Prosecution Insights
Last updated: October 25, 2026

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Technology area: Chemistry & Materials

11 pending office actions • 3 clients • 10 examiners • 9 art units • 6 of 11 (55%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

This profile records 11 pending office actions in Chemistry & Materials and 51502 career applications. The pending docket represents current activity, while the application figure supplies a broader measure of the recorded prosecution history.

The resolved allowance rate is 79.75%, with an average of 3.34 office actions per allowance. These figures indicate that allowed matters generally involved more than three office actions, alongside a resolved allowance result below four-fifths.

Practitioners can use the combination to distinguish workload from outcome history. The technology designation also helps frame the relevance of the figures for chemistry and materials matters, but the data does not identify matter-level complexity or claim strategy.

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

Quality Metrics (n=51502 apps, methodology: how we score firms)

79.8%
Allowance Rate
n=51502
+0.47σ
Allowance Rate (norm)
n=51502
3.3
OAs to Allowance
n=32879
-0.13σ
OAs to Allow (norm)
n=32879
1119 days
Time to Allowance
n=32879
+7.8pp
Interview Lift
n=51502
27.1%
RCE Rate
n=51502
1.4%
Appeal Rate
n=51502

Rejection Performance (% of received rejections ultimately overcome)

76.7%
§101 Overcome
n=4777
76.2%
§102 Overcome
n=12746
76.5%
§103 Overcome
n=20591
79.4%
§112 Overcome
n=12153

Specialization & Scale

G06F, A61K, H04L
Top CPC Subclasses
14%
Top-3 CPC Share
n=51502
6
Practitioners
n=51502
8583.7
Apps / Practitioner
n=51502

Portfolio Summary

11
Total Pending OAs
6
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

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

5
Hard (45%)
5
Medium (45%)
1
Easy (9%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only5 (45%)
§112 only1 (9%)
Multi-statute (no §101)5 (45%)

Industry Mix

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

11
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

110 h
Manual time on pending OAs
22 h
Time saved (low, 20%)
38 h
Time saved (mid, 35%)
1.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DIGGS, TANISHA 2 55.1% +54.1%
PATEL, SMITA S 1 70.3% +57.3%
O'HERN, BRENT T 1 78.5% +19.4%
GREEN, ANTHONY J 1 85.0% +13.4%
SALAMON, PETER A 1 86.3% +5.9%
BLEDSOE, JOSHUA CALEB 1 43.9% +45.8%
LEAVITT, MORDECAI MIZANI 1 100.0% +0.0%
ALAM, AYAAN A 1 38.8% +36.4%
D'ANIELLO, NICHOLAS P 1 68.3% +41.7%
CORALLO, CATRIONA MARY 1 67.0% +12.9%

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
18547538 PARTICULATE MATERIAL SUITABLE FOR USE AS CAT LITTER LEAVITT, MORDECAI MIZANI 22d
18289256 FLAME-RETARDANT POLYMER COMPOSITION SALAMON, PETER A —

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18722730 PREPARATION OF ALPHA-ALUMINA IN SUPERCRITICAL FLUIDS07812.0263 PATEL, SMITA S —
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL O'HERN, BRENT T —
18699962 COMPOSITION COMPRISING CARBON BLACK AND EXPANDED GRAPHITE AND SHAPED ARTICLES AND SUBSTRATE COATINGS COMPRISING SAME, USES THEREOF AND METHODS FOR REDUCING VOLUME RESISTIVITY AND FOR PROVIDING ELECTROMAGNETIC INTERFERENCE SHIELDING AS WELL AS THERMAL CONDUCTIVITY DIGGS, TANISHA —
18566894 ANTI-BREAKING ELEMENT COMPRISING A GEOPOLYMER COMBINING FIRE RESISTANCE AND BREAK-IN RESISTANCE GREEN, ANTHONY J —
18555436 TALC PARTICULATES BLEDSOE, JOSHUA CALEB —

