Prosecution Insights
Last updated: October 25, 2026

Aquatech International LLC

Technology area: Chemistry & Materials

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Aquatech International LLC has 3 pending office actions in Chemistry & Materials. The matters involve 3 examiners and 3 art units, giving each action a distinct examination setting.

CHU, YONG LIANG is the busiest examiner, with 1 pending matter. Counsel should coordinate the technical record across the portfolio while developing responses specific to each examiner and art unit.

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

Portfolio Summary

3
Total Pending OAs
3
Non-Final OAs
0
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 (33%)
2
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (33%)
§102 only1 (33%)
Multi-statute (no §101)1 (33%)

Industry Mix

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

3
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% 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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHU, YONG LIANG 1 74.9% +3.2%
BAUM, ZACHARY JOHN 1 81.2% +15.2%
GERMAIN, ADAM ADRIEN 1 35.0% +10.2%

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
18426376 PROCESS FOR SELECTIVE PURIFICATION OF LITHIUM FROM AN AQUEOUS LITHIUM SALT-CONTAINING SOLUTION BAUM, ZACHARY JOHN —

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
18664346 PROCESS FOR OBTAINING HIGH PURITY LITHIUM FROM AN AQUEOUS LITHIUM SALT-CONTAINING SOLUTION CHU, YONG LIANG —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18426376 PROCESS FOR SELECTIVE PURIFICATION OF LITHIUM FROM AN AQUEOUS LITHIUM SALT-CONTAINING SOLUTION BAUM, ZACHARY JOHN —
18056985 Process of Mitigation and Control of BioFilm GERMAIN, ADAM ADRIEN —

Top Art Units

Art UnitApps
1731 1
1736 1
1772 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18664346 PROCESS FOR OBTAINING HIGH PURITY LITHIUM FROM AN AQUEOUS LITHIUM SALT-CONTAINING SOLUTION CHU, YONG LIANG 1731 §102§103 Non-Final OA — Pending May 15, 2024
18426376 PROCESS FOR SELECTIVE PURIFICATION OF LITHIUM FROM AN AQUEOUS LITHIUM SALT-CONTAINING SOLUTION BAUM, ZACHARY JOHN 1736 §102 Non-Final OA — Pending Jan 30, 2024
18056985 Process of Mitigation and Control of BioFilm GERMAIN, ADAM ADRIEN 1772 §103 Non-Final OA — Pending Nov 18, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Aquatech International LLC have?

Aquatech International LLC has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Aquatech International LLC applications?

Yong Liang Chu has the most, with 1 of Aquatech International LLC's pending office actions.

What technology area are Aquatech International LLC's patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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