Prosecution Insights
Last updated: August 18, 2026

The University of North Carolina at Chapel Hill

41 pending office actions • 28 art units • 39 examiners • 0 of 41 (0%) have an AI response strategy ready • 47 patents granted in the last 365 days

Portfolio Summary

41
Total Pending OAs
28
Non-Final OAs
11
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 17 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

8
Overdue
0
Due this week
2
Due this month
5
Due in next 60 days
2
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. 17 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (8)Due ≤ 30 days (2)Due ≤ 60 days (5)Due later (2)

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.

17
Hard (41%)
18
Medium (44%)
5
Easy (12%)
1
Unknown (2%)

Rejection Statute Mix

BucketCases
§101 + other5 (12%)
§103 only11 (27%)
§102 only1 (2%)
§112 only3 (7%)
Double-patenting only2 (5%)
Double-patenting + other6 (15%)
Multi-statute (no §101)12 (29%)
No statute on record1 (2%)

Industry Mix

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

30
Life Sciences
73% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
6
Mechanical / Eng
15% of docket
5
Business / Other
12% 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.

410 h
Manual time on pending OAs
82 h
Time saved (low, 20%)
144 h
Time saved (mid, 35%)
3.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHOI, YOUNHEE JEON 2 71.1% +48.1%
ARMSTRONG, SUSANNAH SIPPLE 2 32.1% +51.9%
RODZIWICZ, AARON M 1 70.3% +17.8%
KANG, TAE-SIK 1 58.2% +28.1%
ORTIZ, ADAM C 1 65.9% +34.8%
SEBASTIAN, KAITLYN E 1 73.5% +20.7%
COUGHLIN, MATTHEW P 1 71.3% +12.0%
CHICKS, ASHLI ARIANA 1 63.2% +45.9%
HELM, CARALYNNE E 1 28.8% +49.4%
PYLA, EVELYN Y 1 55.7% +47.6%

Hard Cases (17)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17775817 METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR ENHANCED VIRTUAL CROSSMATCHING USING PHYSICAL-CROSSMATCH-OUTCOME-DATA-DERIVED MODEL AUGER, NOAH ANDREW 89d overdue
17639794 PROTEINS COMPRISING T-CELL RECEPTOR CONSTANT DOMAINS PETERS, ALEC JON 50d overdue
16428138 Methods and Compositions for Treating Dystroglycanopathy Disorders SINGH, ANOOP KUMAR 44d overdue
19100114 INTRAVASCULAR DUAL FREQUENCY SONOTHROMBOLYSIS MEDIATED WITH MICROBUBBLES/NANODROPLETS CHOI, YOUNHEE JEON 43d overdue
18030548 INTRAORAL SPEECH DEVICES, METHODS, AND SYSTEMS KOHUTKA, BROOKE NICOLE 5d overdue
18270383 IODINE REDUCTION FOR REPRODUCIBLE AND HIGH PERFORMANCE PEROVSKITE SOLAR CELLS AND MODULES TRINH, THANH TRUC 8d
19169745 FUNCTIONALIZED AROMATIC PHOSPHONIC ACIDS FOR DISPLAY AND SOLAR CELL APPLICATIONS KANG, TAE-SIK 33d
18866958 WEARABLE APPARATUS FOR DEEP TISSUE SENSING AND DIGITAL AUTOMATION OF DRUG DELIVERY SEBASTIAN, KAITLYN E 34d

Interview Candidates (12)

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
19100114 INTRAVASCULAR DUAL FREQUENCY SONOTHROMBOLYSIS MEDIATED WITH MICROBUBBLES/NANODROPLETS CHOI, YOUNHEE JEON 43d overdue
19169745 FUNCTIONALIZED AROMATIC PHOSPHONIC ACIDS FOR DISPLAY AND SOLAR CELL APPLICATIONS KANG, TAE-SIK 33d
18866958 WEARABLE APPARATUS FOR DEEP TISSUE SENSING AND DIGITAL AUTOMATION OF DRUG DELIVERY SEBASTIAN, KAITLYN E 34d
18720482 METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR USING TRAINED MACHINE LEARNING MODEL INCLUDING AN ATTENTION MODULE TO ESTIMATE GESTATIONAL AGE FROM ULTRASOUND IMAGE DATA CHOI, YOUNHEE JEON 41d
19397315 Ephemeral Substrates for Oyster Aquaculture RODZIWICZ, AARON M
19096901 BASSINET ORTIZ, ADAM C
18853592 ADAPTIVE PATCHES FOR DYNAMIC ORGANS ARMSTRONG, SUSANNAH SIPPLE
18818163 BENZOYLGLYCINE DERIVATIVES AND METHODS OF MAKING AND USING SAME COUGHLIN, MATTHEW P

