Prosecution Insights
Last updated: July 17, 2026

Chalker Flores, LLP

70 pending office actions • 43 clients • 65 examiners • 52 art units • 0 of 70 (0%) have an AI response strategy ready • 71 patents granted in the last 365 days

Quality Metrics (n=4488 apps, methodology: how we score firms)

82.3%
Allowance Rate
n=4488
+0.72σ
Allowance Rate (norm)
n=4488
4.4
OAs to Allowance
n=1761
+0.17σ
OAs to Allow (norm)
n=1761
1174 days
Time to Allowance
n=1761
+13.7pp
Interview Lift
n=4488
40.0%
RCE Rate
n=4488
0.8%
Appeal Rate
n=4488

Rejection Performance (% of received rejections ultimately overcome)

69.7%
§101 Overcome
n=66
79.9%
§102 Overcome
n=274
77.7%
§103 Overcome
n=1207
83.7%
§112 Overcome
n=387

Specialization & Scale

A61K, A61P, G01N
Top CPC Subclasses
22%
Top-3 CPC Share
n=4488
1
Practitioners
n=4488
4488.0
Apps / Practitioner
n=4488

Portfolio Summary

70
Total Pending OAs
37
Non-Final OAs
24
Final Rejections
9
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 45 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

19
Overdue
0
Due this week
10
Due this month
6
Due in next 60 days
10
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 45 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (19)Due ≤ 30 days (10)Due ≤ 60 days (6)Due later (10)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

4
Hard (6%)
52
Medium (74%)
12
Easy (17%)
2
Unknown (3%)

Rejection Statute Mix

BucketCases
§101 only4 (6%)
§103 only39 (56%)
§102 only8 (11%)
§112 only9 (13%)
Double-patenting only3 (4%)
Double-patenting + other5 (7%)
No statute on record2 (3%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

47
Life Sciences
67% of docket
4
Information Tech
6% of docket
0
Communications
0% of docket
2
Semiconductors
3% of docket
15
Mechanical / Eng
21% of docket
2
Business / Other
3% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

700 h
Manual time on pending OAs
140 h
Time saved (low, 20%)
245 h
Time saved (mid, 35%)
6.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FUBARA, BLESSING M 3 62.1% +34.0%
BONAPARTE, AMY C 2 79.5% +23.0%
FIEBIG, RUSSELL G 2 62.7% +25.8%
RENNER, BRANDON M 2 81.3% +21.0%
KIRKWOOD, SPENCER HAMMETT 1 50.8% +12.0%
KASSA, TIGABU 1 36.5% +28.2%
ABBOTT-LEWIS, YVONNE RENEE 1 78.3% +7.9%
GEMBEH, SHIRLEY V 1 63.2% +33.6%
FRENCH, CORRELL T 1 46.2% +33.5%
UTAMA, ROBERT J 1 60.4% +29.5%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17567400 Wireless Communication Methods RENNER, BRANDON M 87d overdue
16853599 Electronic Control Device RENNER, BRANDON M

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18561963 TRADITIONAL CHINESE MEDICINE COMPOSITION FOR INFECTIOUS DISEASE RECOVERY AND USE THEREOF BOECKELMAN, JACOB A 50d overdue
18887482 Method and System for Generating Solution Explanations for Learning Problems UTAMA, ROBERT J 15d overdue
17361763 Personalized Medicine Approach for Treating Cognitive Loss AKOGYERAM II, NICHOLAS A 27d
16312346 Blood Test for Screening Out Amyloid and Alzheimers Disease Presence CHERNYSHEV, OLGA N 70d

Interview Candidates (14)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17567400 Wireless Communication Methods RENNER, BRANDON M 87d overdue
19281151 METHOD AND APPARATUS TO PROVIDE AN INTEGRATED UNIFIED HEAT SOURCE FOR CHAFING DISHES KIRKWOOD, SPENCER HAMMETT 50d overdue
18887482 Method and System for Generating Solution Explanations for Learning Problems UTAMA, ROBERT J 15d overdue
18770850 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE OR DI- N-ACETYL CYSTEINE AMIDE AND DERIVATIVES BONAPARTE, AMY C 14d
18678550 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE OR DI- N-ACETYL CYSTEINE AMIDE AND DERIVATIVES BONAPARTE, AMY C 14d
19173475 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE, DERIVATIVES AND TABLETS THEREOF KASSA, TIGABU 40d
19186888 TARGETING JUNCTIONAL EPITHELIUM IN THE GINGIVAL CREVICE FOR IMMUNE MODULATION FUBARA, BLESSING M 53d
18887252 Method and System for Generating Learning Problems FRENCH, CORRELL T 60d

