USPTO Group 1640 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19376432ALBUMIN BINDING PROTEINS AND METHODS OF USEOctober 2025February 2026Allow400YesNo
19352098PD-L1 ANALOG FUSION PROTEINS FOR ANTIGEN SPECIFIC IMMUNOTHERAPY AND METHODS OF USEOctober 2025February 2026Allow510NoNo
19316633IL13 AND IL31 BISPECIFIC POLYPEPTIDES AND USES THEREOFSeptember 2025December 2025Allow300NoNo
19304112ANTI-TRANSFERRIN RECEPTOR FUSION PROTEINS AND METHODS OF USE THEREOFAugust 2025March 2026Allow710YesNo
19302936ALLERGY TREATMENTAugust 2025March 2026Allow710YesNo
19297899BISPECIFIC AGONISTIC ANTIBODIES TO ACTIVIN A RECEPTOR LIKE TYPE 1 (ALK1)August 2025February 2026Allow700YesNo
19293506MUSCLE TARGETING COMPLEXES AND USES THEREOF FOR TREATING DYSTROPHINOPATHIESAugust 2025January 2026Allow500YesNo
19284312ANTIGEN-BINDING PROTEINS AND RELATED METHODS OF USEJuly 2025February 2026Allow710YesNo
19281468METHODS FOR TREATING DIABETIC KIDNEY DISEASE AND GLOMERULAR DISEASEJuly 2025February 2026Allow710NoNo
19276860COMPOSITIONS AND METHODS RELATED TO GPRC5D BINDING AGENTS AND VARIANTS THEREOFJuly 2025October 2025Allow300NoNo
192752035T4 BINDING POLYPEPTIDES AND USES THEREOFJuly 2025February 2026Allow710NoNo
19263325COMPOSITIONS AND METHODS OF TREATING MUSCLE DYSTROPHYJuly 2025February 2026Allow710YesNo
19259911KLRB1 BINDING AGENTS AND METHODS OF USE THEREOFJuly 2025February 2026Allow810YesNo
19259995KLRB1 BINDING AGENTS AND METHODS OF USE THEREOFJuly 2025March 2026Allow810YesNo
19256452FCRN/ANTIGEN-BINDING MOLECULES AND METHODS OF USEJuly 2025January 2026Allow620YesNo
17614288COMPOSITION AND METHODS TO TREAT ECTODERMAL DYSPLASIA 2, CLOUSTON TYPEJune 2025March 2026Allow5211YesNo
19245760ALPHA4BETA7 INTEGRIN BINDING PROTEINS AND METHODS OF USEJune 2025December 2025Allow611NoNo
19243022IL-18/IL-23 MULTISPECIFIC ANTIGEN BINDING PROTEINSJune 2025February 2026Allow710NoNo
19242307CAPTURE ANTIBODY AND DETECTION ANTIBODY BINDING MMP9 PROTEINJune 2025August 2025Allow200YesNo
19242725COMPOSITIONS AND METHODS FOR TREATMENT OF THYROID EYE DISEASEJune 2025February 2026Allow810YesNo
19234136ANTI-TRANSFERRIN RECEPTOR ANTIBODY-PMO CONJUGATES FOR INDUCING DMD EXON 44 SKIPPINGJune 2025February 2026Allow820YesNo
19231212MUSCLE TARGETING COMPLEXES COMPRISING AN ANTI-TRANSFERRIN RECEPTOR ANTIBODY LINKED TO AN OLIGONUCLEOTIDE AND METHOD OF USE THEREOF TO TREAT DUCHENNE MUSCULAR DYSTROPHYJune 2025September 2025Allow410NoNo
19230064METHODS FOR TREATMENT USING ANTI-ALPHA4BETA7 ANTIBODYJune 2025November 2025Allow610YesNo
19229907BISPECIFIC ANTIBODY AND USE THEREOFJune 2025January 2026Allow720NoNo
19228960TREATMENT METHODJune 2025January 2026Abandon800NoNo
19229468ACTIVIN RECEPTOR TYPE IIA VARIANTS AND METHODS OF USE THEREOFJune 2025November 2025Allow610NoNo
19227795PHARMACEUTICAL COMBINATIONSJune 2025February 2026Allow910YesNo
19227585PHARMACEUTICAL COMPOSITION COMPRISING SUTTERELLA WADSWORTHENSIS AND IMMUNE CHECKPOINT INHIBITORS FOR TREATMENT OF COLON CANCERJune 2025January 2026Allow710NoNo
19222996METHODS FOR TREATMENT USING ANTI-ALPHA4BETA7 ANTIBODYMay 2025November 2025Allow610YesNo
