Prosecution Insights
Last updated: October 25, 2026

Federal Signal Corporation

Technology areas: Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

Federal Signal Corporation has 5 pending office actions in Transportation, E-Commerce & Mechanical Systems. The matters involve 5 distinct examiners and 4 distinct art units, indicating a small docket with limited repetition in examiner assignments.

CATTANACH, COLIN J is the busiest examiner, with 1 pending matter. The data does not show a meaningful examiner concentration, so prosecution can be managed primarily through application-specific review and coordination of technical positions across the few related art-unit settings.

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

Portfolio Summary

5
Total Pending OAs
4
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

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.

1
Hard (20%)
3
Medium (60%)
1
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (60%)
Double-patenting only1 (20%)
Multi-statute (no §101)1 (20%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
20% of docket
4
Mechanical / Eng
80% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CATTANACH, COLIN J 1 59.1% +19.8%
LI, HELEN 1 69.1% +13.5%
PEZZUTO, ROBERT ERIC 1 85.3% +10.2%
OQUENDO, CARIB A 1 78.0% +12.2%
SCOVILLE, BLAKE E 1 73.5% +29.7%

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
19047340 BOOM TURRET FOR AN EXCAVATION VEHICLE AND METHOD THEREOF PEZZUTO, ROBERT ERIC —

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
19044089 GRINDER TRUCK OQUENDO, CARIB A —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
19395098 TILT-ADAPTING LIGHTING SYSTEM CATTANACH, COLIN J —
19269288 RESPONSE SYSTEM FOR A VEHICLE LI, HELEN —
19047340 BOOM TURRET FOR AN EXCAVATION VEHICLE AND METHOD THEREOF PEZZUTO, ROBERT ERIC —
19044089 GRINDER TRUCK OQUENDO, CARIB A —
18904847 VACUUM VEHICLE WITH ELECTRICALLY NON-CONDUCTIVE BOOM SCOVILLE, BLAKE E —

Top Art Units

Art UnitApps
3671 2
2875 1
3665 1
3678 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19395098 TILT-ADAPTING LIGHTING SYSTEM CATTANACH, COLIN J 2875 §103 Final Rejection — Pending Nov 20, 2025
19269288 RESPONSE SYSTEM FOR A VEHICLE LI, HELEN 3665 §103 Non-Final OA — Pending Jul 15, 2025
19047340 BOOM TURRET FOR AN EXCAVATION VEHICLE AND METHOD THEREOF PEZZUTO, ROBERT ERIC 3671 DP Non-Final OA — Pending Feb 06, 2025
19044089 GRINDER TRUCK OQUENDO, CARIB A 3678 §102§103 Non-Final OA — Pending Feb 03, 2025
18904847 VACUUM VEHICLE WITH ELECTRICALLY NON-CONDUCTIVE BOOM SCOVILLE, BLAKE E 3671 §103 Non-Final OA — Pending Oct 02, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Federal Signal Corporation have?

Federal Signal Corporation has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most Federal Signal Corporation applications?

Colin J Cattanach has the most, with 1 of Federal Signal Corporation's pending office actions.

What technology area are Federal Signal Corporation's patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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