Prosecution Insights
Last updated: October 02, 2026

Championx Usa Inc.

Technology area: 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

Championx Usa Inc. is currently managing 4 pending office actions within the Chemistry & Materials technology area. These actions are distributed across 3 distinct examiners and 3 distinct art units. This distribution indicates a broader range of technical review than a single-action portfolio. With 3 distinct art units involved, the portfolio faces scrutiny from multiple specialized groups within the office. This diversity in examination requires a strategy that addresses the specific tendencies of multiple different examiners across various technical classifications within the Chemistry & Materials sector.

The busiest examiner for the company is ANTHONY, JOSEPH DAVID, who is responsible for 2 pending office actions. These 2 actions represent a significant portion of the 4 total pending office actions for the company. The remaining actions are split among other examiners, as there are 3 distinct examiners in total. Practitioners should prioritize understanding the specific requirements of the busiest examiner while maintaining separate strategies for the other distinct examiners. The spread across 3 distinct art units suggests that the company's technology in the Chemistry & Materials sector is multifaceted.

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

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
0
Due in next 60 days
1
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.

2
Hard (50%)
2
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
Double-patenting + other1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

4
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.

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
ANTHONY, JOSEPH DAVID 2 73.2% +5.2%
CLEVELAND, TIMOTHY C 1 59.6% +18.6%
WASHVILLE, JEFFREY D 1 80.0% -4.5%

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
18343269 TREATMENT CHEMICAL CARTRIDGES AND METHODS OF USING THE SAME WASHVILLE, JEFFREY D —

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18323662 CHEMICAL TREATMENT COMPOSITIONS AND METHODS OF USING THE SAME ANTHONY, JOSEPH DAVID 7d
18452245 CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE SAME CLEVELAND, TIMOTHY C 76d

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18452245 CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE SAME CLEVELAND, TIMOTHY C 76d

Top Art Units

Art UnitApps
1764 2
1774 1
1766 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18452245 CORROSION INHIBITOR COMPOSITIONS AND METHODS OF USING THE SAME CLEVELAND, TIMOTHY C 1774 §103§112 Non-Final OA 76d Pending Aug 18, 2023
18447746 DEVELOPMENT OF HYDROGEN COMPATIBLE CHEMICALS AND TEST METHODS FOR ENERGY SECTOR APPLICATION ANTHONY, JOSEPH DAVID 1764 §102§103DP Non-Final OA — Pending Aug 10, 2023
18343269 TREATMENT CHEMICAL CARTRIDGES AND METHODS OF USING THE SAME WASHVILLE, JEFFREY D 1766 §103 Final Rejection — Pending Jun 28, 2023
18323662 CHEMICAL TREATMENT COMPOSITIONS AND METHODS OF USING THE SAME ANTHONY, JOSEPH DAVID 1764 §102§103§112 Final Rejection 7d Pending May 25, 2023

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