Prosecution Insights
Last updated: October 04, 2026

Dilworth & Barrese, LLP

Technology area: Medical Devices & Mechanical Engineering

42 pending office actions • 22 clients • 41 examiners • 34 art units • 0 of 42 (0%) have an AI response strategy ready

Analysis

DILWORTH & BARRESE, LLP focuses on Medical Devices & Mechanical Engineering, where it has handled 4405 career applications. The firm shows a resolved allowance rate of 86.4 percent. On average, it takes 3.39 office actions to reach an allowance. There are 35 pending office actions currently in the firm's queue.

With 4405 career applications, the firm demonstrates significant experience in its primary technology area. The 86.4 percent allowance rate indicates the firm's ability to secure patent rights, even with the 3.39 office actions required per case.

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

Quality Metrics (n=4405 apps, methodology: how we score firms)

86.4%
Allowance Rate
n=4405
+0.65σ
Allowance Rate (norm)
n=4405
3.4
OAs to Allowance
n=3203
-0.12σ
OAs to Allow (norm)
n=3203
1032 days
Time to Allowance
n=3203
+7.5pp
Interview Lift
n=4405
24.0%
RCE Rate
n=4405
2.9%
Appeal Rate
n=4405

Rejection Performance (% of received rejections ultimately overcome)

80.0%
§101 Overcome
n=260
86.3%
§102 Overcome
n=1519
84.4%
§103 Overcome
n=2300
85.4%
§112 Overcome
n=1750

Specialization & Scale

A61K, H10K, G09G
Top CPC Subclasses
11%
Top-3 CPC Share
n=4405
5
Practitioners
n=4405
881.0
Apps / Practitioner
n=4405

Portfolio Summary

42
Total Pending OAs
29
Non-Final OAs
13
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 12 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

7
Overdue
1
Due this week
3
Due this month
0
Due in next 60 days
1
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. 12 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (7)Due ≤ 7 days (1)Due ≤ 30 days (3)Due later (1)

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.

22
Hard (52%)
18
Medium (43%)
2
Easy (5%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only2 (5%)
§101 + other2 (5%)
§103 only16 (38%)
§102 only1 (2%)
§112 only2 (5%)
Double-patenting + other1 (2%)
Multi-statute (no §101)18 (43%)

Industry Mix

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

12
Life Sciences
29% of docket
1
Information Tech
2% of docket
4
Communications
10% of docket
6
Semiconductors
14% of docket
13
Mechanical / Eng
31% of docket
6
Business / Other
14% 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.

420 h
Manual time on pending OAs
84 h
Time saved (low, 20%)
147 h
Time saved (mid, 35%)
3.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FAROKHROOZ, FATIMA N 2 49.1% +32.7%
SOSNOWSKI, DAVID E 1 67.6% +12.5%
NELSON, MATTHEW M 1 57.9% +23.9%
JAVED, MAHEEN I 1 56.7% +36.4%
YANG, ANDREW GUS 1 69.1% +7.6%
COHEN, YARON 1 69.0% +24.5%
REN, ZHUBING 1 71.6% +42.3%
WILLIAMS, CEDRICK S 1 60.1% +26.3%
DAVIS, DAVID DONALD 1 70.4% +9.3%
GANAN-SINGH, CHRISTINA MERAIAH 1 66.7% +50.0%

Hard Cases (22)