19222494ENZYME-DECORATED NANOCATALYSTSMay 2025February 2026Allow911NoNo
19221422REGIMENS AND METHODS OF TREATING MULTIPLE SCLEROSIS USING OFATUMUMABMay 2025March 2026Allow911YesNo
19221315MITIGATION OF CRYPTOSPORIDIOSIS USING HYDROGEN PEROXIDE-GENERATING COMPOSITIONSMay 2025December 2025Allow710NoNo
19218154ANTI-HUMAN C5 ANTIBODIESMay 2025October 2025Allow520YesNo
19217172Method of Use for Benzofuran CompoundsMay 2025February 2026Allow811NoNo
19217020ANTI-TREM2 ANTIBODIES AND METHODS OF USEMay 2025August 2025Allow201YesNo
19213402ANTIGEN BINDING PROTEINSMay 2025December 2025Allow710NoNo
19211910ANTIBODIES AND ANTIBODY FRAGMENTS THAT BIND IGEMay 2025October 2025Allow510NoNo
19211660COMPLEXES COMPRISING AN ANTI-TRANSFERRIN RECEPTOR ANTIBODY LINKED TO AN OLIGONUCLEOTIDE AND METHOD OF DELIVERING OLIGONUCLEOTIDE TO A SUBJECTMay 2025August 2025Allow301YesNo
19208792ANTI-GDF15 ANTIBODY AND A DOSAGE REGIMEN FOR THE TREATMENT OF CANCERMay 2025October 2025Allow511NoNo
19205170NOVEL CYTOKINE-BASED THERAPIES AND METHODSMay 2025February 2026Allow1011NoNo
19198946Subcutaneous Formulations Of Anti-CD38 Antibodies And Their UsesMay 2025January 2026Allow820NoNo
19198507ANTIBODIES THAT BIND TNFRSF25May 2025July 2025Allow200YesNo
19194986IMMUNOTHERAPEUTIC COMPOSITION FOR PREVENTION OF OBESITY, NONALCOHOLIC FATTY LIVER DISEASE AND HYPERTRIGLYCERIDEMIA, AND METHODS OF USE AND PREPARATION THEREOFApril 2025October 2025Allow611YesNo
19193079BISPECIFIC AGONISTIC ANTIBODIES TO ACTIVIN A RECEPTOR LIKE TYPE 1 (ALK1)April 2025August 2025Allow301YesNo
19193595CANCER IMMUNOTHERAPY BY DISRUPTING PD-1/PD-L1 SIGNALINGApril 2025March 2026Allow1020NoNo
19193629CANCER IMMUNOTHERAPY BY DISRUPTING PD-1/PD-L1 SIGNALINGApril 2025October 2025Allow520NoNo
19193652CANCER IMMUNOTHERAPY BY DISRUPTING PD-1/PD-L1 SIGNALINGApril 2025October 2025Allow610NoNo
19190098COMBINATION OF LURBINECTEDIN AND IMMUNE CHECKPOINT INHIBITORSApril 2025December 2025Allow810YesNo
19188549MUSCLE TARGETING COMPLEXES AND USES THEREOF FOR TREATING DYSTROPHINOPATHIESApril 2025July 2025Allow310NoNo
19189163COMPLEXES COMPRISING AN ANTI-TRANSFERRIN RECEPTOR ANTIBODY LINKED TO AN OLIGONUCLEOTIDE AND METHOD OF DELIVERING AN OLIGONUCLEOTIDE TO A SUBJECTApril 2025September 2025Allow510NoNo
19187342IL31-BINDING POLYPEPTIDES AND USES THEREOFApril 2025August 2025Allow400NoNo
19182382METHODS OF TREATING GASTROINTESTINAL INFLAMMATORY DISEASEApril 2025July 2025Allow310NoNo
19180749ALBUMIN BINDING PROTEINS AND METHODS OF USEApril 2025September 2025Allow510YesNo
19180751Methods and compositions for improving the immune response against viral pathogensApril 2025December 2025Abandon810NoNo
19175619PTK7-Binding ProteinsApril 2025September 2025Allow601NoNo
19172374ANTIGEN BINDING POLYPEPTIDESApril 2025July 2025Allow400YesNo
19171920LIPID NANOPARTICLE FORMULATIONS AND COMPOSITIONSApril 2025January 2026Abandon910NoNo
19094954RNAi Agents for Inhibiting Expression of Microtubule Associated Protein Tau (MAPT), Compositions Thereof, and Methods of UseMarch 2025October 2025Allow611YesNo
