Prosecution Insights
Last updated: October 04, 2026

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Technology area: Chemistry & Materials

8 pending office actions • 2 clients • 8 examiners • 6 art units • 6 of 8 (75%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

Finnegan, Henderson, Farabow, has a history of 51338 career applications and a resolved allowance rate of 79.75 percent. Their average of 3.35 office actions per allowance indicates the level of effort typically required to reach an allowance in their practice.

The firm is currently handling 7 pending office actions in the Chemistry & Materials technology area. These active cases are part of a portfolio that includes 51338 career applications, where the firm has established a 79.75 percent allowance rate and an average of 3.35 office actions per allowance.

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

Quality Metrics (n=51377 apps, methodology: how we score firms)

79.8%
Allowance Rate
n=51377
+0.47σ
Allowance Rate (norm)
n=51377
3.4
OAs to Allowance
n=32801
-0.13σ
OAs to Allow (norm)
n=32801
1119 days
Time to Allowance
n=32801
+7.9pp
Interview Lift
n=51377
27.2%
RCE Rate
n=51377
1.4%
Appeal Rate
n=51377

Rejection Performance (% of received rejections ultimately overcome)

76.6%
§101 Overcome
n=4765
76.3%
§102 Overcome
n=12721
76.6%
§103 Overcome
n=20545
79.4%
§112 Overcome
n=12125

Specialization & Scale

G06F, A61K, H04L
Top CPC Subclasses
14%
Top-3 CPC Share
n=51377
6
Practitioners
n=51377
8562.8
Apps / Practitioner
n=51377

Portfolio Summary

8
Total Pending OAs
3
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.

3
Hard (38%)
4
Medium (50%)
1
Easy (12%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (50%)
§112 only1 (12%)
Multi-statute (no §101)3 (38%)

Industry Mix

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

7
Life Sciences
88% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
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.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
O'HERN, BRENT T 1 78.5% +19.8%
GREEN, ANTHONY J 1 85.0% +13.5%
WOLLSCHLAGER, JEFFREY MICHAEL 1 62.1% +29.6%
LEAVITT, MORDECAI MIZANI 1 100.0% +0.0%
ALAM, AYAAN A 1 38.4% +35.6%
D'ANIELLO, NICHOLAS P 1 68.1% +41.8%
DIGGS, TANISHA 1 55.1% +53.9%
CORALLO, CATRIONA MARY 1 67.0% +12.9%

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
18547538 PARTICULATE MATERIAL SUITABLE FOR USE AS CAT LITTER LEAVITT, MORDECAI MIZANI 22d

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL O'HERN, BRENT T —
18566894 ANTI-BREAKING ELEMENT COMPRISING A GEOPOLYMER COMBINING FIRE RESISTANCE AND BREAK-IN RESISTANCE GREEN, ANTHONY J —
18549649 SURFACE MODIFIED CALCIUM CARBONATE AND USE THEREOF IN POLYMER SYSTEMS WOLLSCHLAGER, JEFFREY MICHAEL —

Interview Candidates (7)

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 7 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
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL O'HERN, BRENT T —
18566894 ANTI-BREAKING ELEMENT COMPRISING A GEOPOLYMER COMBINING FIRE RESISTANCE AND BREAK-IN RESISTANCE GREEN, ANTHONY J —
18549649 SURFACE MODIFIED CALCIUM CARBONATE AND USE THEREOF IN POLYMER SYSTEMS WOLLSCHLAGER, JEFFREY MICHAEL —

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
IMERTECH 7
Centre National de la Recherche Scientifique 1

Top Art Units

Art UnitApps
17422
17311
16111
17231
17611
17321

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18711316 A COATING COMPOSITION COMPRISING CALCIUM SILICATE AND PRECIPITATED CALCIUM CARBONATE PARTICULATE MATERIAL IMERTECH SAS O'HERN, BRENT T §102§103§112 Non-Final OA — Pending May 17, 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
18549649 SURFACE MODIFIED CALCIUM CARBONATE AND USE THEREOF IN POLYMER SYSTEMS IMERTECH SAS WOLLSCHLAGER, JEFFREY MICHAEL 1742 §102§103 Final Rejection — AI Ready Sep 08, 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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