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
18373255 VR Simultaneous (Twin) Screening linked to Real World Screening Ticketing and Viewing Process JOSEPH, TONYA S 60d overdue
17928077 FOOD FORMING METHOD AND FOOD FORMING DEVICE NGUYEN, THANH H 23d overdue
18566823 COMPOSITIONS FOR FIGHTING MALODORS SU, SUSAN SHAN 17d overdue
18746480 COVER FOR AIR CONDITIONER SLEEVE ZERPHEY, CHRISTOPHER R 5d
18443435 ANTIMICROBIAL MIXTURE YU, HONG 13d
19137850 DENTAL INSTRUMENT HAVING LIGHT SOURCES AND OPTICAL DIFFUSING ASSEMBLY AND METHOD OF USE THEREOF NELSON, MATTHEW M —
19112801 METHOD AND DEVICE FOR RECONSTRUCTING THREE-DIMENSIONAL FACE BASED ON OCCLUSION SEGMENTATION, STORAGE MEDIUM, AND COMPUTER PROGRAM PRODUCT YANG, ANDREW GUS —
18994369 GATE DRIVING CIRCUIT UNIT AND DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT, AND DISPLAY DEVICE COHEN, YARON —

Interview Candidates (9)

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
18867859 RESIN MOLDING APPARATUS AND METHOD FOR PRODUCING RESIN MOLDED PRODUCT WILLIAMS, CEDRICK S 13d
18279418 DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE FAROKHROOZ, FATIMA N 22d
18292598 BACKLIGHT ASSEMBLY, DISPLAY PANEL AND DISPLAY DEVICE FAROKHROOZ, FATIMA N 83d
19394167 BLANKET ALLOWING FOR ADDITIONAL RANGE OF MOTION OF THE ARMS SOSNOWSKI, DAVID E —
19137850 DENTAL INSTRUMENT HAVING LIGHT SOURCES AND OPTICAL DIFFUSING ASSEMBLY AND METHOD OF USE THEREOF NELSON, MATTHEW M —
19216098 DISPLAY SUBSTRATE AND DISPLAY DEVICE JAVED, MAHEEN I —
18994369 GATE DRIVING CIRCUIT UNIT AND DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT, AND DISPLAY DEVICE COHEN, YARON —
18880052 METHOD FOR REDUCING VOICE NOISE, METHOD FOR TRAINING MODEL, AND DEVICE REN, ZHUBING —

Client Portfolio (22 clients)