Client Portfolio (43 clients)

Top Art Units

Art UnitApps
16133
16553
37152
16922
16232
37752
16512
16932
16212
16282

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19281151 METHOD AND APPARATUS TO PROVIDE AN INTEGRATED UNIFIED HEAT SOURCE FOR CHAFING DISHES Iph LLC KIRKWOOD, SPENCER HAMMETT 3761 §103 Final Rejection 50d overdue Pending Jul 25, 2025
19186888 TARGETING JUNCTIONAL EPITHELIUM IN THE GINGIVAL CREVICE FOR IMMUNE MODULATION Texas Tech University System FUBARA, BLESSING M 1613 §103 Non-Final OA 53d Pending Apr 23, 2025
19173475 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE, DERIVATIVES AND TABLETS THEREOF Nacuity Pharmaceuticals, Inc. KASSA, TIGABU 1619 §103 Non-Final OA 40d Pending Apr 08, 2025
19172058 AUTOMATED CANINE LINE-UP FOR DETECTION DOG RESEARCH Texas Tech University System ABBOTT-LEWIS, YVONNE RENEE 3644 §103 Non-Final OA Pending Apr 07, 2025
18910067 Crenolanib for Treating FLT3 Mutated Proliferative Disorders Arog Pharmaceuticals, Inc. GEMBEH, SHIRLEY V DP Non-Final OA Pending Oct 09, 2024
18887252 Method and System for Generating Learning Problems Mata Edu, Inc. FRENCH, CORRELL T 3715 §103 Non-Final OA 60d Pending Sep 17, 2024
18887482 Method and System for Generating Solution Explanations for Learning Problems Mata Edu, Inc. UTAMA, ROBERT J 3715 §101 Final Rejection 15d overdue Pending Sep 17, 2024
18814725 Systems and Methods for Angiogenic Treatment in Wound Healing Venturis Therapeutics, Inc. MOLOYE, TITILAYO DP Non-Final OA Pending Aug 26, 2024
18770850 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE OR DI- N-ACETYL CYSTEINE AMIDE AND DERIVATIVES Nacuity Pharmaceuticals, Inc. BONAPARTE, AMY C 1692 §102 Final Rejection 14d Pending Jul 12, 2024
18770014 ANCHOR AND INTERBODY FOR INTERBODY FUSION Evolution Spine, LLC LITTLE, ANNA VICTORIA 3773 §103 Non-Final OA Pending Jul 11, 2024
18719116 REVERSAL OF SENESCENCE BY ULTRASOUND IRRADIATION BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM CWERN, JONATHAN 3797 §103 Final Rejection Pending Jun 12, 2024
18678550 METHOD FOR PREPARATION OF N-ACETYL CYSTEINE AMIDE OR DI- N-ACETYL CYSTEINE AMIDE AND DERIVATIVES Nacuity Pharmaceuticals, Inc. BONAPARTE, AMY C 1692 §102 Final Rejection 14d Pending May 30, 2024
18659427 MODIFIED CARBAPENEM ANTIBIOTICS WITH IMPROVED ACTIVITY AGAINST KPC CARBAPENEMASE-PRODUCING ENTEROBACTERALES Southern Methodist University CHENG, KAREN 1623 §103 Non-Final OA Pending May 09, 2024
18628192 Bone Reshaping Tool and Method Texas Scottish Rite Hospital For Children SIPP, AMY R. 3775 §103 Final Rejection Pending Apr 05, 2024
18614071 Fetal Microchimeric Cells and EVs for Regenerative Medicine in Women's Health University Of Vermont And State Agricultural College CLARKE, TRENT R 1651 §103 Non-Final OA Pending Mar 22, 2024
18693693 Triple Drug Combination (Metformin, Simvastatin, Digoxin) for Targeted Treatment of Colorectal Cancer Whispergenics. Inc. GALSTER, SAMUEL LEONARD 1693 DPOther Final Rejection 63d Pending Mar 20, 2024
18692976 Method for Promoting Production of Exopolysaccharide by Bifidobacterium Bacteria Tohoku University EPSTEIN, TODD MATTHEW 1652 §112 Non-Final OA 75d Pending Mar 18, 2024