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
17299653 EXPANDED AND EXPANDABLE GRANULAR MATERIALS DIGGS, TANISHA 86d overdue
15733316 METHOD FOR PREPARING SYNTHETIC PHYLLOSILICATES CORALLO, CATRIONA MARY 80d overdue
17800554 USE OF MICA IN PRESSED POWDER ALAM, AYAAN A 29d overdue
17767223 GRAPHITE COMPOSITIONS AND USES IN BATTERY TECHNOLOGY D'ANIELLO, NICHOLAS P 5d
18722730 PREPARATION OF ALPHA-ALUMINA IN SUPERCRITICAL FLUIDS07812.0263 PATEL, SMITA S —
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL O'HERN, BRENT T —
18699962 COMPOSITION COMPRISING CARBON BLACK AND EXPANDED GRAPHITE AND SHAPED ARTICLES AND SUBSTRATE COATINGS COMPRISING SAME, USES THEREOF AND METHODS FOR REDUCING VOLUME RESISTIVITY AND FOR PROVIDING ELECTROMAGNETIC INTERFERENCE SHIELDING AS WELL AS THERMAL CONDUCTIVITY DIGGS, TANISHA —
18566894 ANTI-BREAKING ELEMENT COMPRISING A GEOPOLYMER COMBINING FIRE RESISTANCE AND BREAK-IN RESISTANCE GREEN, ANTHONY J —

Client Portfolio (3 clients)

Top Art Units

Art UnitApps
17322
17612
17931
17311
17591
17621
17421
16111
17231

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18722730 PREPARATION OF ALPHA-ALUMINA IN SUPERCRITICAL FLUIDS07812.0263 IMERTECH SAS PATEL, SMITA S 1732 §103§112 Non-Final OA — Pending Jun 21, 2024
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL IMERTECH SAS O'HERN, BRENT T 1793 §102§103§112 Non-Final OA — Pending May 17, 2024
18699962 COMPOSITION COMPRISING CARBON BLACK AND EXPANDED GRAPHITE AND SHAPED ARTICLES AND SUBSTRATE COATINGS COMPRISING SAME, USES THEREOF AND METHODS FOR REDUCING VOLUME RESISTIVITY AND FOR PROVIDING ELECTROMAGNETIC INTERFERENCE SHIELDING AS WELL AS THERMAL CONDUCTIVITY IMERTECH SAS DIGGS, TANISHA 1761 §102§103 Non-Final OA — Pending Apr 10, 2024
18566894 ANTI-BREAKING ELEMENT COMPRISING A GEOPOLYMER COMBINING FIRE RESISTANCE AND BREAK-IN RESISTANCE IMERTECH SAS GREEN, ANTHONY J 1731 §102§103§112 Non-Final OA — Pending Dec 04, 2023
18289256 FLAME-RETARDANT POLYMER COMPOSITION Imerys Usa, Inc. SALAMON, PETER A 1759 §103 Non-Final OA — Pending Nov 02, 2023
18555436 TALC PARTICULATES IMERTECH SAS BLEDSOE, JOSHUA CALEB 1762 §103§112 Final Rejection — AI Ready Oct 13, 2023
18547538 PARTICULATE MATERIAL SUITABLE FOR USE AS CAT LITTER IMERTECH SAS LEAVITT, MORDECAI MIZANI 1742 §103 Final Rejection 22d AI Ready Aug 23, 2023
17800554 USE OF MICA IN PRESSED POWDER IMERTECH SAS ALAM, AYAAN A 1611 §103 Non-Final OA 29d overdue AI Ready Aug 18, 2022
17767223 GRAPHITE COMPOSITIONS AND USES IN BATTERY TECHNOLOGY IMERTECH SAS D'ANIELLO, NICHOLAS P 1723 §103 Final Rejection 5d AI Ready Apr 07, 2022
17299653 EXPANDED AND EXPANDABLE GRANULAR MATERIALS IMERTECH SAS DIGGS, TANISHA 1761 §103 Final Rejection 86d overdue AI Ready Jun 03, 2021
15733316 METHOD FOR PREPARING SYNTHETIC PHYLLOSILICATES Centre National De La Recherche Scientifique CORALLO, CATRIONA MARY 1732 §112 Final Rejection 80d overdue AI Ready Jun 25, 2020

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Frequently Asked Questions

What is Finnegan, Henderson, Farabow, Garrett & Dunner, LLP's patent allowance rate?

79.8% of resolved applications prosecuted by Finnegan, Henderson, Farabow, Garrett & Dunner, LLP were allowed, across 51,502 applications in USPTO records.

How many office actions does Finnegan, Henderson, Farabow, Garrett & Dunner, LLP average before allowance?

3.34 office actions per allowed application on average.

How many pending office actions does Finnegan, Henderson, Farabow, Garrett & Dunner, LLP have?

11 pending office actions as of October 2026, for 3 clients, before 10 examiners in 9 art units.

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