Prosecution Insights
Last updated: October 04, 2026

Sydnexis, Inc.

Technology area: Biotechnology & Pharmaceuticals

6 pending office actions • 3 art units • 3 examiners • 0 of 6 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Sydnexis, Inc. currently has 6 pending office actions within the Biotechnology & Pharmaceuticals technology area. The prosecution of these applications is distributed across 3 distinct examiners and 3 distinct art units. This distribution suggests that the company's pending matters are subject to the varying standards and examination styles of multiple administrative units within the patent office.

Examiner LEE, WILLIAM Y is the busiest examiner for the portfolio, overseeing 4 pending office actions. This concentration means that while there are 3 distinct examiners involved, a high volume of the 6 pending office actions is being reviewed by a single individual. This makes the relationship with this specific examiner critical to the portfolio's overall success. While the remaining actions are handled by other distinct examiners, the reliance on this examiner within the 3 distinct art units highlights a focal point in the company's current prosecution landscape.

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

Portfolio Summary

6
Total Pending OAs
1
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
0
Due this month
1
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 60 days (1)

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.

1
Hard (17%)
5
Medium (83%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (67%)
Double-patenting + other1 (17%)
Multi-statute (no §101)1 (17%)

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
1
Mechanical / Eng
17% 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
LEE, WILLIAM Y 4 47.9% +34.1%
KALIHER, HANS CHRISTIAN 1 62.9% +27.3%
TRAN, ERIC 1 70.8% +23.3%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18763381 OPHTHALMIC COMPOSITION AND DELIVERY DEVICE THEREOF KALIHER, HANS CHRISTIAN —

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
18784718 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 10d overdue
17721831 OPHTHALMIC COMPOSITION TRAN, ERIC 8d overdue
17894884 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 55d
18763381 OPHTHALMIC COMPOSITION AND DELIVERY DEVICE THEREOF KALIHER, HANS CHRISTIAN —
17894882 OPHTHALMIC COMPOSITION LEE, WILLIAM Y —
17894885 OPHTHALMIC COMPOSITION LEE, WILLIAM Y —

Top Art Units

Art UnitApps
1623 4
3781 1
1629 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18784718 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 1623 §103 Final Rejection 10d overdue Pending Jul 25, 2024
18763381 OPHTHALMIC COMPOSITION AND DELIVERY DEVICE THEREOF KALIHER, HANS CHRISTIAN 3781 §103§112 Final Rejection — Pending Jul 03, 2024
17894882 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 1623 §103Other Final Rejection — Pending Aug 24, 2022
17894885 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 1623 §103DP Final Rejection — Pending Aug 24, 2022
17894884 OPHTHALMIC COMPOSITION LEE, WILLIAM Y 1623 §103Other Final Rejection 55d Pending Aug 24, 2022
17721831 OPHTHALMIC COMPOSITION TRAN, ERIC 1629 §103 Non-Final OA 8d overdue Pending Apr 15, 2022

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