Prosecution Insights
Last updated: August 06, 2026

Levenfeld Pearlstein, LLC

10 pending office actions • 9 clients • 10 examiners • 9 art units • 0 of 10 (0%) have an AI response strategy ready

Quality Metrics (n=1023 apps, methodology: how we score firms)

90.4%
Allowance Rate
n=1023
+0.80σ
Allowance Rate (norm)
n=1023
2.7
OAs to Allowance
n=754
-0.45σ
OAs to Allow (norm)
n=754
970 days
Time to Allowance
n=754
+4.0pp
Interview Lift
n=1023
20.5%
RCE Rate
n=1023
0.7%
Appeal Rate
n=1023

Rejection Performance (% of received rejections ultimately overcome)

80.4%
§101 Overcome
n=56
81.4%
§102 Overcome
n=274
85.5%
§103 Overcome
n=413
86.9%
§112 Overcome
n=305

Specialization & Scale

A61K, Y10T, A61P
Top CPC Subclasses
11%
Top-3 CPC Share
n=1023
2
Practitioners
n=1023
511.5
Apps / Practitioner
n=1023

Portfolio Summary

10
Total Pending OAs
6
Non-Final OAs
4
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
0
Due this week
0
Due this month
1
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. 4 of the docket's apps have a known mailing date.

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

8
Hard (80%)
2
Medium (20%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (20%)
§103 only1 (10%)
§102 only1 (10%)
Multi-statute (no §101)6 (60%)

Industry Mix

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

5
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
10% of docket
4
Mechanical / Eng
40% of docket
0
Business / Other
0% 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.

100 h
Manual time on pending OAs
20 h
Time saved (low, 20%)
35 h
Time saved (mid, 35%)
0.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
RUMMEL, JULIA L 1 34.7% +52.3%
SKUBINNA, CHRISTINE J 1 61.6% +20.1%
SENGUPTA, SONYA MAZUMDAR 1 68.6% +20.1%
CHAI, RAYMOND REI-YANG 1 74.8% +16.1%
HESTON, JUSTIN MICHAEL 1 81.2% +22.6%
KENNEDY, SARAH JANE 1 0.0% +0.0%
MOLOYE, TITILAYO 1 63.2% +47.0%
GATES, ERIC ANDREW 1 78.9% +14.2%
KARUNASENA, ENUSHA 1 0.0% +0.0%
SNYDER, ALAN W 1 82.2% +12.5%

Hard Cases (9)

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
18028839 TOOL GATES, ERIC ANDREW 24d overdue
18209857 COMPOSITION FOR PREVENTING OR TREATING INFLAMMATORY DISEASES, CONTAINING, AS ACTIVE INGREDIENT STEM CELLS OVEREXPRESSING SOD3 MOLOYE, TITILAYO 8d overdue
18943410 COLLAPSIBLE CONE TREE WITH MULTIPLE LIGHT STRINGS RUMMEL, JULIA L 53d
18923997 TOILET CLEANING UTENSIL SET HOLDER AND TOILET CLEANING UTENSIL SET SKUBINNA, CHRISTINE J
18677043 SYSTEM AND METHOD FOR CONTROLLING MULTICOLOR LED LIGHT SYSTEM CHAI, RAYMOND REI-YANG
18695188 OUTBOARD PROPULSION UNIT HESTON, JUSTIN MICHAEL
17924832 METHOD FOR PREDICTING PROGNOSIS OF PATIENTS HAVING EARLY BREAST CANCER KENNEDY, SARAH JANE
18009879 TESTING METHOD AND APPARATUS KARUNASENA, ENUSHA

