRODUCING HIP SPACERSMarch 2024December 2025Allow2110NoNo
18606963AUTOMATED MEAT ANALOGUE PRODUCTION SYSTEMSMarch 2024July 2025Allow1610NoNo
18603458ADJUSTABLE MOLD FOR MAKING PRECAST CONCRETE TRAFFIC BARRIER PANELS WITH DIFFERENT GEOMETRIES FOR USE IN MODULAR EARTH RETAINING WALLSMarch 2024January 2025Allow1111NoNo
18691501METHOD OF THERMOFORMING A THERMOFORMABLE POLYMERIC SHEET MATERIAL OVER AN INSERTMarch 2024March 2026Allow2410YesNo
18690422SHRINK CONVEYOR AND METHOD FOR ALLOWING SHRINK IN A CONTINUOUS STRIPMarch 2024July 2025Allow1711NoNo
18600069NEW USE OF ISOSORBIDEMarch 2024March 2025Allow1310NoNo
18690152METHOD FOR FORMING IN-MOLD COATING MULTI-LAYER COATING FILMMarch 2024July 2025Allow1700NoNo
18597001INJECTION MOLDING SYSTEMMarch 2024November 2025Allow2010NoNo
18689262MOULD FOR ROTATIONAL MOULDINGMarch 2024December 2025Allow2110NoNo
18595077MANUFACTURING METHOD WITH IMPROVED FRAGMENT SIZE AND PLASTIC-TO-PAPER RATIOMarch 2024January 2025Allow1110NoNo
18593534SYSTEMS FOR POST-PROCESSING ADDITIVELY MANUFACTURED OBJECTSMarch 2024February 2025Allow1210YesNo
18686939SUBSTRATE PROCESSING METHODFebruary 2024November 2025Allow2210NoNo
18586756Thermal Compensation Methods for Laser Energy Delivery for Additive Manufacturing using Heating and Cooling ElementsFebruary 2024December 2024Allow1000YesNo
18586910METHOD FOR PRODUCING WETTABLE SILICONE HYDROGEL CONTACT LENSESFebruary 2024February 2026Allow2310YesNo
18686277MANDREL DEVICE FOR MANUFACTURING A SEGMENTED WIND TURBINE BLADEFebruary 2024November 2025Allow2010NoNo
185833753D Printer BedFebruary 2024July 2025Allow1700YesNo
18684389INJECTION MOLDING DEVICE WITH ROTATABLE CORE SECTIONSFebruary 2024December 2025Allow2210NoNo
18439311LASER-BASED SUPPORT STRUCTURE REMOVALFebruary 2024February 2026Abandon2401NoNo
18436456Correcting Positional Discrepancies of a Build Plate in a Photocurable ResinFebruary 2024November 2025Allow2100YesNo
18436227Method for Manufacturing Low Modulus ArticlesFebruary 2024November 2025Allow2110NoNo
18436076MANIFOLD FOR MOLDING AN ARTICLEFebruary 2024August 2025Abandon1820NoNo
18435649METHODS AND APPARATUS FOR OPTIMALLY POSITIONING OBJECTS FOR AUTOMATED MACHININGFebruary 2024September 2025Allow1920YesNo
18435697APPARATUS AND METHOD FOR THREE-DIMENSIONAL PRINTINGFebruary 2024January 2025Allow1110NoNo
18432557Robotized line for the production of chocolate productsFebruary 2024November 2025Allow2210NoNo
18431205FABRICATION METHOD FOR COMPLEX, RE-ENTRANT 3D MICROSCALE STRUCTURESFebruary 2024February 2026Allow2401NoNo
18428696ALUMINUM PROFILE INJECTION BONDING METHODJanuary 2024November 2025Allow2210YesNo
18428210METHODS OF PLUGGING A HONEYCOMB BODYJanuary 2024March 2025Abandon1310NoNo
18293220IMPROVED SUGAR COATING PROCESS COMPRISING A HYDROLYZED AND FUNCTIONALIZED STARCHJanuary 2024February 2026Abandon2501NoNo
18420196ICE CUBE REMOVAL TOOLJanuary 2024July 2024Allow610NoNo
18290637METHOD FOR PRODUCING THREE-DIMENSIONAL MANUFACTURED PRODUCTJanuary 2024March 2026Allow2620NoNo
18415920DEVICE AND METHOD FOR PRODUCING THREE-DIMENSIONAL SHAPED PARTSJanuary 2024December 2025Abandon2310NoNo
18415742APPARATUS AND METHOD FOR CONTROLLING SPREAD OF PLURALITY OF DROPLETS OF PHOTO-CURING COMPOSITIONJanuary 2024September 2025Allow2001YesNo
18415518METHOD AND APPARATUS FOR REDUCING NON-NORMAL INCIDENCE DISTORTION IN GLAZING FILMSJanuary 2024March 2025Allow1410NoNo
18414277PHOTOHARDENABLE COMPOSITIONS AND METHODS FOR FORMING AN OBJECT IN A VOLUME OF A PHOTOHARDENABLE COMPOSITIONJanuary 2024March 2026Allow2611NoNo
18412176ICE MAKER AND REFRIGERATORJanuary 2024April 2025Allow1620NoNo
18412136ICE MAKER AND REFRIGERATORJanuary 2024April 2025Allow1620NoNo
18409356ARTHROSCOPIC DEVICES AND METHODSJanuary 2024December 2024Allow1210NoNo
18409159FLUOROPOLYMER FREE POLYMER PROCESSING AIDSJanuary 2024September 2025Allow2000NoNo
18576996METHOD FOR PRODUCING A MULTILAYERED ABSORBENT PRODUCT AND PRODUCT THE METHODJanuary 2024December 2025Abandon2310NoNo
18405425MOULD FOR THE PRODUCTION OF CLOSURES IN COMPRESSION MOULDING MACHINESJanuary 2024July 2025Allow1820YesNo
18404860SEPARATOR THICKNESS ADJUSTMENT DEVICE AND METHOD, AND WINDING ELECTRODE ASSEMBLY PRODUCTION SYSTEMJanuary 2024February 2026Allow2511NoNo
18576184FLUOROPOLYMER FREE POLYMER PROCESSING AIDSJanuary 2024September 2025Allow2100YesNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 1744.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
184
Examiner Affirmed
136
(73.9%)
Examiner Reversed
48
(26.1%)
Reversal Percentile
18.4%
Lower than average

What This Means

With a 26.1% 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
589
Allowed After Appeal Filing
176
(29.9%)
Not Allowed After Appeal Filing
413
(70.1%)
Filing Benefit Percentile
35.0%
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, 29.9% 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 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 1744 - Prosecution Statistics Summary

Executive Summary

Art Unit 1744 is part of Group 1740 in Technology Center 1700. This art unit has examined 13,328 patent applications in our dataset, with an overall allowance rate of 65.9%. Applications typically reach final disposition in approximately 31 months.

Comparative Analysis

Art Unit 1744's allowance rate of 65.9% places it in the 23% 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 1744 receive an average of 1.74 office actions before reaching final disposition (in the 38% percentile). The median prosecution time is 31 months (in the 47% 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.