Prosecution Insights
Last updated: October 04, 2026

Dunlap Bennett & Ludwig Pllc

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

33 pending office actions • 28 clients • 33 examiners • 24 art units • 0 of 33 (0%) have an AI response strategy ready

Analysis

Dunlap Bennett & Ludwig PLLC is a patent law firm specializing in Medical Devices & Mechanical Engineering. The firm has processed 11224 career applications, showing a robust history of filings in its main technology area. It maintains a resolved allowance rate of 71.85 percent, which highlights its effectiveness in obtaining patent grants for its clients. This performance metric is a key indicator of its standing in the Medical Devices & Mechanical Engineering sector. The firm's track record is well-established through its application volume.

The firm currently has 30 pending office actions under management. Its prosecution efficiency is reflected in an average of 2.86 office actions per allowance. This figure suggests a relatively streamlined path through the examination process. These statistics provide a comprehensive overview of the firm's experience and success, based on its 11224 career applications. The 71.85 percent allowance rate and 2.86 average office actions per allowance offer a clear picture of its operational results. These data points are essential for understanding the firm's impact.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Quality Metrics (n=11224 apps, methodology: how we score firms)

71.8%
Allowance Rate
n=11224
+0.39σ
Allowance Rate (norm)
n=11224
2.9
OAs to Allowance
n=6704
-0.37σ
OAs to Allow (norm)
n=6704
1138 days
Time to Allowance
n=6704
+8.3pp
Interview Lift
n=11224
15.2%
RCE Rate
n=11224
0.6%
Appeal Rate
n=11224

Rejection Performance (% of received rejections ultimately overcome)

69.4%
§101 Overcome
n=589
69.9%
§102 Overcome
n=2800
70.1%
§103 Overcome
n=4544
76.0%
§112 Overcome
n=3326

Specialization & Scale

Y10T, A61K, A61M
Top CPC Subclasses
9%
Top-3 CPC Share
n=11224
0
Practitioners
n=11224
—
Apps / Practitioner
n=11224 (min 20)

Portfolio Summary

33
Total Pending OAs
17
Non-Final OAs
16
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 11 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
0
Due this week
3
Due this month
3
Due in next 60 days
0
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. 11 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 30 days (3)Due ≤ 60 days (3)

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 (52%)
15
Medium (45%)
1
Easy (3%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other3 (9%)
§103 only14 (42%)
§112 only1 (3%)
Double-patenting + other1 (3%)
Multi-statute (no §101)14 (42%)

Industry Mix

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

10
Life Sciences
30% of docket
1
Information Tech
3% of docket
1
Communications
3% of docket
1
Semiconductors
3% of docket
15
Mechanical / Eng
45% of docket
5
Business / Other
15% 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.

330 h
Manual time on pending OAs
66 h
Time saved (low, 20%)
115 h
Time saved (mid, 35%)
2.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HICKS, SHIRLEY D. 1 60.8% +50.5%
BOYCE, ANDRE D 1 36.4% +18.4%
RUSSELL, STEPHEN MATTHEW 1 63.6% +34.4%
LAGOY, KYRA RAND 1 9.5% -11.1%
MINTZ, RODNEY K 1 79.0% +10.7%
ORTIZ-ORTIZ, ALONDRA MICHELLE 1 0.0% +0.0%
YIP, JACK 1 33.0% +37.8%
LOCKETT, KIMBERLY R 1 82.5% +11.0%
ALUNKAL, THOMAS D 1 72.3% +14.9%
WERONSKI, MATTHEW S 1 9.6% +20.0%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18678416 FRETLESS ONE-STRINGED TRAINING INSTRUMENT LOCKETT, KIMBERLY R —

Hard Cases (18)

