Prosecution Insights
Last updated: October 04, 2026

Ethox Chemicals LLC

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

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

Analysis

Ethox Chemicals LLC is active in the Biotechnology & Pharmaceuticals technology area with 4 pending office actions. These actions are distributed among 3 distinct examiners and 3 distinct art units. This distribution shows a high ratio of art units to pending actions, suggesting that the company's intellectual property is spread across several specialized examination groups within the patent office. With 3 distinct art units involved, the prosecution strategy must account for the specific requirements of multiple technical groups despite the total number of 4 pending office actions.

The busiest examiner for this portfolio is PETRITSCH, AMANDA MICHELLE, who is responsible for 2 busiest examiner pending office actions. This examiner handles a portion of the company's 4 pending office actions. The presence of 3 distinct examiners across 3 distinct art units requires a versatile approach to address the varying perspectives of the patent office staff. Practitioners should prepare for the 4 pending office actions to be reviewed under the distinct standards of these 3 distinct art units. The 3 distinct examiners will each bring a unique perspective to the pending office actions currently being prosecuted. This distribution suggests that the company must maintain a flexible strategy to address the specific preferences of multiple examiners while operating within the Biotechnology & Pharmaceuticals field.

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

Portfolio Summary

4
Total Pending OAs
1
Non-Final OAs
3
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.

2
Overdue
0
Due this week
0
Due this month
0
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.

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.

3
Life Sciences
75% 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
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
PETRITSCH, AMANDA MICHELLE 2 57.1% +28.1%
NGUYEN, NGOC-ANH THI 1 28.1% +49.8%
RIETH, STEPHEN EDWARD 1 45.8% +32.9%

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
18537353 Synergistic Combinations for Reducing Volatility of Auxin Herbicides NGUYEN, NGOC-ANH THI 100d overdue
18906224 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE —
18134900 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18537353 Synergistic Combinations for Reducing Volatility of Auxin Herbicides NGUYEN, NGOC-ANH THI 100d overdue
17726744 Composition and Method for Improving the Water Transport Characteristics of Hydrophobic Soils RIETH, STEPHEN EDWARD 77d overdue
18906224 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE —
18134900 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE —

Top Art Units

Art UnitApps
1615 1
1612 1
1759 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18906224 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE — §103§112Other Non-Final OA — Pending Oct 04, 2024
18537353 Synergistic Combinations for Reducing Volatility of Auxin Herbicides NGUYEN, NGOC-ANH THI 1615 §103§112 Final Rejection 100d overdue Pending Dec 12, 2023
18134900 Sulfate-Free Surfactant System PETRITSCH, AMANDA MICHELLE 1612 §103§112 Final Rejection — Pending Apr 14, 2023
17726744 Composition and Method for Improving the Water Transport Characteristics of Hydrophobic Soils RIETH, STEPHEN EDWARD 1759 §103 Final Rejection 77d overdue Pending Apr 22, 2022

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