Prosecution Insights
Last updated: October 02, 2026

SigmaStar Technology Ltd.

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

11 pending office actions • 7 art units • 11 examiners • 0 of 11 (0%) have an AI response strategy ready • 19 patents granted in the last 365 days

Analysis

SigmaStar Technology Ltd. has 11 pending office actions concentrated in the Communications technology area. The prosecution of these matters is spread across 11 distinct examiners, creating a one-to-one ratio between pending actions and examiners. This distribution suggests that no single examiner has a dominant influence over the portfolio's current trajectory at the USPTO. Each of the 11 pending applications is being reviewed by a different official, requiring a tailored approach for every case.

The portfolio spans 7 distinct art units, which is a significant breadth for 11 pending actions. Priyank J. Shah is identified as the busiest examiner, though they are only responsible for 1 pending office action. This indicates a fragmented prosecution landscape where strategies must be adapted to the specific expectations of 7 different art units and 11 different individuals. The concentration in the Communications area provides some thematic consistency, but the involvement of 7 distinct art units means that multiple technical sub-groups are reviewing the company's work. Practitioners must coordinate their efforts to ensure that advocacy remains consistent across these 11 separate examiner relationships.

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

Portfolio Summary

11
Total Pending OAs
6
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
1
Due this week
0
Due this month
1
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 7 days (1)Due ≤ 60 days (1)

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.

4
Hard (36%)
5
Medium (45%)
2
Easy (18%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (18%)
§103 only3 (27%)
§102 only2 (18%)
§112 only2 (18%)
Multi-statute (no §101)2 (18%)

Industry Mix

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

0
Life Sciences
0% of docket
3
Information Tech
27% of docket
2
Communications
18% of docket
2
Semiconductors
18% of docket
0
Mechanical / Eng
0% of docket
4
Business / Other
36% 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.

110 h
Manual time on pending OAs
22 h
Time saved (low, 20%)
38 h
Time saved (mid, 35%)
1.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SHAH, PRIYANK J 1 68.0% +17.9%
KHAN, MASUD K 1 87.5% +6.8%
COBB, MICHAEL J 1 76.7% +36.2%
SHAW, LAUREN ASHLEY 1 96.6% +5.3%
KIM, MATTHEW DAVID 1 74.1% +14.2%
ALMO, KHAREEM E 1 87.3% +5.6%
DUGDA, MULUGETA TUJI 1 82.8% +21.2%
NGUYEN, MAIKHANH 1 87.2% +29.1%
HAGOS, EYOB 1 66.3% +43.1%
ONAT, UMUT 1 79.6% +28.8%

Quick Wins (3)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18926559 SIGNAL SAMPLING DEVICE FOR LOW VOLTAGE APPLICATIONS ALMO, KHAREEM E 35d overdue
19272000 STORAGE MANAGEMENT METHOD AND STORAGE MANAGEMENT DEVICE KHAN, MASUD K —
18537849 PROCESSING CIRCUIT AND COMPUTATION SCHEDULING METHOD OF ARTIFICIAL INTELLIGENCE MODEL NGUYEN, MAIKHANH —

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18140182 TIME-OF-FLIGHT DATA PROCESSING DEVICE BASED ON INTELLIGENCE PROCESSING UNIT AND DATA PROCESSING METHOD HAGOS, EYOB 7d
18971186 LOW DROPOUT VOLTAGE REGULATOR HAVING LOW POWER MODE SHAW, LAUREN ASHLEY —
18650279 VOICE ACTIVITY DETECTION DEVICE AND VOICE ACTIVITY DETECTION METHOD DUGDA, MULUGETA TUJI —
18070888 THREE-DIMENSIONAL CONVOLUTION DEVICE AND THREE-DIMENSIONAL CONVOLUTION METHOD LE, PHAT NGOC —

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
18140182 TIME-OF-FLIGHT DATA PROCESSING DEVICE BASED ON INTELLIGENCE PROCESSING UNIT AND DATA PROCESSING METHOD HAGOS, EYOB 7d
18934286 VIDEO ENCODER KIM, MATTHEW DAVID 43d
19357409 PROJECTION IMAGE CORRECTION SYSTEM AND PROJECTION IMAGE CORRECTION METHOD SHAH, PRIYANK J —
18980057 IMAGE PROCESSING CIRCUIT AND IMAGE PROCESSING METHOD COBB, MICHAEL J —
18650279 VOICE ACTIVITY DETECTION DEVICE AND VOICE ACTIVITY DETECTION METHOD DUGDA, MULUGETA TUJI —
18537849 PROCESSING CIRCUIT AND COMPUTATION SCHEDULING METHOD OF ARTIFICIAL INTELLIGENCE MODEL NGUYEN, MAIKHANH —
18121333 ELECTRONIC DEVICE AND METHOD OF OPERATING SAME ONAT, UMUT —

Top Art Units

Art UnitApps
2626 1
2132 1
2483 1
2849 1
2653 1
2857 1
2194 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19357409 PROJECTION IMAGE CORRECTION SYSTEM AND PROJECTION IMAGE CORRECTION METHOD SHAH, PRIYANK J 2626 §103 Non-Final OA — Pending Oct 14, 2025
19272000 STORAGE MANAGEMENT METHOD AND STORAGE MANAGEMENT DEVICE KHAN, MASUD K 2132 §112 Non-Final OA — Pending Jul 17, 2025
18980057 IMAGE PROCESSING CIRCUIT AND IMAGE PROCESSING METHOD COBB, MICHAEL J — §112 Non-Final OA — Pending Dec 13, 2024
18971186 LOW DROPOUT VOLTAGE REGULATOR HAVING LOW POWER MODE SHAW, LAUREN ASHLEY — §102§103 Non-Final OA — Pending Dec 06, 2024
18934286 VIDEO ENCODER KIM, MATTHEW DAVID 2483 §103 Final Rejection 43d Pending Nov 01, 2024
18926559 SIGNAL SAMPLING DEVICE FOR LOW VOLTAGE APPLICATIONS ALMO, KHAREEM E 2849 §102 Final Rejection 35d overdue Pending Oct 25, 2024
18650279 VOICE ACTIVITY DETECTION DEVICE AND VOICE ACTIVITY DETECTION METHOD DUGDA, MULUGETA TUJI 2653 §102§103 Final Rejection — Pending Apr 30, 2024
18537849 PROCESSING CIRCUIT AND COMPUTATION SCHEDULING METHOD OF ARTIFICIAL INTELLIGENCE MODEL NGUYEN, MAIKHANH — §102 Non-Final OA — Pending Dec 13, 2023
18140182 TIME-OF-FLIGHT DATA PROCESSING DEVICE BASED ON INTELLIGENCE PROCESSING UNIT AND DATA PROCESSING METHOD HAGOS, EYOB 2857 §101§103 Final Rejection 7d Pending Apr 27, 2023
18121333 ELECTRONIC DEVICE AND METHOD OF OPERATING SAME ONAT, UMUT 2194 §103 Final Rejection — Pending Mar 14, 2023
18070888 THREE-DIMENSIONAL CONVOLUTION DEVICE AND THREE-DIMENSIONAL CONVOLUTION METHOD LE, PHAT NGOC — §101§103§112 Non-Final OA — Pending Nov 29, 2022

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