Prosecution Insights
Last updated: October 04, 2026

Prestone Products Corporation

Technology area: Chemistry & Materials

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

Prestone Products Corporation has 1 pending office action within the Chemistry & Materials technology area. This prosecution activity involves 1 distinct examiner and is located in 1 distinct art unit. This indicates that the company's current patenting efforts are focused on a specific chemical or material innovation. The presence of 1 distinct art unit means the company is not facing the challenge of navigating different procedural requirements across multiple units.

DIGGS, TANISHA is the busiest examiner for this portfolio, currently handling 1 pending office action. As the sole examiner engaged with the company's pending work, Diggs's individual approach to examination will be a factor in the prosecution's success. The fact that the 1 pending office action is assigned to 1 distinct examiner allows for a highly specialized prosecution strategy. This streamlined structure reduces the administrative complexity of the company's intellectual property efforts.

For practitioners, the 1 pending office action requires a targeted response that addresses the specific technical issues raised by the examiner. With 1 distinct examiner and 1 distinct art unit, the company can maintain a focused prosecution strategy. This allows for a deep dive into the specific requirements of the Chemistry & Materials field as they apply to this single pending application. Resolving the 1 pending office action efficiently will be the primary goal for this material science portfolio.

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

Portfolio Summary

1
Total Pending OAs
0
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.

0
Overdue
0
Due this week
1
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.

1
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)1 (100%)

Industry Mix

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

1
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% 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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DIGGS, TANISHA 1 55.1% +53.9%

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
18086092 Heat Transfer Fluids Containing Synergistic Blends of Corrosion Inhibitor Formulations DIGGS, TANISHA 28d

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
18086092 Heat Transfer Fluids Containing Synergistic Blends of Corrosion Inhibitor Formulations DIGGS, TANISHA 28d

Top Art Units

Art UnitApps
1761 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18086092 Heat Transfer Fluids Containing Synergistic Blends of Corrosion Inhibitor Formulations DIGGS, TANISHA 1761 §102§103§112 Final Rejection 28d Pending Dec 21, 2022

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