18688533 Power Amplifier System in a Package 3D Glass Solutions, Inc. LEE, CHEUNG 2812 §103 Non-Final OA Pending Mar 01, 2024
18427115 System and Method for Securing a Document with a Printed Geometric Security Background Dbp Communications, Inc. LEWIS, JUSTIN V 3637 §103 Non-Final OA 30d overdue Pending Jan 30, 2024
18568393 REMOTELY CONTROLLABLE RESCUE VESSEL Australian Droid & Robot Pty Ltd. BURGESS, MARC R 3615 §103 Non-Final OA 23d Pending Dec 08, 2023
18561963 TRADITIONAL CHINESE MEDICINE COMPOSITION FOR INFECTIOUS DISEASE RECOVERY AND USE THEREOF China Resources Sanjiu Medical & Pharmaceutical Co., Ltd. BOECKELMAN, JACOB A 1655 §101 Final Rejection 50d overdue Pending Nov 17, 2023
18560456 APPLICATION OF ALGINATE OLIGOSACCHARIDES Haitang (Jiangsu) Biotechnology Company, Ltd. BRANDSEN, BENJAMIN MICHAEL 1693 §102 Non-Final OA 9d Pending Nov 13, 2023
18506519 PROX1 PREVENTS MYXOMATOUS VALVE DISEASE BY INHIBITING PDGF-B SIGNALING Oklahoma Medical Research Foundation KONOPKA, CATHERINE ANNE 1635 §112 Non-Final OA Pending Nov 10, 2023
18492092 COMPOSITIONS AND METHODS FOR THERMAL SKIN TREATMENT WITH METAL NANOPARTICLES Coronado Aesthetics, LLC YU, HONG 1614 §103 Final Rejection 89d overdue Pending Oct 23, 2023
18473958 MICROPUMP Lynntech, Inc. SCHMIDT, EMILY LOUISE 3783 §103 Non-Final OA 50d overdue Pending Sep 25, 2023
18468020 Fluorescence Detection of Circulating Cell Free DNA Including Within Extracellular Vesicles in Biospecimens and Liquid Biopsies Kansas State University Research Foundation ALABI, OYELEYE A 1797 §103 Non-Final OA Pending Sep 15, 2023
18468050 Hook-Spring Plate for Growth Modulation of Immature Rib to Correct Early Onset Scoliosis Texas Scottish Rite Hospital For Children RAMANA, ANURADHA 3775 §112 Final Rejection 73d overdue Pending Sep 15, 2023
18044813 METHOD FOR PREPARING INJECTABLE INJECTION COMPOSITION DERIVED FROM ANIMAL CARTILAGE, AND USE THEREOF Kangstem Biotech Co., Ltd. FIEBIG, RUSSELL G 1655 Other Final Rejection Pending Aug 30, 2023
18457037 CARDIOPROTECTIVE LIPIDS AND METHODS OF USE Signpath Pharma, Inc. O DELL, DAVID K 1621 §102 Non-Final OA Pending Aug 28, 2023
18263914 Macrohaplotypes for Forensic DNA Mixture Deconvolution University Of North Texas Health Science Center AT Fort Worth WILDER, CYNTHIA B 1681 DPOther Non-Final OA 75d Pending Aug 02, 2023
18348811 Ophthalmic Implant Evonik Corporation SCHLIENTZ, LEAH H 1618 §103 Final Rejection Pending Jul 07, 2023
18260012 LIPIDS THAT REDUCE LUNG DAMAGE, IMPROVE PULMONARY FUNCTION AND DECREASE PRO-INFLAMMATORY CYTOKINES Signpath Pharma, Inc. RODRIGUEZ, RAYNA B 1628 §103 Non-Final OA Pending Jun 29, 2023
18342881 NONINVASIVE WATER CONTENT SENSOR Southern Methodist University FERDOUS, ZANNATUL 2858 §103 Non-Final OA 12d Pending Jun 28, 2023
18333812 METHOD FOR PREPARING INJECTABLE INJECTION COMPOSITION DERIVED FROM ANIMAL CARTILAGE, AND USE THEREOF Atems Co., Ltd. FIEBIG, RUSSELL G 1655 §103 Final Rejection Pending Jun 13, 2023
18256449 BCAA-Lowering Compounds for Prevention and/or Treatment of Alzheimer's Disease and Related Disorders Texas Tech University System LADD, CAROLYN LOUISE 1622 §112 Final Rejection 13d Pending Jun 08, 2023
