Prosecution Insights
Last updated: August 16, 2026

Sinopec Dalian Research Institute Of Petroleum And Petrochemicals Co. Ltd.

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 8 patents granted in the last 365 days

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
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.

2
Hard (50%)
1
Medium (25%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
§112 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

3
Life Sciences
75% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
25% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, TAM M 1 77.2% +11.5%
MCCRACKEN, DANIEL 1 71.8% +16.5%
LEAVITT, MORDECAI MIZANI 1 100.0% +0.0%
KUYKENDALL, ALYSSA LEE 1 14.3% +94.7%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18260640 ZSM-23 ZEOLITE AND PREPARATION PROCESS AND USE THEREOF LEAVITT, MORDECAI MIZANI 8d overdue
18260362 PETROLEUM COKE TREATMENT APPARATUS, PROCESS, AND TREATMENT SYSTEM KUYKENDALL, ALYSSA LEE

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18704623 GRADING SYSTEM OF HYDROGENATION CATALYST AND APPLICATION THEREOF AND GRADING METHOD OF HYDROGENATION CATALYST NGUYEN, TAM M
18699777 WORKING SOLUTION FOR PRODUCING HYDROGEN PEROXIDE THROUGH ANTHRAQUINONE PROCESS AND SOLVENT SYSTEM THEREOF MCCRACKEN, DANIEL
18260362 PETROLEUM COKE TREATMENT APPARATUS, PROCESS, AND TREATMENT SYSTEM KUYKENDALL, ALYSSA LEE

Top Art Units

Art UnitApps
1771 1
1742 1
1774 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18704623 GRADING SYSTEM OF HYDROGENATION CATALYST AND APPLICATION THEREOF AND GRADING METHOD OF HYDROGENATION CATALYST NGUYEN, TAM M 1771 §103 Non-Final OA Pending Apr 25, 2024
18699777 WORKING SOLUTION FOR PRODUCING HYDROGEN PEROXIDE THROUGH ANTHRAQUINONE PROCESS AND SOLVENT SYSTEM THEREOF MCCRACKEN, DANIEL §112 Non-Final OA Pending Apr 09, 2024
18260640 ZSM-23 ZEOLITE AND PREPARATION PROCESS AND USE THEREOF LEAVITT, MORDECAI MIZANI 1742 §103§112 Final Rejection 8d overdue Pending Jul 07, 2023
18260362 PETROLEUM COKE TREATMENT APPARATUS, PROCESS, AND TREATMENT SYSTEM KUYKENDALL, ALYSSA LEE 1774 §103§112 Non-Final OA Pending Jul 05, 2023

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