Prosecution Insights
Last updated: October 25, 2026

Hamm AG

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

4 pending office actions • 2 art units • 3 examiners • 0 of 4 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Analysis

Hamm AG has 6 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. These actions are spread across 3 distinct art units, indicating technical concentration within the USPTO's classification system. The portfolio is being prosecuted before 4 distinct examiners, which is fewer than the total number of 6 pending actions. This distribution suggests that some examiners are reviewing multiple applications within the same technical groups.

LEE, JONG SUK is the busiest examiner for Hamm AG, currently managing 2 pending office actions. This concentration with LEE, JONG SUK is notable as the other pending actions are distributed among the remaining distinct examiners. The pending office actions across the 3 art units suggest that the company's mechanical innovations are being reviewed in relatively consistent technical environments. Practitioners should monitor the 2 actions under the busiest examiner for potential overlap in prosecution strategy within the Transportation, E-Commerce & Mechanical Systems area.

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

Portfolio Summary

4
Total Pending OAs
2
Non-Final OAs
2
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.

3
Hard (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
Multi-statute (no §101)3 (75%)

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
2
Semiconductors
50% of docket
2
Mechanical / Eng
50% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LEE, JONG SUK 2 20.6% +25.7%
ADDIE, RAYMOND W 1 81.1% +8.6%
CHU, KATHERINE J 1 46.6% +20.6%

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
18895567 GROUND COMPACTOR LEE, JONG SUK —
18762773 CONSTRUCTION MACHINE LEE, JONG SUK —
18541296 SOIL COMPACTOR FOR COMPACTING SOIL MATERIAL AND METHOD FOR OPERATING SUCH A SOIL COMPACTOR ADDIE, RAYMOND W —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18895567 GROUND COMPACTOR LEE, JONG SUK —
18762773 CONSTRUCTION MACHINE LEE, JONG SUK —
18529293 SOIL PROCESSING ROLLER FOR A SOIL PROCESSING MACHINE CHU, KATHERINE J —

Top Art Units

Art UnitApps
2875 2
3671 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18895567 GROUND COMPACTOR LEE, JONG SUK 2875 §102§103 Final Rejection — Pending Sep 25, 2024
18762773 CONSTRUCTION MACHINE LEE, JONG SUK 2875 §102§103 Final Rejection — Pending Jul 03, 2024
18541296 SOIL COMPACTOR FOR COMPACTING SOIL MATERIAL AND METHOD FOR OPERATING SUCH A SOIL COMPACTOR ADDIE, RAYMOND W 3671 §102§103 Non-Final OA — Pending Dec 15, 2023
18529293 SOIL PROCESSING ROLLER FOR A SOIL PROCESSING MACHINE CHU, KATHERINE J 3671 §103 Non-Final OA — Pending Dec 05, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Hamm AG have?

Hamm AG has 4 pending office actions as of October 2026, spread across 2 art units and 3 examiners.

Which USPTO examiner handles the most Hamm AG applications?

Jong Suk Lee has the most, with 2 of Hamm AG's pending office actions.

What technology area are Hamm AG's patent applications in?

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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