19092641PROCESS OF PURIFICATION OF PROTEINMarch 2025December 2025Allow910NoNo
19093136BISPECIFIC ANTI-HUMAN A-BETA/ANTI-HUMAN TRANSFERRIN RECEPTOR ANTIBODIESMarch 2025June 2025Allow211NoNo
19085020TSLP-Binding Molecules, IL-33-Binding Molecules, and Bispecific Antigen-Binding Molecules, and Uses ThereofMarch 2025October 2025Allow710NoNo
19085184ANTI-HUMAN INTERLEUKIN 36 RECEPTOR MONOCLONAL ANTIBODY AND METHODS OF USE THEREOF TO TREAT DISEASEMarch 2025October 2025Allow711YesNo
19081458PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOFMarch 2025October 2025Allow710NoNo
19081340PROTEASE-CLEAVABLE SUBSTRATES AND METHODS OF USE THEREOFMarch 2025January 2026Allow1011NoNo
19073405FUS PROTEOLYSIS-TARGETING CHIMERA, PREPARATION METHOD AND APPLICATIONS THEREOFMarch 2025May 2025Allow300NoNo
19074158PLATELET DERIVATIVE COMPOSITIONS, AND PLURALITIES OF CONTAINERS CONTAINING SAMEMarch 2025April 2025Allow200NoNo
19073422CD142 ANTIBODIES, ANTIBODY-DRUG CONJUGATES, PREPARATIONS AND USES THEREOFMarch 2025August 2025Allow510NoNo
19071424PD-L1 ANALOG FUSION PROTEINS FOR ANTIGEN SPECIFIC IMMUNOTHERAPY AND METHODS OF USEMarch 2025August 2025Allow610YesNo
19069168FC FRAGMENTS THAT BIND FCRN AND METHODS OF USEMarch 2025January 2026Abandon1011YesNo
19066279EXOSOME SYSTEMS, PRODUCTS AND METHODSFebruary 2025April 2025Allow100NoNo
19067809Nectin-4 binding miniproteins, conjugates and methods of use thereofFebruary 2025July 2025Allow410NoNo
19065094ANTIBODIES TO CONNECTIVE TISSUE GROWTH FACTOR (CTGF) AND USES THEREOFFebruary 2025December 2025Allow911YesNo
19065946MUSCLE TARGETING COMPLEXES COMPRISING AN ANTI-TRANSFERRIN RECEPTOR ANTIBODY LINKED TO AN OLIGONUCLEOTIDE AND METHOD OF USE THEREOF TO INDUCE EXON SKIPPING OF EXON 44 OF DYSTROPHIN IN A SUBJECTFebruary 2025May 2025Allow201YesNo
19066035Complexes Comprising An Anti-transferrin Receptor Antibody Linked to An Oligonucleotide And Method Of Delivering Oligonucleotide To A SubjectFebruary 2025June 2025Allow400YesNo
19064325CD4+ T CELLS EXPRESSING IL-10 AND CHIMERIC ANTIGEN RECEPTORS AND USES THEREOFFebruary 2025November 2025Allow920YesNo
19064273ANTI-CEACAM5 ANTIBODY DRUG CONJUGATESFebruary 2025September 2025Allow610NoNo
19064618MODIFIED K562 FEEDER CELL LINE EXPRESSING FACTORS THAT ENHANCE THE ACTIVATION AND PROLIFERATION OF NATURAL KILLER CELLS AND A METHOD FOR ITS PRODUCTIONFebruary 2025March 2026Allow1321NoNo
19063190COMPOSITIONS TARGETING PROSTATE-SPECIFIC MEMBRANE ANTIGEN AND METHODS FOR MAKING AND USING THE SAMEFebruary 2025June 2025Allow310NoNo
19063195COMPOSITIONS TARGETING EPIDERMAL GROWTH FACTOR RECEPTOR AND METHODS FOR MAKING AND USING THE SAMEFebruary 2025August 2025Allow610NoNo
19061157METHODS OF TREATING INFLAMMATORY AND/OR ALLERGIC DISORDERS WITH NORKETOTIFENFebruary 2025December 2025Abandon911NoNo
19059303METHOD FOR IDENTIFYING A SHARED NEOANTIGEN-REACTIVE T CELL RECEPTORFebruary 2025August 2025Allow610NoNo
19058780ANTIBODIES THAT BIND THE SPIKE PROTEIN OF SARS-COV-2February 2025September 2025Allow601YesNo
19053626ANTI-PTK7 ANTIBODY AND USES THEREOFFebruary 2025October 2025Allow810NoNo