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
18918744 SYSTEMS AND METHODS FOR PROVIDING EXTENDED REALITY PATIENT EDUCATION LAGOY, KYRA RAND 126d overdue
18777039 SYSTEM AND METHOD OF DELIVERING INTERACTIVE, PERSONALIZED COGNITIVE BEHAVIORAL INTERVENTIONS YIP, JACK 3d overdue
18652900 SMART CARD CASE WITH SOFTWARE INTEGRATION FOR ORGANIZATION, LOCATION TRACKING, AND PROTECTION OF COLLECTIBLES SECURED THEREIN WERONSKI, MATTHEW S 3d overdue
18668705 PHYSIOLOGICAL MONITORING DEVICE FOR DRIVERS ALUNKAL, THOMAS D 21d
17274496 ARRANGEMENT FOR IMPLEMENTATION OF IN VITRO BIOCOMPATIBILITY TESTS LE, AUSTIN Q 33d
18436284 METHOD OF MAKING AN INTEGRAL GEOGRID FROM A COEXTRUDED MULTILAYERED POLYMER STARTING MATERIAL WOLLSCHLAGER, JEFFREY MICHAEL 34d
19244161 METHODS AND SYSTEMS FOR PROVIDING AND RECOMMENDING GEOGRAPHICALLY LINKED AUDIO-VISUAL EXPERIENCES FROM CULTURAL INSTITUTIONS HICKS, SHIRLEY D. —
19065578 SYSTEM AND METHOD FOR RECOMMENDING ENVIRONMENTAL MATERIALS BOYCE, ANDRE D —

Interview Candidates (8)

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
18777039 SYSTEM AND METHOD OF DELIVERING INTERACTIVE, PERSONALIZED COGNITIVE BEHAVIORAL INTERVENTIONS YIP, JACK 3d overdue
18652900 SMART CARD CASE WITH SOFTWARE INTEGRATION FOR ORGANIZATION, LOCATION TRACKING, AND PROTECTION OF COLLECTIBLES SECURED THEREIN WERONSKI, MATTHEW S 3d overdue
18668705 PHYSIOLOGICAL MONITORING DEVICE FOR DRIVERS ALUNKAL, THOMAS D 21d
19244161 METHODS AND SYSTEMS FOR PROVIDING AND RECOMMENDING GEOGRAPHICALLY LINKED AUDIO-VISUAL EXPERIENCES FROM CULTURAL INSTITUTIONS HICKS, SHIRLEY D. —
19065578 SYSTEM AND METHOD FOR RECOMMENDING ENVIRONMENTAL MATERIALS BOYCE, ANDRE D —
18863727 METHOD FOR SEPARATING AT LEAST ONE LIGNIN FRACTION, LIGNIN DERIVATIVES, LOW-MOLECULAR CARBOXYLIC ACIDS, INORGANIC SALT, OR A MIXTURE THEREOF FROM FILTRATES ORIGINATING FROM A KRAFT PROCESS RUSSELL, STEPHEN MATTHEW —
18848696 EXTENDABLE CONNECTING DEVICE FOR CONNECTING STRUCTURAL ELEMENTS TO AT LEAST ONE WOODEN STRUCTURAL ELEMENT MINTZ, RODNEY K —
18678416 FRETLESS ONE-STRINGED TRAINING INSTRUMENT LOCKETT, KIMBERLY R —

Client Portfolio (28 clients)

