Prosecution Insights
Last updated: October 25, 2026

Perfect Day Inc.

Technology area: Chemistry & Materials

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

Analysis

Perfect Day Inc. currently manages 2 pending office actions within the Chemistry & Materials technology area. These matters are assigned to 2 distinct examiners, ensuring that each application receives an independent review. The portfolio is also distributed across 2 distinct art units, which indicates that the company's technical filings fall into two separate specialized groups at the patent office.

The busiest examiner for the portfolio is LIU, DEBORAH YANG-HAO, who is currently managing 1 pending office action. This means that the 2 pending office actions are split evenly between the 2 distinct examiners. For the practitioner, this distribution requires navigating the specific requirements of two different art units and two separate examiner preferences. The lack of concentration in a single department or under a single official suggests that the 2 pending office actions involve distinct innovations. Successfully prosecuting these 2 pending office actions will require a tailored approach for each matter to address the unique feedback from the 2 distinct examiners. The involvement of 2 distinct art units further confirms that the active matters face different departmental standards.

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.

2
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.

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
LIU, DEBORAH YANG-HAO 1 8.9% +12.3%
MORENO, LARK JULIA 1 0.0% +0.0%

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
18863607 METHOD FOR PRODUCING FOOD PRODUCTS COMPRISING SULFUR-COMPRISING PROTEIN LIU, DEBORAH YANG-HAO —
18456236 FOOD PRODUCTS COMPRISING MILK PROTEINS AND NON-ANIMAL PROTEINS, AND METHODS OF PRODUCING THE SAME MORENO, LARK JULIA —

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
18863607 METHOD FOR PRODUCING FOOD PRODUCTS COMPRISING SULFUR-COMPRISING PROTEIN LIU, DEBORAH YANG-HAO —

Top Art Units

Art UnitApps
1791 1
1793 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18863607 METHOD FOR PRODUCING FOOD PRODUCTS COMPRISING SULFUR-COMPRISING PROTEIN LIU, DEBORAH YANG-HAO 1791 §102§103§112 Non-Final OA — Pending Nov 06, 2024
18456236 FOOD PRODUCTS COMPRISING MILK PROTEINS AND NON-ANIMAL PROTEINS, AND METHODS OF PRODUCING THE SAME MORENO, LARK JULIA 1793 §102§103 Final Rejection — Pending Aug 25, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Perfect Day Inc. have?

Perfect Day Inc. has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Perfect Day Inc. applications?

Deborah Yang-Hao Liu has the most, with 1 of Perfect Day Inc.'s pending office actions.

What technology area are Perfect Day Inc.'s patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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