Prosecution Insights
Last updated: October 25, 2026

Caladan Bio Inc.

Technology area: Medical Devices & Mechanical Engineering

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

Caladan Bio Inc. has 1 pending office action within the Medical Devices & Mechanical Engineering technology area. This action is assigned to 1 distinct examiner and 1 distinct art unit. MATTHIAS, JONATHAN R is the busiest examiner, currently overseeing 1 pending office action. The portfolio's active prosecution is limited to this 1 action, indicating a highly focused technical review. This single matter in 1 art unit constitutes the company's entire current engagement with the patent office, reflecting a targeted strategy in the medical devices sector.

The concentration of the company's current prosecution under 1 distinct examiner allows for a direct and singular focus. MATTHIAS, JONATHAN R is the only individual at the patent office currently reviewing the company's pending work. This 1 pending office action is being evaluated within 1 distinct art unit, meaning the company must meet the specific technical requirements of that specialized group. Because there is only 1 action, the company's immediate patenting success depends on the outcome of this single review. This focused activity defines the present state of the company's interaction with the patent office.

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

Portfolio Summary

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

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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)1 (100%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
100% 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.

10 h
Manual time on pending OAs
2 h
Time saved (low, 20%)
4 h
Time saved (mid, 35%)
0.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MATTHIAS, JONATHAN R 1 78.2% +21.0%

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
18913017 MULTI-CHANNEL PERISTALTIC PUMP MATTHIAS, JONATHAN R —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18913017 MULTI-CHANNEL PERISTALTIC PUMP MATTHIAS, JONATHAN R —

Top Art Units

Art UnitApps
3700 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18913017 MULTI-CHANNEL PERISTALTIC PUMP MATTHIAS, JONATHAN R 3700 §102§103 Final Rejection — Pending Oct 11, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Caladan Bio Inc. have?

Caladan Bio Inc. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Caladan Bio Inc. applications?

Jonathan R Matthias has the most, with 1 of Caladan Bio Inc.'s pending office actions.

What technology area are Caladan Bio Inc.'s patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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