Top Art Units

Art UnitApps
3797 3
1637 2
1628 2
1643 2
1654 2
1657 2
1632 2
3642 1
1728 1
3673 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19397315 Ephemeral Substrates for Oyster Aquaculture RODZIWICZ, AARON M 3642 §103 Non-Final OA Pending Nov 21, 2025
19169745 FUNCTIONALIZED AROMATIC PHOSPHONIC ACIDS FOR DISPLAY AND SOLAR CELL APPLICATIONS KANG, TAE-SIK 1728 §102§103 Non-Final OA 33d Pending Apr 03, 2025
19096901 BASSINET ORTIZ, ADAM C 3673 §103 Non-Final OA Pending Apr 01, 2025
19100114 INTRAVASCULAR DUAL FREQUENCY SONOTHROMBOLYSIS MEDIATED WITH MICROBUBBLES/NANODROPLETS CHOI, YOUNHEE JEON 3797 §103§112 Final Rejection 43d overdue Pending Jan 30, 2025
18866958 WEARABLE APPARATUS FOR DEEP TISSUE SENSING AND DIGITAL AUTOMATION OF DRUG DELIVERY SEBASTIAN, KAITLYN E 3797 §102§103 Final Rejection 34d Pending Nov 18, 2024
18853592 ADAPTIVE PATCHES FOR DYNAMIC ORGANS ARMSTRONG, SUSANNAH SIPPLE §102§103§112 Non-Final OA Pending Oct 02, 2024
18818163 BENZOYLGLYCINE DERIVATIVES AND METHODS OF MAKING AND USING SAME COUGHLIN, MATTHEW P §112DP Non-Final OA Pending Aug 28, 2024
18836156 COMPOSITIONS AND METHODS FOR ENHANCED DRUG LOADING OF LONG-ACTING IN SITU FORMING IMPLANTS AND USES THEREOF ARMSTRONG, SUSANNAH SIPPLE 1616 §102§103DP Non-Final OA Pending Aug 06, 2024
18720482 METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR USING TRAINED MACHINE LEARNING MODEL INCLUDING AN ATTENTION MODULE TO ESTIMATE GESTATIONAL AGE FROM ULTRASOUND IMAGE DATA CHOI, YOUNHEE JEON 3797 §101§112 Non-Final OA 41d Pending Jun 14, 2024
18706869 COMPOSITIONS AND METHODS FOR TREATING CANCER VIA PTP1B INHIBITION CHICKS, ASHLI ARIANA §103 Non-Final OA Pending May 02, 2024
18591127 Methods, Systems and Devices for Post-Fabrication Drug Loading HELM, CARALYNNE E 1615 §103§112 Non-Final OA Pending Feb 29, 2024
18682987 GENE THERAPY PRODUCTS FACILITATING BYSTANDER EFFECTS AND METHODS USING THE SAME PYLA, EVELYN Y 1699 §102§103 Non-Final OA Pending Feb 12, 2024
18409276 METHODS AND COMPOSITIONS FOR ACTIVATION OF T CELLS USING NANOPARTICLES CONJUGATED WITH MULTIPLE LIGANDS FOR BINDING RECEPTORS ON T CELLS GODDARD, LAURA B §102§103DP Non-Final OA Pending Jan 10, 2024
18409304 METHODS AND COMPOSITIONS FOR GENE TRANSFER ACROSS THE VASCULATURE ARON, KIMBERLY A §102§103 Non-Final OA Pending Jan 10, 2024
18571985 INVERTED CHIMERIC siRNA MOLECULES AND METHODS OF USE THEREOF POLIAKOVA-GEORGAN, EKATERINA 1637 DP Final Rejection Pending Dec 19, 2023
18571412 INJECTABLE, BIODEGRADABLE AND REMOVABLE POLYMER BASED DRUG SUSPENSION FOR ULTRA-LONG-ACTING DRUG DELIVERY BARSKY, JARED 1628 §102§103§112Other Non-Final OA 34d Pending Dec 18, 2023
18387889 USE OF HIGH MOLECULAR WEIGHT POLYETHYLENE GLYCOL COMPOSITIONS TO RESTORE THE EFFICACY OF PEGYLATED THERAPEUTIC COMPOSITIONS RODRIGUEZ, RAYNA B 1628 DP Non-Final OA Pending Nov 08, 2023
18558886 USE OF CHEMICAL EPIGENETIC MODIFIERS TO MODULATE GENE EXPRESSION FROM VECTORS ARIETI, RUTH SOPHIA 1635 §103§112DP Non-Final OA Pending Nov 03, 2023
18484361 Methods for Producing Fabs and IgG Bispecific Antibodies BRISTOL, LYNN ANNE 1643 Non-Final OA Pending Oct 10, 2023
18551959 MODIFIED PEPTIDOMIMETICS AND METHODS OF USE BEANE, RANDALL L 1654 §101§102DP Non-Final OA Pending Sep 22, 2023
