Prosecution Insights
Last updated: October 25, 2026

Toto Ltd.

Technology areas: Chemistry & Materials • Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

28 pending office actions • 11 art units • 24 examiners • 1 of 28 (4%) have an AI response strategy ready • 44 patents granted in the last 365 days

Analysis

Toto Ltd. has 26 pending office actions in Medical Devices & Mechanical Engineering. The matters involve 22 distinct examiners across 11 distinct art units, showing broad examiner distribution with repeated activity across technical groupings. A centralized prosecution process can help maintain consistency while preserving matter-specific analysis.

LOEPPKE, JANIE MEREDITH is the busiest examiner, with 3 pending matters. Those matters warrant coordinated review, while the larger examiner and art-unit spread requires systematic tracking of response positions and deadlines.

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

Portfolio Summary

28
Total Pending OAs
14
Non-Final OAs
13
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
2
Due this month
0
Due in next 60 days
0
Due later

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.

12
Hard (43%)
16
Medium (57%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only10 (36%)
§102 only5 (18%)
Double-patenting + other1 (4%)
Multi-statute (no §101)12 (43%)

Industry Mix

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

9
Life Sciences
32% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
6
Semiconductors
21% of docket
12
Mechanical / Eng
43% of docket
1
Business / Other
4% 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.

280 h
Manual time on pending OAs
56 h
Time saved (low, 20%)
98 h
Time saved (mid, 35%)
2.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LOEPPKE, JANIE MEREDITH 3 55.4% +28.9%
AL-TAWEEL, MUAAMAR QAHTAN 2 78.6% +23.2%
KLOTZ, WILLIAM R 2 39.4% +54.9%
LUQUE, RENAN 1 78.3% +15.5%
GARDNER, NICOLE 1 69.4% +14.6%
SKUBINNA, CHRISTINE J 1 61.9% +20.0%
ROS, NICHOLAS A 1 52.5% +34.2%
CADUGAN, ERICA E 1 63.1% +50.5%
SREEVATSA, SREEYA 1 85.9% +4.4%
PATEL, DHARTI HARIDAS 1 87.3% +7.7%

Hard Cases (12)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18811142 WATER DISCHARGE DEVICE LOEPPKE, JANIE MEREDITH 14d
19091530 FLUSH TOILET APPARATUS LOEPPKE, JANIE MEREDITH —
19059675 FAUCET DEVICE GARDNER, NICOLE —
19060118 FLUSH WATER TANK DEVICE, AND FLUSH TOILET APPARATUS INCLUDING THE SAME SKUBINNA, CHRISTINE J —
19036793 FLUSH TOILET ROS, NICHOLAS A —
19035450 ELECTROSTATIC CHUCK CADUGAN, ERICA E —
19035492 ELECTROSTATIC CHUCK SREEVATSA, SREEYA —
19035506 ELECTROSTATIC CHUCK PATEL, DHARTI HARIDAS —

Interview Candidates (12)

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
18811142 WATER DISCHARGE DEVICE LOEPPKE, JANIE MEREDITH 14d
19091530 FLUSH TOILET APPARATUS LOEPPKE, JANIE MEREDITH —
19086629 FLUSH TOILET APPARATUS LOEPPKE, JANIE MEREDITH —
19077871 STRUCTURAL MEMBER LUQUE, RENAN —
19059675 FAUCET DEVICE GARDNER, NICOLE —
19060118 FLUSH WATER TANK DEVICE, AND FLUSH TOILET APPARATUS INCLUDING THE SAME SKUBINNA, CHRISTINE J —
19036793 FLUSH TOILET ROS, NICHOLAS A —
19035450 ELECTROSTATIC CHUCK CADUGAN, ERICA E —