Top Art Units

Art UnitApps
17482
37152
37342
37722
21681
36231
36851
36351
37251
26861

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19244161 METHODS AND SYSTEMS FOR PROVIDING AND RECOMMENDING GEOGRAPHICALLY LINKED AUDIO-VISUAL EXPERIENCES FROM CULTURAL INSTITUTIONS Time Site Technologies LLC HICKS, SHIRLEY D. 2168 §103§112 Final Rejection — Pending Jun 20, 2025
19065578 SYSTEM AND METHOD FOR RECOMMENDING ENVIRONMENTAL MATERIALS Bahari Analytics Inc. BOYCE, ANDRE D 3623 §101§103 Non-Final OA — Pending Feb 27, 2025
18863727 METHOD FOR SEPARATING AT LEAST ONE LIGNIN FRACTION, LIGNIN DERIVATIVES, LOW-MOLECULAR CARBOXYLIC ACIDS, INORGANIC SALT, OR A MIXTURE THEREOF FROM FILTRATES ORIGINATING FROM A KRAFT PROCESS Mondi AG RUSSELL, STEPHEN MATTHEW 1748 §103§112 Non-Final OA — Pending Nov 07, 2024
18918744 SYSTEMS AND METHODS FOR PROVIDING EXTENDED REALITY PATIENT EDUCATION Housecall Vr Inc. LAGOY, KYRA RAND 3685 §101§103 Final Rejection 126d overdue Pending Oct 17, 2024
18848696 EXTENDABLE CONNECTING DEVICE FOR CONNECTING STRUCTURAL ELEMENTS TO AT LEAST ONE WOODEN STRUCTURAL ELEMENT Rotho Blaas Gmbh/Srl MINTZ, RODNEY K 3635 §102§112 Non-Final OA — Pending Sep 19, 2024
18730328 ROTOR TOOL FOR A COMMINUTING MACHINE AND ROTOR FOR A COMMUTING MACHINE FOR TOWED AGRICULTURAL OR FORESTRY MACHINE Seppi M. Spa AG ORTIZ-ORTIZ, ALONDRA MICHELLE 3725 §103§112 Non-Final OA — Pending Jul 19, 2024
18777039 SYSTEM AND METHOD OF DELIVERING INTERACTIVE, PERSONALIZED COGNITIVE BEHAVIORAL INTERVENTIONS Snitkovsky, Vadim YIP, JACK 3715 §101§103§112 Non-Final OA 3d overdue Pending Jul 18, 2024
18678416 FRETLESS ONE-STRINGED TRAINING INSTRUMENT Buffalo Games, LLC LOCKETT, KIMBERLY R §103 Non-Final OA — Pending May 30, 2024
18668705 PHYSIOLOGICAL MONITORING DEVICE FOR DRIVERS Spina Care Corporation ALUNKAL, THOMAS D 2686 §102§103§112 Final Rejection 21d Pending May 20, 2024
18652900 SMART CARD CASE WITH SOFTWARE INTEGRATION FOR ORGANIZATION, LOCATION TRACKING, AND PROTECTION OF COLLECTIBLES SECURED THEREIN Hobby Smart Case, Inc. WERONSKI, MATTHEW S 3627 §103 Final Rejection 3d overdue Pending May 02, 2024
18699954 PACKAGING MATERIAL MADE OF UNBLEACHED KRAFT PAPER, SLEEVE PRODUCED THEREFROM, AND METHOD FOR MANUFACTURING SAME Mondi AG MIGGINS, MICHAEL C §112 Non-Final OA — Pending Apr 10, 2024
18619228 SCALABLE PROCESS FOR ON-SITE BIOPOLYMER PRODUCTION FOR ENHANCED OIL RECOVERY PROJECTS Interenergy Argentina S.A. SUE-AKO, ANDREW B. §103§112 Non-Final OA — Pending Mar 28, 2024
18436284 METHOD OF MAKING AN INTEGRAL GEOGRID FROM A COEXTRUDED MULTILAYERED POLYMER STARTING MATERIAL Tensar Corporation, LLC WOLLSCHLAGER, JEFFREY MICHAEL 1742 §102§103 Final Rejection 34d Pending Feb 08, 2024
18428336 RESIN COMPOSITION AND USES OF THE SAME Taiwan Union Technology Corporation CAI, WENWEN §103 Non-Final OA — Pending Jan 31, 2024
