Prosecution Insights
Last updated: October 02, 2026

Impossible Foods Inc.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

7 pending office actions • 5 art units • 6 examiners • 0 of 7 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Impossible Foods Inc. has 7 pending office actions in the Chemistry & Materials technology area. These 7 pending office actions are spread across 5 distinct art units, showing a significant level of technical specialization for a relatively small number of cases. The portfolio involves 6 distinct examiners, meaning that almost every action is being handled by a different person, which provides a variety of perspectives on the company's innovations.

GWARTNEY, ELIZABETH A is the busiest examiner, with 2 pending office actions. The involvement of 6 distinct examiners across 5 distinct art units suggests that the company frequently encounters new examiners even within its primary technology area. This requires a flexible prosecution strategy to address the 7 pending office actions currently active. Practitioners should monitor the 5 distinct art units to identify any common examination trends that could be leveraged across the 6 distinct examiners involved.

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

Portfolio Summary

7
Total Pending OAs
4
Non-Final OAs
3
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
0
Due this month
1
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.

3
Hard (43%)
4
Medium (57%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (57%)
Multi-statute (no §101)3 (43%)

Industry Mix

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

6
Life Sciences
86% 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
14% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
GWARTNEY, ELIZABETH A 2 36.0% +34.8%
TAYLOR, AUSTIN PARKER 1 42.9% +27.5%
BOWERS, ERIN M 1 54.7% +10.6%
DACE DENITO, ALEXANDRA GERALDINE 1 56.3% +40.2%
SHELLHAMMER, JAMES PAUL 1 10.0% +18.8%
ZILBERING, ASSAF 1 35.2% +27.8%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18989155 NON-ANIMAL-BASED WHOLE-CUT FOOD PRODUCTS TAYLOR, AUSTIN PARKER —
18672962 METHODS AND COMPOSITIONS FOR AFFECTING THE FLAVOR AND AROMA PROFILE OF CONSUMABLES GWARTNEY, ELIZABETH A —
18672903 METHODS AND COMPOSITIONS FOR CONSUMABLES GWARTNEY, ELIZABETH A —
17905082 MATERIALS AND METHODS FOR PROTEIN PRODUCTION SHELLHAMMER, JAMES PAUL —

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
17108102 METHODS AND COMPOSITIONS FOR CONSUMABLES ZILBERING, ASSAF 39d
18989155 NON-ANIMAL-BASED WHOLE-CUT FOOD PRODUCTS TAYLOR, AUSTIN PARKER —
18672962 METHODS AND COMPOSITIONS FOR AFFECTING THE FLAVOR AND AROMA PROFILE OF CONSUMABLES GWARTNEY, ELIZABETH A —
18672903 METHODS AND COMPOSITIONS FOR CONSUMABLES GWARTNEY, ELIZABETH A —
18307144 SECRETION OF HEME-CONTAINING POLYPEPTIDES BOWERS, ERIN M —
17942951 GROUND MEAT REPLICAS DACE DENITO, ALEXANDRA GERALDINE —
17905082 MATERIALS AND METHODS FOR PROTEIN PRODUCTION SHELLHAMMER, JAMES PAUL —

Top Art Units

Art UnitApps
1759 2
1653 1
1636 1
1793 1
1792 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18989155 NON-ANIMAL-BASED WHOLE-CUT FOOD PRODUCTS TAYLOR, AUSTIN PARKER — §103§112 Non-Final OA — Pending Dec 20, 2024
18672962 METHODS AND COMPOSITIONS FOR AFFECTING THE FLAVOR AND AROMA PROFILE OF CONSUMABLES GWARTNEY, ELIZABETH A 1759 §103§112 Non-Final OA — Pending May 23, 2024
18672903 METHODS AND COMPOSITIONS FOR CONSUMABLES GWARTNEY, ELIZABETH A 1759 §103§112 Non-Final OA — Pending May 23, 2024
18307144 SECRETION OF HEME-CONTAINING POLYPEPTIDES BOWERS, ERIN M 1653 §103 Final Rejection — Pending Apr 26, 2023
17942951 GROUND MEAT REPLICAS DACE DENITO, ALEXANDRA GERALDINE 1636 §103 Non-Final OA — Pending Sep 12, 2022
17905082 MATERIALS AND METHODS FOR PROTEIN PRODUCTION SHELLHAMMER, JAMES PAUL 1793 §103 Final Rejection — Pending Aug 26, 2022
17108102 METHODS AND COMPOSITIONS FOR CONSUMABLES ZILBERING, ASSAF 1792 §103 Final Rejection 39d Pending Dec 01, 2020

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