Prosecution Insights
Last updated: October 25, 2026

Ross Lifescience Usa Inc.

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

2 pending office actions • 2 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready

Analysis

Ross Lifescience Usa Inc. has 2 pending office actions in Medical Devices & Mechanical Engineering. The matters involve 2 distinct examiners and 2 distinct art units.

DANDRIDGE, CHRISTOPHER R. is the busiest examiner, with 1 pending matter. The data indicates two separate examination settings and does not show a basis for examiner-level consolidation.

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

Portfolio Summary

2
Total Pending OAs
1
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)2 (100%)

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
0
Semiconductors
0% of docket
1
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.

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
DANDRIDGE, CHRISTOPHER R. 1 65.8% +35.6%
AFREMOVA, VERA 1 50.5% +29.4%

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
19066397 MIST EMITTING DEVICE DANDRIDGE, CHRISTOPHER R. —
18767286 SYNERGISTIC INSECTICIDE COMPOSITIONS AND FORMULATIONS THEREOF AFREMOVA, VERA —

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
19066397 MIST EMITTING DEVICE DANDRIDGE, CHRISTOPHER R. —
18767286 SYNERGISTIC INSECTICIDE COMPOSITIONS AND FORMULATIONS THEREOF AFREMOVA, VERA —

Top Art Units

Art UnitApps
3752 1
1653 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19066397 MIST EMITTING DEVICE DANDRIDGE, CHRISTOPHER R. 3752 §102§103 Non-Final OA — Pending Feb 28, 2025
18767286 SYNERGISTIC INSECTICIDE COMPOSITIONS AND FORMULATIONS THEREOF AFREMOVA, VERA 1653 §103§112 Final Rejection — Pending Jul 09, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Ross Lifescience Usa Inc. have?

Ross Lifescience Usa Inc. has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Ross Lifescience Usa Inc. applications?

Christopher R. Dandridge has the most, with 1 of Ross Lifescience Usa Inc.'s pending office actions.

What technology area are Ross Lifescience Usa Inc.'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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