18426971 RESIN COMPOSITION AND USES OF THE SAME Taiwan Union Technology Corporation ZHANG, RUIYUN §103 Non-Final OA — Pending Jan 30, 2024
18425386 EYEWEAR ATTACHMENT SYSTEM Vontélle, LLC FISSEL, TRAVIS S 2872 §103 Final Rejection — Pending Jan 29, 2024
18423920 HIGH TEMPERATURE-TOLERANT 3D PRINTED ARTICLES Impossible Objects, Inc. LEYSON, JOSEPH S 1731 §102§103 Non-Final OA — Pending Jan 26, 2024
18573122 FLOATING PHOTOVOLTAIC PLATFORM Milian Borisov Arsov PILLAY, DEVINA 1726 §103 Final Rejection 11d overdue Pending Dec 21, 2023
18559867 CARBON SEQUESTRATION IN ANOXIC ZONES Carboniferous Inc. MCCRACKEN, DANIEL 1736 §102§103 Non-Final OA — Pending Nov 09, 2023
18556793 METABOLIC SENSOR DEVICE Stoyan Radkov TOMBERS, JOSEPH A 3791 §103 Non-Final OA — Pending Oct 23, 2023
18492428 SAMPLE PROCESSING CASSETTE Path Lab Innovation LLC KWAK, DEAN P 1798 §103 Final Rejection — Pending Oct 23, 2023
18377007 AIR CONDITIONER PIPE USING FLEXIBLE CORRUGATED PIPE Kofulso Co., Ltd. LETTMAN, BRYAN MATTHEW 3746 §103 Non-Final OA — Pending Oct 05, 2023
18550551 POUCH-TYPE BAG MADE OF PAPER AS WELL AS METHOD AND APPARATUS FOR PRODUCING A POUCH-TYPE BAG MADE OF PAPER Windmöller & Hölscher Kg BATTISTI, DEREK J 3734 §103 Final Rejection — Pending Sep 14, 2023
18363851 DENTAL TREATMENT UNIT PROVIDED WITH AN NFC DEVICE Cefla Societa' Cooperativa BELK, SHANNEL NICOLE 3772 §103§112 Final Rejection — Pending Aug 02, 2023
18361739 HANDHELD ELECTRONIC BUBBLE GAME Buffalo Games, LLC GRANT, MICHAEL CHRISTOPHER 3715 §102§112 Non-Final OA — Pending Jul 28, 2023
18359142 MULTILAYER INTEGRAL GEOGRIDS HAVING A CELLULAR LAYER STRUCTURE, AND METHODS OF MAKING AND USING SAME Tensar International Corporation VO, HAI 1788 §103DP Non-Final OA 72d overdue Pending Jul 26, 2023
18257366 METHOD FOR SEPARATING CELLULOSIC PARTICULATES OUT OF FIBER SUSPENSIONS AND/OR FILTRATES Papierholz Austria GmbH MINSKEY, JACOB T 1748 §103 Final Rejection — Pending Jun 14, 2023
18254281 BAG, METHOD AND DEVICE FOR PRODUCING A BAG Windmöller & Hölscher Kg HELVEY, PETER N. 3734 §102§103§112 Final Rejection — Pending May 24, 2023
18001269 TRUNCATED PROMOTOR FOR RECOMBINANT GENE EXPRESSION DSM Austria GmbH MCLEOD, AFRICA MHAIRIE 1635 §102§103§112 Final Rejection — Pending Dec 09, 2022
17883845 DENTAL IMPLANT Sudimplant APONTE, MIRAYDA ARLENE 3772 §103 Final Rejection 8d Pending Aug 09, 2022
17531841 CONNECTOR FOR A BAG CONTAINING LIQUID SOLUTIONS FOR MEDICAL AND NUTRITIONAL USE Paolo Gobbi Frattini S.r.l. LE, QUYNH DAO 3781 §103 Final Rejection 26d Pending Nov 22, 2021
17246851 KNIFE WITH SOUND EMITTING MEANS USING THE FLOW OF AIR Opinel AYALA, FERNANDO A 3724 §103 Non-Final OA 34d Pending May 03, 2021
17274496 ARRANGEMENT FOR IMPLEMENTATION OF IN VITRO BIOCOMPATIBILITY TESTS Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. LE, AUSTIN Q 1796 §102§103 Final Rejection 33d Pending Mar 09, 2021

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