Prosecution Insights
Last updated: May 29, 2026

Tianjin Sanan Optoelectronics Co., Ltd.

10 pending office actions • 5 art units • 9 examiners • 0 of 10 (0%) have an AI response strategy ready • 9 patents granted in the last 365 days

Portfolio Summary

10
Total Pending OAs
9
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 10 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

7
Overdue
0
Due this week
3
Due this month
0
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. 10 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (7)Due ≤ 30 days (3)

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%)
9
Medium (90%)
1
Easy (10%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only9 (90%)
§112 only1 (10%)

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
10
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.

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
LIU, BENJAMIN T 2 74.4% +12.8%
MAI, THIEN T 1 58.9% +20.8%
YECHURI, SITARAMARAO S 1 85.8% -8.6%
INOUSSA, MOULOUCOULAY 1 85.8% +7.3%
KEAGY, ROSE ALYSSA 1 96.7% +6.3%
MUNOZ, ANDRES F 1 76.5% +18.1%
AHMED, SHAHED 1 90.7% +0.2%
TURNER, BRIAN 1 83.0% +4.5%
CULLEN, PATRICK LAWRENCE 1 86.7% +25.0%

Quick Wins (6)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18491089 SEMICONDUCTOR LIGHT-EMITTING DEVICE KEAGY, ROSE ALYSSA 52d overdue
18346472 LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME TURNER, BRIAN 30d overdue
18531400 WAFER SINGULATING METHOD AND LED CHIP AND LIGHT EMITTING MODULE YECHURI, SITARAMARAO S 11d overdue
18494075 LIGHT-EMITTING DIODE, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND METHOD FOR MANUFACTURING LIGHT-EMITTING DIODE INOUSSA, MOULOUCOULAY 1d overdue
18455975 LIGHT-EMITTING DEVICE AHMED, SHAHED 16d
17985607 LIGHT-EMITTING DEVICE CULLEN, PATRICK LAWRENCE 22d

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
19095109 LIGHT-EMITTING DIODE AND LIGHT-EMITTING DEVICE MAI, THIEN T 44d overdue
18491036 LIGHT-EMITTING DEVICE AND LIGHT-EMITTING APPARATUS LIU, BENJAMIN T 26d overdue
18505845 LIGHT-EMITTING DEVICE AND LIGHT-EMITTING APPARATUS LIU, BENJAMIN T 23d overdue
18488050 LIGHT EMITTING DIODE AND LIGHT EMITTING DEVICE MUNOZ, ANDRES F 15d
17985607 LIGHT-EMITTING DEVICE CULLEN, PATRICK LAWRENCE 22d

Top Art Units

Art UnitApps
2818 4
2893 3
2876 1
2813 1
2899 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19095109 LIGHT-EMITTING DIODE AND LIGHT-EMITTING DEVICE MAI, THIEN T 2876 §103 Non-Final OA 44d overdue Pending Mar 31, 2025
18531400 WAFER SINGULATING METHOD AND LED CHIP AND LIGHT EMITTING MODULE YECHURI, SITARAMARAO S 2893 §103 Non-Final OA 11d overdue Pending Dec 06, 2023
18505845 LIGHT-EMITTING DEVICE AND LIGHT-EMITTING APPARATUS LIU, BENJAMIN T 2893 §103 Non-Final OA 23d overdue Pending Nov 09, 2023
18494075 LIGHT-EMITTING DIODE, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND METHOD FOR MANUFACTURING LIGHT-EMITTING DIODE INOUSSA, MOULOUCOULAY 2818 §103 Non-Final OA 1d overdue Pending Oct 25, 2023
18491036 LIGHT-EMITTING DEVICE AND LIGHT-EMITTING APPARATUS LIU, BENJAMIN T 2893 §103 Non-Final OA 26d overdue Pending Oct 20, 2023
18491089 SEMICONDUCTOR LIGHT-EMITTING DEVICE KEAGY, ROSE ALYSSA 2818 §103 Non-Final OA 52d overdue Pending Oct 20, 2023
18488050 LIGHT EMITTING DIODE AND LIGHT EMITTING DEVICE MUNOZ, ANDRES F 2818 §103 Non-Final OA 15d Pending Oct 17, 2023
18455975 LIGHT-EMITTING DEVICE AHMED, SHAHED 2813 §103 Non-Final OA 16d Pending Aug 25, 2023
18346472 LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME TURNER, BRIAN 2818 §112 Non-Final OA 30d overdue Pending Jul 03, 2023
17985607 LIGHT-EMITTING DEVICE CULLEN, PATRICK LAWRENCE 2899 §103 Final Rejection 22d Pending Nov 11, 2022

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