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
18721372 RESIN APPLICATION DEVICE FOR A CONVEYING SURFACE IN A PRINTING PROCESS, ASSEMBLY FOR PREPARING A CONVEYING SURFACE TO RECEIVE A SUBSTRATE IN A PRINTING PROCESS, METHOD OF PREPARING A CONVEYING SURFACE TO RECEIVE A SUBSTRATE IN A PRINTING PROCESS AND METHOD OF PRINTING A SUBSTRATE SENGUPTA, SONYA MAZUMDAR 139d overdue
18028839 TOOL GATES, ERIC ANDREW 24d overdue
18209857 COMPOSITION FOR PREVENTING OR TREATING INFLAMMATORY DISEASES, CONTAINING, AS ACTIVE INGREDIENT STEM CELLS OVEREXPRESSING SOD3 MOLOYE, TITILAYO 8d overdue
18943410 COLLAPSIBLE CONE TREE WITH MULTIPLE LIGHT STRINGS RUMMEL, JULIA L 53d
18923997 TOILET CLEANING UTENSIL SET HOLDER AND TOILET CLEANING UTENSIL SET SKUBINNA, CHRISTINE J
18677043 SYSTEM AND METHOD FOR CONTROLLING MULTICOLOR LED LIGHT SYSTEM CHAI, RAYMOND REI-YANG
18695188 OUTBOARD PROPULSION UNIT HESTON, JUSTIN MICHAEL
17800140 MANUFACTURE OF A DENTAL PROSTHESIS SNYDER, ALAN W

Client Portfolio (9 clients)

Top Art Units

Art UnitApps
37222
17841
37541
17451
28441
36441
16821
16321
16451

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18943410 COLLAPSIBLE CONE TREE WITH MULTIPLE LIGHT STRINGS Global Industries Holdings, Ltd. RUMMEL, JULIA L 1784 §103§112Other Final Rejection 53d Pending Nov 11, 2024
18923997 TOILET CLEANING UTENSIL SET HOLDER AND TOILET CLEANING UTENSIL SET Haloeasy International Trading Co., Limited SKUBINNA, CHRISTINE J 3754 §102§103 Final Rejection Pending Oct 23, 2024
18721372 RESIN APPLICATION DEVICE FOR A CONVEYING SURFACE IN A PRINTING PROCESS, ASSEMBLY FOR PREPARING A CONVEYING SURFACE TO RECEIVE A SUBSTRATE IN A PRINTING PROCESS, METHOD OF PREPARING A CONVEYING SURFACE TO RECEIVE A SUBSTRATE IN A PRINTING PROCESS AND METHOD OF PRINTING A SUBSTRATE System Ceramics S.p.A. SENGUPTA, SONYA MAZUMDAR 1745 §102 Non-Final OA 139d overdue Pending Jun 18, 2024
18677043 SYSTEM AND METHOD FOR CONTROLLING MULTICOLOR LED LIGHT SYSTEM Global Industries Holdings, Ltd. CHAI, RAYMOND REI-YANG 2844 §103§112 Non-Final OA Pending May 29, 2024
18695188 OUTBOARD PROPULSION UNIT Rad Propulsion Ltd. HESTON, JUSTIN MICHAEL 3644 §102§103 Non-Final OA Pending Mar 25, 2024
17924832 METHOD FOR PREDICTING PROGNOSIS OF PATIENTS HAVING EARLY BREAST CANCER Seoul National University R&Db Foundation KENNEDY, SARAH JANE 1682 §101§103§112 Final Rejection Pending Jun 15, 2023
18209857 COMPOSITION FOR PREVENTING OR TREATING INFLAMMATORY DISEASES, CONTAINING, AS ACTIVE INGREDIENT STEM CELLS OVEREXPRESSING SOD3 Kangstem Biotech Co., Ltd. MOLOYE, TITILAYO 1632 §101§103§112Other Non-Final OA 8d overdue Pending Jun 14, 2023
18028839 TOOL Plumbingenuity Limited GATES, ERIC ANDREW 3722 §102§103 Non-Final OA 24d overdue Pending Mar 28, 2023
18009879 TESTING METHOD AND APPARATUS Molendotech Limited KARUNASENA, ENUSHA 1645 §103 Non-Final OA Pending Dec 12, 2022
17800140 MANUFACTURE OF A DENTAL PROSTHESIS Prima Healthcare Group Limited SNYDER, ALAN W 3722 §102§103 Final Rejection Pending Aug 16, 2022

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