Prosecution Insights
Last updated: October 27, 2026

Sterile State Inc.

Technology area: Chemistry & Materials

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready

Analysis

Sterile State Inc. has 2 pending office actions in Chemistry & Materials. The matters are assigned to 2 examiners and 2 art units, showing separate examination channels within the same technical area. Counsel should coordinate the chemical and materials terminology across the portfolio while responding independently to the two examination records.

CHEN, CHANGRU is the busiest examiner, with 1 pending matter. The other action is assigned to a different examiner and art unit. This distribution makes a common disclosure review useful, but the cited art, claim construction, and amendment choices should be evaluated separately for each matter.

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.

2
Hard (67%)
1
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§102 only1 (33%)
Multi-statute (no §101)2 (67%)

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
CHEN, CHANGRU 1 48.6% +40.7%
TAI, XIUYU 1 58.6% +49.5%
EOM, ROBERT J 1 57.4% +34.9%

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
18693129 COMPOSITION AND COMPOSITE ARTICLE FOR FORMING NITRIC OXIDE CHEN, CHANGRU —
18272533 Devices and Methods for Providing Nitric Oxide TAI, XIUYU —

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
18693129 COMPOSITION AND COMPOSITE ARTICLE FOR FORMING NITRIC OXIDE CHEN, CHANGRU —
18272533 Devices and Methods for Providing Nitric Oxide TAI, XIUYU —
18272541 Devices and Methods for Detecting the Presence of Nitric Oxide EOM, ROBERT J —

Top Art Units

Art UnitApps
1796 1
1795 1
1797 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18693129 COMPOSITION AND COMPOSITE ARTICLE FOR FORMING NITRIC OXIDE CHEN, CHANGRU 1796 §102§103 Non-Final OA — Pending Mar 18, 2024
18272533 Devices and Methods for Providing Nitric Oxide TAI, XIUYU 1795 §102§112 Non-Final OA — Pending Jul 14, 2023
18272541 Devices and Methods for Detecting the Presence of Nitric Oxide EOM, ROBERT J 1797 §102 Non-Final OA — Pending Jul 14, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Sterile State Inc. have?

Sterile State Inc. has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Sterile State Inc. applications?

Changru Chen has the most, with 1 of Sterile State Inc.'s pending office actions.

What technology area are Sterile State Inc.'s patent applications in?

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

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