Prosecution Insights
Last updated: October 04, 2026

The Charles Machine Works Inc.

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 12 patents granted in the last 365 days

Analysis

The Charles Machine Works Inc. has 5 pending office actions in the Medical Devices & Mechanical Engineering technology area. These actions are assigned to 5 distinct examiners, creating a scenario where the number of actions is equal to the number of examiners. These matters are distributed across 3 distinct art units, indicating that the company's mechanical engineering applications are categorized into several different technical specialties.

SMALLEY, JAMES N is the busiest examiner for the portfolio. This examiner is currently managing 1 busiest examiner pending office action. The spread of 5 actions across 5 examiners suggests that the prosecution workload is not concentrated under any 1 individual. This decentralized approach requires the company to manage 5 different examiner relationships. With 3 distinct art units involved, the company must also adapt to the specific examination cultures of multiple departments within the patent office. This distribution minimizes the risk of a single examiner's bias affecting the entire portfolio.

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

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
1
Due this week
0
Due this month
1
Due in next 60 days
0
Due later

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 (25%)
2
Medium (50%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (50%)
§112 only1 (25%)
Multi-statute (no §101)1 (25%)

Industry Mix

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

1
Life Sciences
25% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
50% of docket
1
Business / Other
25% 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
SMALLEY, JAMES N 1 70.7% -9.9%
ANDRISH, SEAN D 1 71.5% +32.1%
SHAKERI, HADI 1 62.1% +37.0%
JEONG, YOUNGSUL 1 71.5% +21.6%

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
19090013 AUTONOMOUS BACKFILLING APPARATUS ANDRISH, SEAN D —

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
18078768 MULTI-CYCLONE VACUUM EXCAVATION SYSTEM JEONG, YOUNGSUL 7d
18441097 WRENCH WITH OVER-CENTER JAWS SHAKERI, HADI 34d
19090013 AUTONOMOUS BACKFILLING APPARATUS ANDRISH, SEAN D —

Top Art Units

Art UnitApps
3733 1
3723 1
1772 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19215831 VACUUM TANK DOOR LATCHING ASSEMBLY SMALLEY, JAMES N 3733 §112 Non-Final OA — Pending May 22, 2025
19090013 AUTONOMOUS BACKFILLING APPARATUS ANDRISH, SEAN D — §103§112 Non-Final OA — Pending Mar 25, 2025
18441097 WRENCH WITH OVER-CENTER JAWS SHAKERI, HADI 3723 §103 Final Rejection 34d Pending Feb 14, 2024
18078768 MULTI-CYCLONE VACUUM EXCAVATION SYSTEM JEONG, YOUNGSUL 1772 §103 Non-Final OA 7d Pending Dec 09, 2022

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