Top Art Units

Art UnitApps
3754 9
2838 5
1731 3
1783 2
1787 2
2844 1
3753 1
3722 1
1785 1
1748 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19091530 FLUSH TOILET APPARATUS LOEPPKE, JANIE MEREDITH 3754 §102§103 Non-Final OA — Pending Mar 26, 2025
19086629 FLUSH TOILET APPARATUS LOEPPKE, JANIE MEREDITH 3754 §103 Non-Final OA — Pending Mar 21, 2025
19077871 STRUCTURAL MEMBER LUQUE, RENAN 2844 §103 Final Rejection — Pending Mar 12, 2025
19059675 FAUCET DEVICE GARDNER, NICOLE 3753 §102§103§112 Non-Final OA — Pending Feb 21, 2025
19060118 FLUSH WATER TANK DEVICE, AND FLUSH TOILET APPARATUS INCLUDING THE SAME SKUBINNA, CHRISTINE J 3754 §102§103§112 Final Rejection — Pending Feb 21, 2025
19036793 FLUSH TOILET ROS, NICHOLAS A 3754 §102§112 Non-Final OA — Pending Jan 24, 2025
19035450 ELECTROSTATIC CHUCK CADUGAN, ERICA E 3722 §102§112 Non-Final OA — Pending Jan 23, 2025
19035498 ELECTROSTATIC CHUCK AL-TAWEEL, MUAAMAR QAHTAN 2838 §102 Non-Final OA — Pending Jan 23, 2025
19035492 ELECTROSTATIC CHUCK SREEVATSA, SREEYA 2838 §102§103 Non-Final OA — Pending Jan 23, 2025
19035506 ELECTROSTATIC CHUCK PATEL, DHARTI HARIDAS 2838 §102§103Other Non-Final OA — Pending Jan 23, 2025
19033955 FLUSH TOILET APPARATUS BAKER, LORI LYNN 3754 §102 Non-Final OA — Pending Jan 22, 2025
19034362 ELECTROSTATIC CHUCK COMBER, KEVIN J 2838 §103 Final Rejection — Pending Jan 22, 2025
19012188 ELECTROSTATIC CHUCK AL-TAWEEL, MUAAMAR QAHTAN 2838 §103 Final Rejection — Pending Jan 07, 2025
18896477 ELECTROSTATIC CHUCK POLLEY, CHRISTOPHER M 1785 §103 Non-Final OA — Pending Sep 25, 2024
18891449 ELECTROSTATIC CHUCK JACKSON, STEPHEN W 1748 §103 Non-Final OA — Pending Sep 20, 2024
18823010 FLUSH TOILET CHEYNEY, CHARLES 3754 §102 Final Rejection — Pending Sep 03, 2024
18818222 STRUCTURAL MEMBER AND METHOD FOR PRODUCING THE SAME FIGG, TRAVIS M 1783 §102§103 Final Rejection — Pending Aug 28, 2024
18816038 STRUCTURAL MEMBER KHATRI, PRASHANT J 1783 §102§103 Final Rejection — Pending Aug 27, 2024
18814624 SENSOR DEVICE AND TOILET SYSTEM ZHANG, LEI 3798 §103 Non-Final OA 26d Pending Aug 26, 2024
18811142 WATER DISCHARGE DEVICE LOEPPKE, JANIE MEREDITH 3754 §102§103 Final Rejection 14d Pending Aug 21, 2024
18806228 STRUCTURAL MEMBER WEYDEMEYER, ALICIA JANE — §103 Final Rejection — Pending Aug 15, 2024
18806123 ELECTROSTATIC CHUCK NELSON, MICHAEL B 1787 §103 Final Rejection — Pending Aug 15, 2024
18730150 COMPOSITE STRUCTURE AND SEMICONDUCTOR MANUFACTURING APPARATUS INCLUDING COMPOSITE STRUCTURE BOLDEN, ELIZABETH A 1731 §102§103§112DP Non-Final OA — Pending Jul 18, 2024
18635344 ELECTROSTATIC CHUCK JACKSON, MONIQUE R 1787 §102§103 Final Rejection — AI Ready Apr 15, 2024
18590991 URINAL KLOTZ, WILLIAM R 3754 §103 Non-Final OA — Pending Feb 29, 2024
18282839 COMPOSITE STRUCTURE AND SEMICONDUCTOR MANUFACTURING DEVICE PROVIDED WITH THE COMPOSITE STRUCTURE WIESE, NOAH S 1731 §102 Final Rejection — Pending Sep 19, 2023
18174369 FLUSH TOILET KLOTZ, WILLIAM R 3754 §102 Final Rejection — Pending Feb 24, 2023
17828217 SANITARY WARE ABU ALI, SHUANGYI 1731 §102§103 Non-Final OA — Pending May 31, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Toto Ltd. have?

Toto Ltd. has 28 pending office actions as of October 2026, spread across 11 art units and 24 examiners.

Which USPTO examiner handles the most Toto Ltd. applications?

Janie Meredith Loeppke has the most, with 3 of Toto Ltd.'s pending office actions.

What technology area are Toto Ltd.'s patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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