Top Art Units

Art UnitApps
37152
28752
36731
37721
26211
26141
26261
17491
26271
37941

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19394167 BLANKET ALLOWING FOR ADDITIONAL RANGE OF MOTION OF THE ARMS Freedom Rest LLC SOSNOWSKI, DAVID E 3673 §112 Final Rejection — Pending Nov 19, 2025
19137850 DENTAL INSTRUMENT HAVING LIGHT SOURCES AND OPTICAL DIFFUSING ASSEMBLY AND METHOD OF USE THEREOF Halo Dental Technologies Inc. NELSON, MATTHEW M 3772 §102§103§112 Non-Final OA — Pending Jun 11, 2025
19216098 DISPLAY SUBSTRATE AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. JAVED, MAHEEN I 2621 §103 Non-Final OA — Pending May 22, 2025
19112801 METHOD AND DEVICE FOR RECONSTRUCTING THREE-DIMENSIONAL FACE BASED ON OCCLUSION SEGMENTATION, STORAGE MEDIUM, AND COMPUTER PROGRAM PRODUCT BIGO TECHNOLOGY PTE. LTD. YANG, ANDREW GUS 2614 §101§102§103 Non-Final OA — Pending Mar 18, 2025
18994369 GATE DRIVING CIRCUIT UNIT AND DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT, AND DISPLAY DEVICE BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. COHEN, YARON 2626 §102§103 Non-Final OA — Pending Jan 14, 2025
18880052 METHOD FOR REDUCING VOICE NOISE, METHOD FOR TRAINING MODEL, AND DEVICE BIGO TECHNOLOGY PTE. LTD. REN, ZHUBING §101Other Non-Final OA — Pending Dec 30, 2024
18867859 RESIN MOLDING APPARATUS AND METHOD FOR PRODUCING RESIN MOLDED PRODUCT Towa Corporation WILLIAMS, CEDRICK S 1749 §103 Final Rejection 13d Pending Nov 21, 2024
18918667 DISPLAY SUBSTRATE HAVING PIXEL CIRCUITS WITH MIRROR-SYMMETRICAL ORTHOGRAPHIC PROJECTIONS BOE TECHNOLOGY GROUP CO., LTD. DAVIS, DAVID DONALD 2627 §103 Non-Final OA — Pending Oct 17, 2024
18851984 IMPLANTABLE STRETCHABLE FLEXIBLE NEURAL ELECTRODE, MANUFACTURING METHOD, AND IMPLANTATION METHOD THEREOF Beijing Bciflex Medical Technology Co., Ltd. GANAN-SINGH, CHRISTINA MERAIAH 3794 §103 Non-Final OA — Pending Sep 27, 2024
18840270 METHOD, SYSTEM, AND DEVICE FOR MANAGING SESSION STATE, AND STORAGE MEDIUM BIGO TECHNOLOGY PTE. LTD. HOSSAIN, KAMAL M 2444 §103 Non-Final OA — Pending Aug 21, 2024
18834389 DISPLAY PANEL AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. KUPP, BENJAMIN MICHAEL §103 Non-Final OA — Pending Jul 30, 2024
18756082 ARRAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. MULERO FLORES, ERIC MANUEL §103§112 Non-Final OA — Pending Jun 27, 2024
18746480 COVER FOR AIR CONDITIONER SLEEVE Proof Industries Inc. ZERPHEY, CHRISTOPHER R 3799 §103§112 Non-Final OA 5d Pending Jun 18, 2024
18717585 DAMPER ARRANGEMENT COMPRISING A DAMPER AND A PLURALITY OF ELASTOMERIC ELEMENTS Dellner Couplers AB BARZEGAR, PEGAH §103§112 Non-Final OA — Pending Jun 07, 2024
18676909 DISPLAY SUBSTRATE AND ELECTRONIC APPARATUS BOE TECHNOLOGY GROUP CO., LTD. SALAZ, SAMMANTHA KATELYN 2892 §103 Non-Final OA — Pending May 29, 2024
18676685 System and Method for Distributed Voucher Validation Grover Gaming, Inc. HU, KANG 3715 §102 Non-Final OA — Pending May 29, 2024
18712511 WEE1 INHIBITOR, PREPARATION THEREFOR, AND USE THEREOF Jiangsu Tasly Diyi Pharmaceutical Co., Ltd. OH, TAYLOR V §112 Non-Final OA — Pending May 22, 2024
18653150 ELECTROLYTE SOLUTION FOR CORROSION AND MENISCUS INHIBITION The Fredricks Company GROOMS, NOA WILLIAM FRAN §103§112 Non-Final OA — Pending May 02, 2024
18443435 ANTIMICROBIAL MIXTURE Symrise AG YU, HONG 1614 §102§103Other Non-Final OA 13d Pending Feb 16, 2024
18292598 BACKLIGHT ASSEMBLY, DISPLAY PANEL AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. FAROKHROOZ, FATIMA N 2875 §103 Final Rejection 83d Pending Jan 26, 2024
