Prosecution Insights
Last updated: October 25, 2026

Ecoflow Inc.

Technology area: Semiconductors, Circuits & Optics

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 10 patents granted in the last 365 days

Analysis

Ecoflow Inc. is currently managing 2 pending office actions in the Semiconductors, Circuits & Optics technology area. These 2 actions are assigned to 2 distinct examiners. Unlike the examiner count, the portfolio is concentrated within 1 distinct art unit. This 1 distinct art unit provides the administrative framework for both of the 2 pending office actions currently active for the company.

HAMMOND, CRYSTAL L is the busiest examiner for this portfolio, responsible for 1 pending office action. Because there are 2 pending office actions in total, the workload is shared equally between the 2 distinct examiners. No single examiner holds a majority of the cases, as the 1 action assigned to HAMMOND, CRYSTAL L is matched by the 1 action assigned to the other examiner. This balance across 2 distinct examiners means the company's success is not dependent on any one person's review.

The concentration in 1 distinct art unit suggests that the company's Semiconductors, Circuits & Optics innovations fall under a single technical classification. However, the use of 2 distinct examiners for the 2 actions means that two different individuals are reviewing the work within that unit. With HAMMOND, CRYSTAL L handling 1 action, the prosecution is split between the available personnel. Practitioners should monitor both of the 2 pending office actions within this single art unit.

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

Portfolio Summary

2
Total Pending OAs
2
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.

0
Hard (0%)
2
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§102 only2 (100%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
100% 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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HAMMOND, CRYSTAL L 1 87.8% +3.1%
CHOI, SEUNG HO 1 100.0% +0.0%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
19196491 PROTECTION METHOD FOR POWER CONVERSION CIRCUIT, POWER CONVERSION APPARATUS, AND STORAGE MEDIUM HAMMOND, CRYSTAL L —
18999680 VOLTAGE CONVERSION CIRCUIT, METHOD FOR CONTROLLING VOLTAGE CONVERSION CIRCUIT, AND ENERGY STORAGE DEVICE CHOI, SEUNG HO —

Top Art Units

Art UnitApps
2838 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19196491 PROTECTION METHOD FOR POWER CONVERSION CIRCUIT, POWER CONVERSION APPARATUS, AND STORAGE MEDIUM HAMMOND, CRYSTAL L 2838 §102 Non-Final OA — Pending May 01, 2025
18999680 VOLTAGE CONVERSION CIRCUIT, METHOD FOR CONTROLLING VOLTAGE CONVERSION CIRCUIT, AND ENERGY STORAGE DEVICE CHOI, SEUNG HO 2838 §102 Non-Final OA — Pending Dec 23, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Ecoflow Inc. have?

Ecoflow Inc. has 2 pending office actions as of October 2026, spread across 1 art units and 2 examiners.

Which USPTO examiner handles the most Ecoflow Inc. applications?

Crystal L Hammond has the most, with 1 of Ecoflow Inc.'s pending office actions.

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

Mostly Semiconductors, Circuits & Optics (USPTO Tech Center 2800), based on where its pending office actions are examined.

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