Prosecution Insights
Last updated: May 29, 2026

Sumitomo Riko Company Limited

12 pending office actions • 7 art units • 11 examiners • 0 of 12 (0%) have an AI response strategy ready • 35 patents granted in the last 365 days

Portfolio Summary

12
Total Pending OAs
9
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 12 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
1
Due this week
3
Due this month
2
Due in next 60 days
1
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. 12 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 7 days (1)Due ≤ 30 days (3)Due ≤ 60 days (2)Due later (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.

1
Hard (8%)
9
Medium (75%)
2
Easy (17%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (8%)
§103 only8 (67%)
§102 only1 (8%)
§112 only2 (17%)

Industry Mix

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

5
Life Sciences
42% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
8% of docket
6
Mechanical / Eng
50% 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.

120 h
Manual time on pending OAs
24 h
Time saved (low, 20%)
42 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KOLB, KATARZYNA I 2 44.1% +17.3%
PRETLOW, DEMETRIUS R 1 86.6% +7.9%
ROGERS, ADAM D 1 82.1% +22.8%
KECK, DANIEL M 1 81.1% +17.3%
IRVIN, THOMAS W 1 77.0% +15.0%
SAHNI, VISHAL R 1 75.5% +19.2%
RASHID, MAHBUBUR 1 67.2% +20.8%
BURCH, MELODY M 1 64.1% +26.0%
LEE, DANIEL H. 1 70.5% +25.6%
STEADMAN, DAVID J 1 57.7% +29.4%

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
18588825 Bearing KECK, DANIEL M 1d overdue
18796305 CONTACT DETECTING APPARATUS PRETLOW, DEMETRIUS R 60d
18608920 SURFACE MATERIAL, SHAFT MEMBER UNIT, AND METHOD FOR WRAPPING SURFACE MATERIAL ROGERS, ADAM D 71d

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
17968818 PROTEIN COMPOSITION WITH ISOPRENE POLYMERIZATION ACTIVITY AND APPLICATION THEREOF STEADMAN, DAVID J 8d

Interview Candidates (10)

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
17939923 METHOD FOR KNEADING RUBBER KOLB, KATARZYNA I 124d overdue
17987865 FLAME-RETARDANT RUBBER COMPOSITION AND OUTER DIAPHRAGM FOR RAIL VEHICLES KOLB, KATARZYNA I 119d overdue
18334338 MULTILAYER BODY LEE, DANIEL H. 51d overdue
18489832 VIBRATION DAMPING DEVICE RASHID, MAHBUBUR 9d overdue
18588825 Bearing KECK, DANIEL M 1d overdue
18507079 LIQUID-FILLED TUBULAR VIBRATION DAMPING DEVICE IRVIN, THOMAS W 6d
17968818 PROTEIN COMPOSITION WITH ISOPRENE POLYMERIZATION ACTIVITY AND APPLICATION THEREOF STEADMAN, DAVID J 8d
18355388 VIBRATION ISOLATING AND DAMPING MEMBER AND MANUFACTURING METHOD THEREOF BURCH, MELODY M 29d

Top Art Units

Art UnitApps
3616 4
1767 3
2858 1
3617 1
3614 1
1746 1
1656 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18796305 CONTACT DETECTING APPARATUS PRETLOW, DEMETRIUS R 2858 §112 Non-Final OA 60d Pending Aug 07, 2024
18608920 SURFACE MATERIAL, SHAFT MEMBER UNIT, AND METHOD FOR WRAPPING SURFACE MATERIAL ROGERS, ADAM D 3617 §112 Final Rejection 71d Pending Mar 18, 2024
18588825 Bearing KECK, DANIEL M 3614 §103 Non-Final OA 1d overdue Pending Feb 27, 2024
18507079 LIQUID-FILLED TUBULAR VIBRATION DAMPING DEVICE IRVIN, THOMAS W 3616 §103 Non-Final OA 6d Pending Nov 12, 2023
18494500 Assembly Arrangement SAHNI, VISHAL R 3616 §102 Non-Final OA 34d Pending Oct 25, 2023
18489832 VIBRATION DAMPING DEVICE RASHID, MAHBUBUR 3616 §103 Non-Final OA 9d overdue Pending Oct 18, 2023
18355388 VIBRATION ISOLATING AND DAMPING MEMBER AND MANUFACTURING METHOD THEREOF BURCH, MELODY M 3616 §103 Non-Final OA 29d Pending Jul 19, 2023
18334338 MULTILAYER BODY LEE, DANIEL H. 1746 §103 Non-Final OA 51d overdue Pending Jun 13, 2023
17987865 FLAME-RETARDANT RUBBER COMPOSITION AND OUTER DIAPHRAGM FOR RAIL VEHICLES KOLB, KATARZYNA I 1767 §103 Final Rejection 119d overdue Pending Nov 16, 2022
17968818 PROTEIN COMPOSITION WITH ISOPRENE POLYMERIZATION ACTIVITY AND APPLICATION THEREOF STEADMAN, DAVID J 1656 §101 Final Rejection 8d Pending Oct 19, 2022
17939923 METHOD FOR KNEADING RUBBER KOLB, KATARZYNA I 1767 §103 Non-Final OA 124d overdue Pending Sep 07, 2022
17570327 FLAME-RETARDANT VIBRATION ISOLATION RUBBER COMPOSITION AND FLAME-RETARDANT VIBRATION ISOLATION RUBBER MEMBER DAVIDSON IV, CULLEN LEE GARRETT 1767 §103 Non-Final OA 19d Pending Jan 06, 2022

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