Prosecution Insights
Last updated: October 04, 2026

Asymchem Laboratories (Tianjin) Co., Ltd.

Technology area: Biotechnology & Pharmaceuticals

4 pending office actions • 2 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Asymchem Laboratories (Tianjin) Co., Ltd. is currently active in the Biotechnology & Pharmaceuticals technology area with 4 pending office actions. These actions are distributed among 4 distinct examiners, meaning that each pending matter is being reviewed by a different individual. This distribution requires the company to manage multiple simultaneous dialogues with the USPTO, each potentially having its own unique procedural or technical focus. A diversified approach is necessary to address the varying expectations of 4 different examiners.

The company's active filings are located within 2 distinct art units, indicating that their intellectual property covers different specialized areas within the broader biotechnology field. LOUNTOS, GEORGE THEMISTOCLIS is the busiest examiner for the portfolio, holding 1 busiest examiner pending action. The presence of 4 pending office actions across 2 distinct art units and 4 distinct examiners suggests a complex prosecution workload. Practitioners must coordinate their efforts to ensure that the technical arguments remain consistent across different examiners while also addressing the specific requirements of each specialized art unit.

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

Portfolio Summary

4
Total Pending OAs
2
Non-Final OAs
1
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
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 (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (25%)
§103 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

3
Life Sciences
75% 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
25% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LOUNTOS, GEORGE THEMISTOCLIS 1 57.1% +60.0%
RAGHU, GANAPATHIRAM 1 73.6% +26.4%
MEAH, MOHAMMAD Y 1 70.8% +42.7%
CHENG, KAREN 1 76.3% +26.7%

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18696632 TRANSAMINASE MUTANT AND APPLICATION THEREOF RAGHU, GANAPATHIRAM 42d
18707998 TRANSAMINASE MUTANT AND USE THEREOF LOUNTOS, GEORGE THEMISTOCLIS —
18562913 PREPARATION METHOD FOR POLYPEPTIDE MEAH, MOHAMMAD Y —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18696632 TRANSAMINASE MUTANT AND APPLICATION THEREOF RAGHU, GANAPATHIRAM 42d
18707998 TRANSAMINASE MUTANT AND USE THEREOF LOUNTOS, GEORGE THEMISTOCLIS —
18562913 PREPARATION METHOD FOR POLYPEPTIDE MEAH, MOHAMMAD Y —
17772660 Continuous synthesis method for ethoxymethylenemalononitrile CHENG, KAREN —

Top Art Units

Art UnitApps
1652 2
1623 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18707998 TRANSAMINASE MUTANT AND USE THEREOF LOUNTOS, GEORGE THEMISTOCLIS 1652 §102§103§112 Non-Final OA — Pending May 07, 2024
18696632 TRANSAMINASE MUTANT AND APPLICATION THEREOF RAGHU, GANAPATHIRAM 1652 §101§102§103§112 Final Rejection 42d Pending Mar 28, 2024
18562913 PREPARATION METHOD FOR POLYPEPTIDE MEAH, MOHAMMAD Y — §103§112 Non-Final OA — Pending Nov 21, 2023
17772660 Continuous synthesis method for ethoxymethylenemalononitrile CHENG, KAREN 1623 §103 Non-Final OA — Pending Apr 28, 2022

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