Prosecution Insights
Last updated: October 25, 2026

Energy Vault Inc.

Technology areas: Computing & Software • Semiconductors, Circuits & Optics

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

Analysis

Energy Vault Inc. is managing 2 pending office actions in the Semiconductors, Circuits & Optics technology area. These actions are distributed across 2 distinct examiners and 2 distinct art units, showing no consolidation in the current prosecution cycle. This structure suggests that the company's semiconductor-related filings target different technical niches within the 2 distinct art units.

The busiest examiner, DESAI, NAISHADH N, is responsible for 1 pending action. Because the 2 pending office actions are located in 2 distinct art units, the company must navigate the specific guidelines of two separate examination groups. This involvement of 2 distinct examiners means that the prosecution team cannot rely on a single point of contact for its semiconductor portfolio. Instead, they must manage two separate relationships and address the unique technical requirements of the 2 distinct art units simultaneously to resolve the 2 pending office actions.

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.

1
Hard (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
Multi-statute (no §101)1 (50%)

Industry Mix

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

0
Life Sciences
0% of docket
1
Information Tech
50% of docket
0
Communications
0% of docket
1
Semiconductors
50% 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
DESAI, NAISHADH N 1 81.9% +9.0%
EVERETT, CHRISTOPHER E 1 83.6% +23.1%

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
18935328 SYSTEMS AND METHODS FOR FAULT TOLERANT ENERGY MANAGEMENT SYSTEMS CONFIGURED TO MANAGE HETEROGENEOUS POWER PLANTS EVERETT, CHRISTOPHER E —

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
19034177 LIFT DRIVE SYSTEM FOR ENERGY STORAGE AND DELIVERY SYSTEM DESAI, NAISHADH N —

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
18935328 SYSTEMS AND METHODS FOR FAULT TOLERANT ENERGY MANAGEMENT SYSTEMS CONFIGURED TO MANAGE HETEROGENEOUS POWER PLANTS EVERETT, CHRISTOPHER E —

Top Art Units

Art UnitApps
2834 1
2117 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19034177 LIFT DRIVE SYSTEM FOR ENERGY STORAGE AND DELIVERY SYSTEM DESAI, NAISHADH N 2834 §102§103 Non-Final OA — Pending Jan 22, 2025
18935328 SYSTEMS AND METHODS FOR FAULT TOLERANT ENERGY MANAGEMENT SYSTEMS CONFIGURED TO MANAGE HETEROGENEOUS POWER PLANTS EVERETT, CHRISTOPHER E 2117 §103Other Non-Final OA — Pending Nov 01, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Energy Vault Inc. have?

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

Which USPTO examiner handles the most Energy Vault Inc. applications?

Naishadh N Desai has the most, with 1 of Energy Vault Inc.'s pending office actions.

What technology area are Energy Vault 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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