Prosecution Insights
Last updated: October 04, 2026

Yichang Humanwell Pharmaceutical Co. Ltd.

Technology area: Biotechnology & Pharmaceuticals

6 pending office actions • 5 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready

Analysis

Yichang Humanwell Pharmaceutical Co. Ltd. has 6 pending office actions in the Biotechnology & Pharmaceuticals technology area. These actions are distributed among 6 distinct examiners and 5 distinct art units. This distribution shows that the company's current patent applications are being reviewed by a range of individuals across several different technical groups.

JEFFREY T PALENIK is the busiest examiner, with 1 pending office action. With 6 pending office actions and 6 distinct examiners, the workload is spread such that each examiner is responsible for exactly one case. This lack of concentration means that no single examiner's habits will dominate the company's prosecution experience. The 5 distinct art units involved suggest that the 6 pending office actions cover a spectrum of pharmaceutical or biotechnological topics.

Practitioners should note that the 6 distinct examiners are operating in 5 distinct art units, meaning there is very little overlap in supervision for these cases. The busiest examiner, JEFFREY T PALENIK, manages 1 pending office action, which is consistent with the other examiners. This decentralized approach requires managing different examiner relationships across the 5 distinct art units to successfully prosecute the 6 pending office actions.

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

Portfolio Summary

6
Total Pending OAs
4
Non-Final OAs
1
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
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.

3
Hard (50%)
1
Medium (17%)
2
Easy (33%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (17%)
§112 only2 (33%)
Multi-statute (no §101)3 (50%)

Industry Mix

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

5
Life Sciences
83% 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
17% 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
PALENIK, JEFFREY T 1 53.6% +27.2%
JOHNSON, CHRISTOPHER LINDSAY 1 46.9% +81.0%
ROZOF, TIMOTHY R 1 72.7% +23.6%
KETCHAM, KAREN A 1 20.0% +38.8%
AULAKH, CHARANJIT 1 80.6% -14.5%
ROSSI, JULIA ANNE LORRAIN 1 45.7% +61.3%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18387694 SOMATOSTATIN RECEPTOR SUBTYPE 4 (SSTR4) AGONISTS AND THEIR APPLICATIONS AULAKH, CHARANJIT 22d

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
18293750 DEXMEDETOMIDINE TRANSDERMAL COMPOSITION, TRANSDERMAL PATCH AND PREPARATION METHOD THEREFOR AND USE THEREOF KETCHAM, KAREN A 4d overdue
18859689 R-KETAMINE LIQUID PREPARATION AND USE THEREOF PALENIK, JEFFREY T —
18605398 SIGMA-1 RECEPTOR ANTAGONISTS AND THEIR APPLICATIONS ROZOF, TIMOTHY R —
17404358 LONG ACTING IN-SITU FORMING/GELLING COMPOSITIONS ROSSI, JULIA ANNE LORRAIN —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18293750 DEXMEDETOMIDINE TRANSDERMAL COMPOSITION, TRANSDERMAL PATCH AND PREPARATION METHOD THEREFOR AND USE THEREOF KETCHAM, KAREN A 4d overdue
18859689 R-KETAMINE LIQUID PREPARATION AND USE THEREOF PALENIK, JEFFREY T —
18633016 MONOACYLGLYCEROL LIPASE (MAGL) INHIBITORS FOR THE TREATMENT OF PAIN AND RELATED MEDICAL DISORDERS JOHNSON, CHRISTOPHER LINDSAY —
18605398 SIGMA-1 RECEPTOR ANTAGONISTS AND THEIR APPLICATIONS ROZOF, TIMOTHY R —
17404358 LONG ACTING IN-SITU FORMING/GELLING COMPOSITIONS ROSSI, JULIA ANNE LORRAIN —

Top Art Units

Art UnitApps
1691 1
1625 1
1614 1
1621 1
1615 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18859689 R-KETAMINE LIQUID PREPARATION AND USE THEREOF PALENIK, JEFFREY T — §103§112 Non-Final OA — Pending Oct 24, 2024
18633016 MONOACYLGLYCEROL LIPASE (MAGL) INHIBITORS FOR THE TREATMENT OF PAIN AND RELATED MEDICAL DISORDERS JOHNSON, CHRISTOPHER LINDSAY 1691 §112 Non-Final OA — Pending Apr 11, 2024
18605398 SIGMA-1 RECEPTOR ANTAGONISTS AND THEIR APPLICATIONS ROZOF, TIMOTHY R 1625 §102§112 Non-Final OA — Pending Mar 14, 2024
18293750 DEXMEDETOMIDINE TRANSDERMAL COMPOSITION, TRANSDERMAL PATCH AND PREPARATION METHOD THEREFOR AND USE THEREOF KETCHAM, KAREN A 1614 §103 Final Rejection 4d overdue Pending Jan 30, 2024
18387694 SOMATOSTATIN RECEPTOR SUBTYPE 4 (SSTR4) AGONISTS AND THEIR APPLICATIONS AULAKH, CHARANJIT 1621 §112 Non-Final OA 22d Pending Nov 07, 2023
17404358 LONG ACTING IN-SITU FORMING/GELLING COMPOSITIONS ROSSI, JULIA ANNE LORRAIN 1615 §103§112 Non-Final OA — Pending Aug 17, 2021

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