Prosecution Insights
Last updated: October 25, 2026

Espressif Systems (Shanghai) Co. Ltd.

Technology areas: Computing & Software • Networking & Security

5 pending office actions • 5 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

Espressif Systems (Shanghai) Co. Ltd. has 5 pending office actions in Computing & Software. The matters span 5 distinct examiners and 5 distinct art units, so the portfolio presents a fully distributed examination structure in the available data.

BERMAN, STEPHEN DAVID is the busiest examiner, with 1 pending matter. No examiner has a larger listed share, making centralized issue tracking and individualized prosecution planning important for maintaining consistency across the portfolio.

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

Portfolio Summary

5
Total Pending OAs
4
Non-Final OAs
1
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.

3
Hard (60%)
1
Medium (20%)
1
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (20%)
§112 only1 (20%)
Multi-statute (no §101)3 (60%)

Industry Mix

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

0
Life Sciences
0% of docket
5
Information Tech
100% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
BERMAN, STEPHEN DAVID 1 78.4% +58.3%
RIVERA, ANIBAL 1 91.0% +11.8%
HOANG, THAI D 1 86.7% -1.9%
LYONS, ANDREW M 1 73.8% +15.5%
STRAPP, MATTHEW JACOB 1 100.0% +0.0%

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
18725101 METHOD AND COMMUNICATION APPARATUS FOR GENERATING AND SENDING ACKNOWLEDGMENT FRAME IN IEEE 802.15.4 NETWORK HOANG, THAI D —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18864256 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, EMBEDDED DEVICE, AND DEVELOPMENT END DEVICE BERMAN, STEPHEN DAVID —
18856589 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, AND EMBEDDED DEVICE RIVERA, ANIBAL —
18019672 DEVICE AND METHOD FOR EXECUTING LSTM NEURAL NETWORK OPERATION STRAPP, MATTHEW JACOB —

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
18864256 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, EMBEDDED DEVICE, AND DEVELOPMENT END DEVICE BERMAN, STEPHEN DAVID —
18856589 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, AND EMBEDDED DEVICE RIVERA, ANIBAL —
18725098 DEBUGGING METHOD, IOT DEVICE, DEBUGGING SERVER AND DEBUGGING SYSTEM LYONS, ANDREW M —

Top Art Units

Art UnitApps
2431 1
2192 1
2463 1
2191 1
2182 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18864256 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, EMBEDDED DEVICE, AND DEVELOPMENT END DEVICE BERMAN, STEPHEN DAVID 2431 §102§103§112 Non-Final OA — Pending Nov 08, 2024
18856589 FIRMWARE UPDATE METHOD FOR EMBEDDED DEVICE, AND EMBEDDED DEVICE RIVERA, ANIBAL 2192 §102§103§112 Non-Final OA — Pending Oct 11, 2024
18725101 METHOD AND COMMUNICATION APPARATUS FOR GENERATING AND SENDING ACKNOWLEDGMENT FRAME IN IEEE 802.15.4 NETWORK HOANG, THAI D 2463 §112 Final Rejection — Pending Jun 27, 2024
18725098 DEBUGGING METHOD, IOT DEVICE, DEBUGGING SERVER AND DEBUGGING SYSTEM LYONS, ANDREW M 2191 §103 Non-Final OA — Pending Jun 27, 2024
18019672 DEVICE AND METHOD FOR EXECUTING LSTM NEURAL NETWORK OPERATION STRAPP, MATTHEW JACOB 2182 §103§112 Non-Final OA — Pending Feb 03, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Espressif Systems (Shanghai) Co. Ltd. have?

Espressif Systems (Shanghai) Co. Ltd. has 5 pending office actions as of October 2026, spread across 5 art units and 5 examiners.

Which USPTO examiner handles the most Espressif Systems (Shanghai) Co. Ltd. applications?

Stephen David Berman has the most, with 1 of Espressif Systems (Shanghai) Co. Ltd.'s pending office actions.

What technology area are Espressif Systems (Shanghai) Co. Ltd.'s patent applications in?

Mostly Computing & Software (USPTO Tech Center 2100), based on where its pending office actions are examined.

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