Prosecution Insights
Last updated: October 04, 2026

Chairman Defence Research & Development Organisation (Drdo)

Technology areas: Chemistry & Materials • Semiconductors, Circuits & Optics

2 pending office actions • 2 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Chairman Defence Research & Development Organisation (Drdo) has 2 pending office actions in the Chemistry & Materials technology area. These actions are distributed across 2 distinct art units. The prosecution involves 2 distinct examiners, meaning each action is being reviewed by a different person in a different unit. This separation across 2 distinct art units suggests that the 2 pending office actions relate to distinct technical projects.

FELTON, AILEEN BAKER is the busiest examiner, managing 1 pending office action. With 2 pending actions and 2 distinct examiners, the workload is split. The involvement of 2 distinct art units suggests that the 2 pending actions cover different technical sub-sectors within the Chemistry & Materials area. Practitioners must adapt to 2 different examiner styles and art unit environments to successfully advance these 2 pending office actions.

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

Portfolio Summary

2
Total Pending OAs
0
Non-Final OAs
2
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.

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

Rejection Statute Mix

BucketCases
§103 only1 (50%)
§112 only1 (50%)

Industry Mix

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

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
50% 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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FELTON, AILEEN BAKER 1 51.9% +16.5%
RAEVIS, ROBERT R 1 83.3% +15.3%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18713407 APPARATUS AND METHOD FOR PERMEATION TESTING OF MATERIALS AGAINST CHEMICALS RAEVIS, ROBERT R —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18863314 PROPELLANT COMPOSITION WITHOUT ACTIVATED COPPER CHROMITE HAVING A HIGH BURN RATE AND ITS USE THEREOF IN PYROGEN IGNITERS FOR LARGE ROCKET MOTORS FELTON, AILEEN BAKER 44d overdue
18713407 APPARATUS AND METHOD FOR PERMEATION TESTING OF MATERIALS AGAINST CHEMICALS RAEVIS, ROBERT R —

Top Art Units

Art UnitApps
1734 1
2855 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18863314 PROPELLANT COMPOSITION WITHOUT ACTIVATED COPPER CHROMITE HAVING A HIGH BURN RATE AND ITS USE THEREOF IN PYROGEN IGNITERS FOR LARGE ROCKET MOTORS FELTON, AILEEN BAKER 1734 §103 Final Rejection 44d overdue Pending Nov 05, 2024
18713407 APPARATUS AND METHOD FOR PERMEATION TESTING OF MATERIALS AGAINST CHEMICALS RAEVIS, ROBERT R 2855 §112 Final Rejection — Pending May 24, 2024

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