Prosecution Insights
Last updated: October 25, 2026

PureCircle Limited

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

6 pending office actions • 4 art units • 5 examiners • 0 of 6 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

PureCircle Limited has 5 pending office actions in the Chemistry & Materials technology area. These matters are distributed across 4 distinct examiners and 4 distinct art units. The presence of 4 distinct art units for 5 actions suggests that the company's chemistry-related filings are being reviewed by several different specialized groups, which can lead to different examination experiences depending on the specific art unit's standards.

MORNHINWEG, JEFFREY P is the busiest examiner for the portfolio, overseeing 2 pending office actions. The remaining pending actions are handled by the other distinct examiners, as the portfolio involves 5 pending office actions and 4 distinct examiners. With 4 distinct examiners in total, the workload is relatively concentrated, as MORNHINWEG, JEFFREY P is responsible for a larger share of the pending actions than any other individual. Practitioners should be aware that this examiner's decisions will have a significant impact on the portfolio's current status.

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

Portfolio Summary

6
Total Pending OAs
2
Non-Final OAs
3
Final Rejections
1
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
0
Due in next 60 days
1
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.

4
Hard (67%)
2
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (17%)
Double-patenting + other1 (17%)
Multi-statute (no §101)4 (67%)

Industry Mix

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

6
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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MORNHINWEG, JEFFREY P 2 36.7% +32.2%
ZHENG, LI 1 83.5% +13.0%
TURNER, FELICIA C 1 26.2% +30.2%
BEKKER, KELLY JO 1 16.8% +35.1%
CHOWDHURY, IQBAL HOSSAIN 1 73.6% +57.6%

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
19187642 Stevia Cultivar '320032' With Super High Rebaudioside A Content ZHENG, LI —
16973283 HIGH-PURITY STEVIOL GLYCOSIDES MORNHINWEG, JEFFREY P —
15550075 REBAUDIOSIDE M BIOSYNTHETIC PRODUCTION AND RECOVERY METHODS TURNER, FELICIA C —
18294393 FLAVOR MODIFYING COMPOSITION BEKKER, KELLY JO —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
18413708 STEVIA EXTRACTS MORNHINWEG, JEFFREY P 71d
19187642 Stevia Cultivar '320032' With Super High Rebaudioside A Content ZHENG, LI —
16973283 HIGH-PURITY STEVIOL GLYCOSIDES MORNHINWEG, JEFFREY P —
15550075 REBAUDIOSIDE M BIOSYNTHETIC PRODUCTION AND RECOVERY METHODS TURNER, FELICIA C —
18294393 FLAVOR MODIFYING COMPOSITION BEKKER, KELLY JO —
18061861 HIGH-PURITY STEVIOL GLYCOSIDES CHOWDHURY, IQBAL HOSSAIN —

Top Art Units

Art UnitApps
1793 3
1662 1
1792 1
1656 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19187642 Stevia Cultivar '320032' With Super High Rebaudioside A Content ZHENG, LI 1662 §103§112Other Non-Final OA — Pending Apr 23, 2025
16973283 HIGH-PURITY STEVIOL GLYCOSIDES MORNHINWEG, JEFFREY P 1793 §102§103Other Final Rejection — Pending Dec 08, 2020
15550075 REBAUDIOSIDE M BIOSYNTHETIC PRODUCTION AND RECOVERY METHODS TURNER, FELICIA C 1793 §103§112 Final Rejection — Pending Aug 10, 2017
18294393 FLAVOR MODIFYING COMPOSITION BEKKER, KELLY JO 1792 §103§112 Non-Final OA — Pending Feb 01, 2024
18413708 STEVIA EXTRACTS MORNHINWEG, JEFFREY P 1793 §103Other Final Rejection 71d Pending Jan 16, 2024
18061861 HIGH-PURITY STEVIOL GLYCOSIDES CHOWDHURY, IQBAL HOSSAIN 1656 §102§103DP Non-Final OA — Pending Dec 05, 2022

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Frequently Asked Questions

How many pending USPTO office actions does PureCircle Limited have?

PureCircle Limited has 6 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most PureCircle Limited applications?

Jeffrey P Mornhinweg has the most, with 2 of PureCircle Limited's pending office actions.

What technology area are PureCircle Limited's patent applications in?

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

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