Prosecution Insights
Last updated: May 29, 2026

Sumitomo Osaka Cement Co. Ltd.

8 pending office actions • 5 art units • 8 examiners • 0 of 8 (0%) have an AI response strategy ready • 26 patents granted in the last 365 days

Portfolio Summary

8
Total Pending OAs
5
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
0
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. 7 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)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.

0
Hard (0%)
6
Medium (75%)
0
Easy (0%)
2
Unknown (25%)

Rejection Statute Mix

BucketCases
§103 only5 (62%)
§102 only1 (12%)
No statute on record2 (25%)

Industry Mix

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

3
Life Sciences
38% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
5
Semiconductors
62% 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.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
RAHLL, JERRY T 1 89.6% +8.4%
TAVLYKAEV, ROBERT FUATOVICH 1 60.3% +11.9%
CAPUTO, LISA M 1 16.7% +0.0%
GREEN, TAJANAE NICOLE 1 100.0% +0.0%
SMITH, CHAD 1 79.0% +20.1%
PEEBLES, KATHERINE 1 36.3% +49.7%
ALAM, AYAAN A 1 36.6% +35.8%
ILLING, CAITLIN NORINE 1 48.6% +43.6%

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
18291679 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME RAHLL, JERRY T 30d overdue
18508170 OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, AND OPTICAL TRANSMISSION DEVICE GREEN, TAJANAE NICOLE 41d

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18572094 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME CAPUTO, LISA M 59d overdue

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
18390725 Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using Same TAVLYKAEV, ROBERT FUATOVICH 46d overdue
17913422 SURFACE-TREATED METAL OXIDE PARTICLES, DISPERSION LIQUID, COSMETIC AND METHOD FOR PRODUCING SURFACE-TREATED METAL OXIDE PARTICLES ALAM, AYAAN A 23d overdue
18281107 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS WHICH USE SAME SMITH, CHAD 8d overdue
17910829 DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, ILLUMINATION TOOL, DISPLAY DEVICE, AND METHOD FOR PRODUCING DISPERSION LIQUID ILLING, CAITLIN NORINE 3d overdue
18278176 SURFACE-MODIFIED ZINC OXIDE PARTICLES, DISPERSION LIQUID, COSMETIC PREPARATION, AND METHOD FOR PRODUCING SURFACE-MODIFIED ZINC OXIDE PARTICLES PEEBLES, KATHERINE

Top Art Units

Art UnitApps
2874 4
2896 1
1617 1
1611 1
1767 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18291679 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME RAHLL, JERRY T 2874 §103 Non-Final OA 30d overdue Pending Jan 24, 2024
18390725 Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using Same TAVLYKAEV, ROBERT FUATOVICH 2896 §103 Non-Final OA 46d overdue Pending Dec 20, 2023
18572094 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND OPTICAL MODULATION DEVICE USING SAME CAPUTO, LISA M 2874 §103 Non-Final OA 59d overdue Pending Dec 19, 2023
18508170 OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, AND OPTICAL TRANSMISSION DEVICE GREEN, TAJANAE NICOLE 2874 §103 Non-Final OA 41d Pending Nov 13, 2023
18281107 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS WHICH USE SAME SMITH, CHAD 2874 §103 Non-Final OA 8d overdue Pending Sep 08, 2023
18278176 SURFACE-MODIFIED ZINC OXIDE PARTICLES, DISPERSION LIQUID, COSMETIC PREPARATION, AND METHOD FOR PRODUCING SURFACE-MODIFIED ZINC OXIDE PARTICLES PEEBLES, KATHERINE 1617 Other Final Rejection Pending Aug 21, 2023
17913422 SURFACE-TREATED METAL OXIDE PARTICLES, DISPERSION LIQUID, COSMETIC AND METHOD FOR PRODUCING SURFACE-TREATED METAL OXIDE PARTICLES ALAM, AYAAN A 1611 Other Final Rejection 23d overdue Pending Sep 21, 2022
17910829 DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, ILLUMINATION TOOL, DISPLAY DEVICE, AND METHOD FOR PRODUCING DISPERSION LIQUID ILLING, CAITLIN NORINE 1767 §102 Final Rejection 3d overdue Pending Sep 11, 2022

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