Prosecution Insights
Last updated: October 04, 2026

Liu & Liu

Technology area: Semiconductors, Circuits & Optics

10 pending office actions • 4 clients • 10 examiners • 5 art units • 0 of 10 (0%) have an AI response strategy ready • 31 patents granted in the last 365 days

Analysis

LIU & LIU has a career history of 1725 applications, with a primary focus on the Semiconductors, Circuits and Optics technology area. There are currently 7 pending office actions under its management. The 1725 career applications establish the firm's experience in semiconductor prosecution.

The firm's resolved allowance rate stands at 87.43 percent. It averages 3.17 office actions per allowance to reach a successful grant. This 3.17 average office actions per allowance reflects the typical prosecution cycle for the firm. The 87.43 percent allowance rate provides a metric of its effectiveness in the Semiconductors, Circuits and Optics sector.

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

Quality Metrics (n=1727 apps, methodology: how we score firms)

87.4%
Allowance Rate
n=1727
+0.46σ
Allowance Rate (norm)
n=1727
3.2
OAs to Allowance
n=1100
-0.02σ
OAs to Allow (norm)
n=1100
1042 days
Time to Allowance
n=1100
+3.9pp
Interview Lift
n=1727
18.3%
RCE Rate
n=1727
1.2%
Appeal Rate
n=1727

Rejection Performance (% of received rejections ultimately overcome)

83.8%
§101 Overcome
n=37
86.2%
§102 Overcome
n=493
87.0%
§103 Overcome
n=716
87.9%
§112 Overcome
n=348

Specialization & Scale

H01L, H10W, G02F
Top CPC Subclasses
34%
Top-3 CPC Share
n=1727
1
Practitioners
n=1727
1727.0
Apps / Practitioner
n=1727

Portfolio Summary

10
Total Pending OAs
8
Non-Final OAs
2
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
0
Due this week
1
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 ≤ 30 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.

6
Hard (60%)
4
Medium (40%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (10%)
§103 only3 (30%)
§102 only1 (10%)
Multi-statute (no §101)5 (50%)

Industry Mix

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

1
Life Sciences
10% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
4
Semiconductors
40% of docket
1
Mechanical / Eng
10% of docket
4
Business / Other
40% 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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PLIONIS, NICHOLAS J 1 71.0% +39.5%
JOHANAS, JACQUELINE T 1 63.8% +30.0%
TURNER, SONJI 1 73.8% +20.1%
MOHAMED-ALY, KAREEM M 1 — —
MOJADDEDI, OMAR F 1 89.4% +10.4%
TSO, EDWARD H 1 87.0% +6.6%
CULLEN, PATRICK LAWRENCE 1 83.3% +30.0%
FAN, SU JYA 1 75.9% +11.1%
ANBACHT, BRIT ELIZA 1 73.6% +20.7%
LOHAKARE, PRATIKSHA JAYANT 1 82.3% +15.3%

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
18149029 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF LOHAKARE, PRATIKSHA JAYANT 26d
18491713 CHIP PACKAGE AND METHOD FOR FORMING THE SAME CULLEN, PATRICK LAWRENCE —

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18914626 INTERVERTEBRAL DEVICES JOHANAS, JACQUELINE T 2d overdue
18480385 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF FAN, SU JYA 34d
18868773 INSERTION INSTRUMENTS PLIONIS, NICHOLAS J —
18686391 SEPARATOR DEVICE TURNER, SONJI —
18431627 CIRCUIT SUBSTRATE IN CHIP PACKAGE AND METHOD FOR FORMING THE SAME MOJADDEDI, OMAR F —
18561505 BIPOLAR STORAGE BATTERY SYSTEM TSO, EDWARD H —

Interview Candidates (8)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18914626 INTERVERTEBRAL DEVICES JOHANAS, JACQUELINE T 2d overdue
18149029 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF LOHAKARE, PRATIKSHA JAYANT 26d
18480385 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF FAN, SU JYA 34d
18868773 INSERTION INSTRUMENTS PLIONIS, NICHOLAS J —
18686391 SEPARATOR DEVICE TURNER, SONJI —
18431627 CIRCUIT SUBSTRATE IN CHIP PACKAGE AND METHOD FOR FORMING THE SAME MOJADDEDI, OMAR F —
18491713 CHIP PACKAGE AND METHOD FOR FORMING THE SAME CULLEN, PATRICK LAWRENCE —
18278392 DEVICE AND METHOD FOR ENCASING A FILTER UNIT AND/OR SEPARATION UNIT ANBACHT, BRIT ELIZA —

Client Portfolio (4 clients)

Client (Assignee)Pending OAs
TSMC 5
Axis Spine Technologies 2
Neufilter GmbH 2
COMMEO GMBH 1

Top Art Units

Art UnitApps
28182
37731
28981
28991
17761

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18868773 INSERTION INSTRUMENTS Axis Spine Technologies Ltd. PLIONIS, NICHOLAS J §102§103§112 Non-Final OA — Pending Aug 01, 2025
18914626 INTERVERTEBRAL DEVICES Axis Spine Technologies Ltd. JOHANAS, JACQUELINE T 3773 §103§112 Final Rejection 2d overdue Pending Oct 14, 2024
18686391 SEPARATOR DEVICE Neufilter GmbH TURNER, SONJI §101§102§112 Non-Final OA — Pending Aug 07, 2024
18751148 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF Xintec Inc. MOHAMED-ALY, KAREEM M §103 Non-Final OA — Pending Jun 21, 2024
18431627 CIRCUIT SUBSTRATE IN CHIP PACKAGE AND METHOD FOR FORMING THE SAME Xintec Inc. MOJADDEDI, OMAR F 2898 §102§103§112 Non-Final OA — Pending Feb 02, 2024
18561505 BIPOLAR STORAGE BATTERY SYSTEM Commeo GmbH TSO, EDWARD H §102§103§112 Non-Final OA — Pending Nov 16, 2023
18491713 CHIP PACKAGE AND METHOD FOR FORMING THE SAME Xintec Inc. CULLEN, PATRICK LAWRENCE 2899 §103 Non-Final OA — Pending Oct 20, 2023
18480385 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF Xintec Inc. FAN, SU JYA 2818 §102§103 Final Rejection 34d Pending Oct 03, 2023
18278392 DEVICE AND METHOD FOR ENCASING A FILTER UNIT AND/OR SEPARATION UNIT Neufilter GmbH ANBACHT, BRIT ELIZA 1776 §102 Non-Final OA — Pending Aug 28, 2023
18149029 CHIP PACKAGE AND MANUFACTURING METHOD THEREOF Xintec Inc. LOHAKARE, PRATIKSHA JAYANT 2818 §103 Non-Final OA 26d Pending Dec 30, 2022

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