18307343 TILTED PROPELLERS FOR ENHANCED DISTRIBUTED PROPULSION CONTROL AUTHORITY Textron Innovations Inc. GREEN, RICHARD R 3647 §112 Non-Final OA 9d overdue Pending Apr 26, 2023
18249988 CARRIER PEPTIDE FRAGMENT AND USE THEREOF Toagosei Co., Ltd. NOAKES, SUZANNE MARIE 1656 §102 Final Rejection Pending Apr 21, 2023
18016538 Methods and Compositions for Diagnosing and Treating Cancer La Jolla Institute For Immunology KIRWIN, STEFANIE JOHANNA 1677 §103 Non-Final OA 65d Pending Jan 17, 2023
18004479 Biomarkers for Identifying Relapses in Multiple Sclerosis The Board Of Regents Of The University Of Oklahoma FONTAINHAS, AURORA M 1675 §103 Non-Final OA 17d overdue Pending Jan 06, 2023
17925662 Agent for Increasing Content of IgA Antibody in Milk The University of Tokyo KOROTCHKINA, LIOUBOV G 1653 §103 Non-Final OA 52d overdue Pending Nov 16, 2022
17921238 Method for Exchanging and Storing Electronic Keys Ilumi Solutions, Inc. LYNCH, SHARON S 2400 §103 Non-Final OA 46d overdue Pending Oct 25, 2022
17971072 MICROBIOME TRANSPLANTATION FOR OSTEOARTHRITIS THERAPY The Board Of Regents Of The University Of Oklahoma CRUM, MARY ABOU NADER 1657 §103 Final Rejection 34d Pending Oct 21, 2022
17956270 MICRONUTRIENT DELIVERY TO GINGIVAL CREVICE 3I Biotechnologies LLC FUBARA, BLESSING M 1613 DPOther Non-Final OA Pending Sep 29, 2022
17956249 DISULFIRAM AND OTHER REDOX-RELATED COMPOSITIONS FOR BRAIN TUMORS Texas Tech University System BORI, IBRAHIM D 1629 §102 Non-Final OA 86d Pending Sep 29, 2022
17909480 TARGETING JUNCTIONAL EPITHELIUM IN THE GINGIVAL CREVICE FOR IMMUNE MODULATION Texas Tech University System FUBARA, BLESSING M 1613 DPOther Non-Final OA 68d Pending Sep 06, 2022
17908999 MODIFIED TETRACYCLINES FOR TREATMENT OF ALCOHOL USE DISORDER, PAIN AND OTHER DISORDERS INVOLVING POTENTIAL INFLAMMATORY PROCESSES Texas Tech University System HOWELL, THEODORE R 1628 DPOther Final Rejection 71d Pending Sep 02, 2022
17782768 METHOD AND COMPOSITIONS FOR ENGINEERING GRAPEVINE RED BLOTCH VIRUS-RESISTANT GRAPEVINE Texas Tech University System RADOSAVLJEVIC, ALEKSANDAR 1662 §103 Non-Final OA 13d Pending Jun 06, 2022
17779392 Methods and Compositions for Modulationg Heterochromatin Dysfunction, Genomic Instability, and Associate Conditions La Jolla Institute For Immunology XIAO, YAN 1642 §112 Non-Final OA Pending May 24, 2022
17749549 METHODS AND COMPOSITIONS FOR CORRECTION OF AUTONOMIC DYSFUNCTIONS Genetic Disease Investigators, LLC SCHMITT, MICHAEL J 1629 Other Non-Final OA 33d Pending May 20, 2022
17747358 MULTIGENIC MVA-SARS-COV-2 VACCINE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM LI, BAO Q 1671 §112 Non-Final OA 18d overdue Pending May 18, 2022
17777183 Method for Collecting Data for Predicting Occurrence of Anaphylaxis Applied Medical Enzyme Research Institute Corporation FONSECA LOPEZ, FRANCINI ALVARENGA 1685 §103 Final Rejection Pending May 16, 2022
17768537 Bi-Peptide with Affinity to Extracellular Matrix Proteins or Cells and to Growth Factors for Tissue Healing and Regeneration Mayo Foundation for Medical Education and Research STEELE, AMBER D 1658 §103 Final Rejection 280d overdue Pending Apr 13, 2022