19050002ANTI-IgE ANTIBODY THERAPY FOR MULTIPLE FOOD ALLERGIESFebruary 2025July 2025Allow610NoNo
19050008NK/MONOCYTE ENGAGERSFebruary 2025July 2025Allow621NoNo
19048808Production of Biosimilar Ustekinumab In CHO CellsFebruary 2025March 2026Allow1321YesNo
18727602BIOMARKER FOR PREDICTING THE PROGNOSIS OF COLORECTAL CANCERFebruary 2025December 2025Allow1711NoNo
19046824MUSCLE-TARGETING COMPLEXES COMPRISING AN ANTI-TRANSFERIN RECEPTOR ANTIBODY LINKED TO AN OLIGONUCLEOTIDE AND METHOD OF USE THEREOF TO INDUCE EXON SKIPPINGFebruary 2025May 2025Allow411YesNo
19043567HUMANIZED ANTI-TISSUE FACTOR ANTIBODY, ANTIBODY-DRUG CONJUGATE PREPARED THEREFROM AND USE THEREOFFebruary 2025June 2025Allow400YesNo
19036915ANTIBODIES THAT BIND TNFRSF25January 2025April 2025Allow300YesNo
19035322N-TERMINAL scFv MULTISPECIFIC BINDING MOLECULESJanuary 2025January 2026Allow1211YesNo
19035354ANTI-TRANSFERRIN RECEPTOR ANTIBODIES, CONJUGATES THEREOF, AND USES THEREOFJanuary 2025September 2025Allow810YesNo
19034098METHODS FOR TREATING FIBRODYSPLASIA OSSIFICANS PROGRESSIVAJanuary 2025July 2025Allow610YesNo
19033679ANTIBODIES TARGETING IL3January 2025May 2025Allow411NoNo
19032782MUSCLE TARGETING COMPLEXES AND USES THEREOF FOR TREATING DYSTROPHINOPATHIESJanuary 2025April 2025Allow300YesNo
19032739MUSCLE TARGETING COMPLEXES AND USES THEREOF FOR TREATING DYSTROPHINOPATHIESJanuary 2025April 2025Allow300YesNo
19031443ENGINEERED DENDRITIC CELL AND USE THEREOFJanuary 2025December 2025Allow1120YesNo
19030138ALTERING MICROBIAL POPULATIONS & MODIFYING MICROBIOTAJanuary 2025July 2025Allow610NoNo
19030161ALTERING MICROBIAL POPULATIONS & MODIFYING MICROBIOTAJanuary 2025July 2025Allow610NoNo
19026296MRNA VACCINE ENCODING FUSION ANTIGEN AGAINST MPOX AND SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS 2January 2025April 2025Allow300YesNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for group 1640.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
1282
Examiner Affirmed
905
(70.6%)
Examiner Reversed
377
(29.4%)
Reversal Percentile
26.0%
Lower than average

What This Means

With a 29.4% 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
11113
Allowed After Appeal Filing
2039
(18.3%)
Not Allowed After Appeal Filing
9074
(81.7%)
Filing Benefit Percentile
4.9%
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, 18.3% 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.

Group 1640 - Prosecution Statistics Summary

Executive Summary

Group 1640 is part of Technology Center 1600. This group has examined 106,748 patent applications in our dataset, with an overall allowance rate of 54.1%. Applications typically reach final disposition in approximately 34 months.

Prosecution Patterns

Applications in Group 1640 receive an average of 1.92 office actions before reaching final disposition. The median prosecution time is 34 months.

Strategic Overview

This group-level data aggregates statistics across multiple art units. For more targeted prosecution strategies, review the individual art unit and examiner statistics within this group.

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.