18576600 PREFABRICATED POOL Plungie Ip Pty Ltd. SKUBINNA, CHRISTINE J 3754 §103 Non-Final OA 18d overdue Pending Jan 04, 2024
18566823 COMPOSITIONS FOR FIGHTING MALODORS Symrise AG SU, SUSAN SHAN 3781 §102§103 Final Rejection 17d overdue Pending Dec 04, 2023
18561915 PAPER BAG Dy-Pack Verpackungen Gustav Dyckerhoff GmbH BATTISTI, DEREK J 3734 §103§112 Final Rejection — Pending Nov 17, 2023
18559176 DISPLAY SUBSTRATE AND METHOD FOR MANUFACTURING SAME, AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. HOLLWEG, THOMAS A 2874 §103§112 Final Rejection — Pending Nov 06, 2023
18558302 DISPLAY SUBSTRATE AND DISPLAY APPARATUS BOE TECHNOLOGY GROUP CO., LTD. LEE, DA WEI 2817 §103 Non-Final OA — Pending Oct 31, 2023
18555039 DISPLAY SUBSTRATE AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. NIX, NORA TAYLOR 2891 §103§112 Final Rejection — Pending Oct 12, 2023
18481384 CELL CULTURE MEDIA SUPPLY APPARATUS FOR CELL CULTURE CHIPS Biospero, Inc. YOH, JULIUS FRANCIS 1799 §103§112 Non-Final OA — Pending Oct 05, 2023
18375636 FERMENTED PLANT PROTEINS DMK DEUTSCHES MILCHKONTOR GMBH LI, CHANGQING 1791 §102§103§112 Non-Final OA — Pending Oct 02, 2023
18373255 VR Simultaneous (Twin) Screening linked to Real World Screening Ticketing and Viewing Process Pretechnology, Inc. JOSEPH, TONYA S 3628 §101§103 Non-Final OA 60d overdue Pending Sep 26, 2023
18281339 A FRAGRANCE MIXTURE CONTAINING ISOCITRONELLOL Symrise AG CONIGLIO, AUDREA JUNE BUCKLEY 1617 §103 Final Rejection — Pending Sep 11, 2023
18279418 DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE BOE TECHNOLOGY GROUP CO., LTD. FAROKHROOZ, FATIMA N 2875 §103 Final Rejection 22d Pending Aug 30, 2023
18277133 2,6,6-TRIMETHYL-NORPINAN-2-OL AS AN ODORIFEROUS SUBSTANCE Symrise AG WALKER, AJA ARYANNA 1761 §103§112 Non-Final OA — Pending Aug 14, 2023
18233382 LOG HANDLER Liebherr-Werk Bischofshofen GmbH JACKSON, DANIELLE MARIE 3657 §103 Non-Final OA 81d overdue Pending Aug 14, 2023
18276518 MEDICAMENT FOR PREVENTION AND TREATMENT OF HYPERPIGMENTATION Symrise AG WISTNER, SARAH CLINKSCALES 1616 §102§103§112DP Final Rejection 26d overdue Pending Aug 09, 2023
18275512 COOLING AND/OR FREEZING DEVICE Liebherr-Hausgeräte Lienz GmbH TEFERA, HIWOT E 3637 §103 Final Rejection 139d overdue Pending Aug 02, 2023
18267563 CATALYST SYSTEM Symrise AG WITHERSPOON, SIKARL A 1692 §103 Non-Final OA — Pending Jun 15, 2023
18265840 A METHOD FOR FIGHTING MICROORGANISMS USING MENTHOL DERIVATIVES Symrise AG ROBERTS, LEZAH 1612 §103 Non-Final OA — Pending Jun 07, 2023
18321113 TANTALUM NANOCOMPOSITE AND PREPARATION METHOD AND APPLICATION THEREOF, LYMPH TRACER AND RADIOSENSITIZER Fungo Technology Co., Ltd. VU, JAKE MINH 1618 §103§112 Final Rejection — Pending May 22, 2023
17928342 DETECTION CHIP AND PREPARATION METHOD THEREOF BOE TECHNOLOGY GROUP CO., LTD. KRCHA, MATTHEW D 1796 §103§112 Non-Final OA — Pending Nov 29, 2022
17928077 FOOD FORMING METHOD AND FOOD FORMING DEVICE Rheon Automatic Machinery Co., Ltd. NGUYEN, THANH H 1792 §103§112 Non-Final OA 23d overdue Pending Nov 28, 2022
17617125 DAMPER FOR A RAIL VEHICLE, MONITORING SYSTEM FOR A DAMPER AND METHOD FOR MONITORING A DAMPER Dellner Couplers AB BURCH, MELODY M 3616 §103§112 Non-Final OA — Pending Dec 07, 2021
17091627 Electronic Skill Game Banilla Games, Inc. RENWICK, REGINALD A 3715 §101 Final Rejection — Pending Nov 06, 2020

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