17701051 TREATMENT OF FERROPTOSIS Nacuity Pharmaceuticals, Inc. CHONG, YONG SOO 1623 §103 Non-Final OA 60d Pending Mar 22, 2022
17700591 ANTIMICROBIAL PEPTIDES Genvor Inc. SHARMA, SANTOSH 1663 §103 Non-Final OA 65d Pending Mar 22, 2022
17591280 CHITIN ANALOGS FOR THE TREATMENT OF KIDNEY DISEASES AyuVis Research, Inc. CRAIGO, BAHAR ALAWI 1699 §103 Non-Final OA 11d overdue Pending Feb 02, 2022
17585286 Inhibitors of Multidrug Resistance Transporter P-Glycoprotein Southern Methodist University BAUER, NICOLA MARIA 1621 §102 Non-Final OA 29d Pending Jan 26, 2022
17625226 Intratumoral TFR Cells Curtail Anti-PD-1 Treatment Efficacy UNIVERSITY OF SOUTHAMPTON DENT, ALANA HARRIS 1643 DP Non-Final OA 84d Pending Jan 06, 2022
17567400 Wireless Communication Methods Ilumi Solutions, Inc. RENNER, BRANDON M 2411 §103 Final Rejection 87d overdue Pending Jan 03, 2022
17441990 DIGITAL SUPPLY CHAIN MANAGEMENT SYSTEM Mayo Foundation for Medical Education and Research YU, ARIEL J 3627 §103 Final Rejection 45d overdue Pending Sep 22, 2021
17461812 System, Method and Apparatus for Increasing Website Relevance While Protecting Privacy Your Command, LLC POPHAM, JEFFREY D 2432 §103 Non-Final OA 23d Pending Aug 30, 2021
17361763 Personalized Medicine Approach for Treating Cognitive Loss University Of North Texas Health Science Center AT Fort Worth AKOGYERAM II, NICHOLAS A 3686 §101 Non-Final OA 27d Pending Jun 29, 2021
17339652 TREATMENT OF CYSTINOSIS Nacuity Pharmaceuticals, Inc. KWON, JOHN SEUNGJAI 1615 §103 Final Rejection Pending Jun 04, 2021
17284525 Method to Express, Purify, and Biotinylate Eukaryotic Cell-Derived Major Histocompatibility Complexes Texas Tech University System YAO, LEI 1642 §103 Final Rejection 35d overdue Pending Apr 12, 2021
17275398 Industrial Scale Processes Form a Covalent Bonded Monomer and Graphene Oxide Structures Garmor Inc. FOSS, DAVID ROGER 1764 §102 Non-Final OA Pending Mar 11, 2021
17251359 PREDICTIVE 7-GENE ASSAY AND PROGNOSTIC PROTEIN BIOMARKER FOR NON-SMALL CELL LUNG CANCER West Virginia University HANEY, AMANDA MARIE 1682 §112 Non-Final OA Pending Dec 11, 2020
16915002 HYBRID PROPULSION SYSTEM FOR CONVERTIBLE AIRCRAFT BELL TEXTRON INC. DANGOL, ASHESH 3642 §103 Non-Final OA 78d overdue Pending Jun 29, 2020
16853599 Electronic Control Device Ilumi Solutions, Inc. RENNER, BRANDON M 2411 §103 Non-Final OA Pending Apr 20, 2020
16433555 Liposomal Mitigation of Drug-Induced Long QT Syndrome and Potassium Delayed-Rectifier Current Signpath Pharma, Inc. RONEY, CELESTE A 1612 §112 Non-Final OA Pending Jun 06, 2019
16312346 Blood Test for Screening Out Amyloid and Alzheimers Disease Presence University Of North Texas Health Science Center AT Fort Worth CHERNYSHEV, OLGA N 1675 §101 Non-Final OA 70d Pending Dec 21, 2018
16310981 Method and Composition for Reducing Pathogens in Rendered Food Products Using Lactic Acid Bacteria Texas Tech University System GOUGH, TIFFANY MAUREEN 1651 §103 Final Rejection 74d overdue Pending Dec 18, 2018

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