Prosecution Insights
Last updated: October 04, 2026

Perimeter Solutions LP

Technology area: Chemistry & Materials

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

Perimeter Solutions LP is currently managing 2 pending office actions within the Chemistry & Materials technology area. These actions are assigned to 2 distinct examiners but are both contained within 1 distinct art unit, indicating that the 2 pending actions are both located within 1 distinct art unit. This arrangement allows for a unified technical approach within the art unit while requiring the practitioner to adapt to the specific feedback of 2 different examiners.

The busiest examiner, TOOMER, CEPHIA D, is handling 1 pending office action. With 2 pending actions and 2 distinct examiners, the workload is divided so that each examiner is responsible for 1 pending action within the single art unit identified for the company. This distribution of 1 action per examiner across the portfolio's current activity provides a balanced prosecution environment within the Chemistry & Materials sector.

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

Portfolio Summary

2
Total Pending OAs
2
Non-Final OAs
0
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
0
Mechanical / Eng
0% of docket
1
Business / Other
50% 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
TOOMER, CEPHIA D 1 74.4% +2.5%
DIGGS, TANISHA 1 55.1% +53.9%

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
18836425 FIRE-RETARDANT COMPOSITIONS AND OTHER COMPOSITIONS CONTAINING ONE OR MORE BIOPOLYMERS AND COLLOIDAL SILICA TOOMER, CEPHIA D —
18130482 FLUORINE-FREE FIREFIGHTING FOAMS FOR USE IN SPRINKLERS DIGGS, TANISHA —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18130482 FLUORINE-FREE FIREFIGHTING FOAMS FOR USE IN SPRINKLERS DIGGS, TANISHA —

Top Art Units

Art UnitApps
1761 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18836425 FIRE-RETARDANT COMPOSITIONS AND OTHER COMPOSITIONS CONTAINING ONE OR MORE BIOPOLYMERS AND COLLOIDAL SILICA TOOMER, CEPHIA D — §102§103 Non-Final OA — Pending Aug 07, 2024
18130482 FLUORINE-FREE FIREFIGHTING FOAMS FOR USE IN SPRINKLERS DIGGS, TANISHA 1761 §102§103§112 Non-Final OA — Pending Apr 04, 2023

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