18239036 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT PARK, HAEJIN S 1614 §103DPOther Final Rejection Pending Aug 28, 2023
18216230 ARRAY OF MICROMOLDED STRUCTURES FOR SORTING ADHERENT CELLS KWAK, DEAN P 1798 §112Other Non-Final OA 53d overdue Pending Jun 29, 2023
18270383 IODINE REDUCTION FOR REPRODUCIBLE AND HIGH PERFORMANCE PEROVSKITE SOLAR CELLS AND MODULES TRINH, THANH TRUC 1726 §103§112 Non-Final OA 8d Pending Jun 29, 2023
18334530 METHODS AND COMPOSITIONS FOR CIRCULAR RNA MOLECULES NGUYEN, QUANG 1631 §103Other Final Rejection Pending Jun 14, 2023
18265797 METHOD FOR MEASUREMENT IN BIOSENSORS CONSTANTINE, CHARLES Z 1657 §103§112DP Non-Final OA Pending Jun 07, 2023
18322823 D-beta-HYDROXYBUTYRATE DEHYDROGENASES (BHBDhs) AND THEIR USE FOR KETONE MONITORING SINGH, SATYENDRA K 1657 §103 Non-Final OA Pending May 24, 2023
18030548 INTRAORAL SPEECH DEVICES, METHODS, AND SYSTEMS KOHUTKA, BROOKE NICOLE 3791 §101§102§103§112 Non-Final OA 5d overdue Pending Apr 06, 2023
18186746 METHODS AND COMPOSITIONS FOR DUAL GLYCAN BINDING AAV2.5 VECTOR MOLOYE, TITILAYO 1632 §112 Final Rejection 26d overdue Pending Mar 20, 2023
17821371 Functionalized Mesoporous Silica via an Aminosilane Surfactant Ion Exchange Reaction: Controlled Scaffold Design and Nitric Oxide Release WHEELER, THURMAN MICHAEL 1619 §103§112 Final Rejection Pending Aug 22, 2022
17759767 NANOMATERIALS FOR TARGETED TREATMENT OF PULMONARY TISSUE BOWLES, DAVID PAUL 1654 §103 Non-Final OA Pending Jul 29, 2022
17783038 GENE TRANSFER SYSTEM WANG, RUIXUE 1672 §102 Non-Final OA 22d overdue Pending Jun 07, 2022
17775817 METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR ENHANCED VIRTUAL CROSSMATCHING USING PHYSICAL-CROSSMATCH-OUTCOME-DATA-DERIVED MODEL AUGER, NOAH ANDREW 1687 §101§103§112 Final Rejection 89d overdue Pending May 10, 2022
17775221 REACTIVE OLIGOMERS, ADDITIVE MANUFACTURING METHODS, AND ARTICLES THEREOF LISTVOYB, GREGORY 1765 §103 Final Rejection 40d Pending May 06, 2022
17768059 DNA Copy Number Alterations (CNAs) to Determine Cancer Phenotypes SMITH, EMILIE ALINE 1686 §101§102§103§112 Non-Final OA Pending Apr 11, 2022
17639794 PROTEINS COMPRISING T-CELL RECEPTOR CONSTANT DOMAINS PETERS, ALEC JON 1641 §102§112 Non-Final OA 50d overdue Pending Mar 02, 2022
17621303 IN SITU RECRUITMENT, REPROGRAMMING, AND RELEASE OF CAR-T CELLS NATARAJAN, MEERA 1643 §103 Non-Final OA Pending Dec 21, 2021
17398982 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT HUHN, RICHARD A 1764 §112 Non-Final OA 69d Pending Aug 10, 2021
17176561 FLOW CELLS UTILIZING SURFACE-ATTACHED STRUCTURES, AND RELATED SYSTEMS AND METHODS MUI, CHRISTINE T 1797 §103 Non-Final OA 76d Pending Feb 16, 2021
17267251 OPTIMIZED CLN7 GENES AND EXPRESSION CASSETTES AND THEIR USE VYAS, KEYUR ANILKUMAR 1637 §103 Non-Final OA Pending Feb 09, 2021
16428138 Methods and Compositions for Treating Dystroglycanopathy Disorders SINGH, ANOOP KUMAR 1632 §103§112Other Final Rejection 44d overdue Pending May 31, 2019
16422086 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT VAN BUREN, LAUREN K 1638 §103Other Final Rejection 13d Pending May 24, 2019

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