Prosecution Insights
Last updated: October 25, 2026

Axogen Corporation

Technology areas: Biotechnology & Pharmaceuticals • Medical Devices & Mechanical Engineering

11 pending office actions • 9 art units • 10 examiners • 0 of 11 (0%) have an AI response strategy ready • 9 patents granted in the last 365 days

Analysis

Axogen Corporation is currently managing 11 pending office actions within the Biotechnology & Pharmaceuticals technology area. These matters are distributed across 10 distinct examiners, which indicates a highly decentralized review process with a wide variety of individual perspectives. This distribution is further reflected at the organizational level, as the actions are spread across 9 distinct art units. This suggests that the company's biotechnology innovations are being evaluated by many different specialized groups within the patent office, requiring a versatile and broad-based prosecution strategy. Prosecution in this area often faces rigorous scrutiny regarding enablement and written description.

The busiest examiner, TYSON, MELANIE RUANO, is currently responsible for 2 pending office actions. While this is the highest concentration for any single individual, it still represents a small portion of the 11 pending office actions total. For the legal team, the challenge lies in maintaining consistency across 9 distinct art units while addressing the unique preferences of 10 distinct examiners. The fact that the busiest examiner handles only 2 pending office actions highlights the decentralized nature of the portfolio and the need for a coordinated approach to managing these active matters. This distribution ensures that the 11 pending office actions receive independent scrutiny.

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

Portfolio Summary

11
Total Pending OAs
9
Non-Final OAs
2
Final Rejections
0
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
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.

7
Hard (64%)
4
Medium (36%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (9%)
§102 only1 (9%)
Double-patenting + other2 (18%)
Multi-statute (no §101)7 (64%)

Industry Mix

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

6
Life Sciences
55% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
5
Mechanical / Eng
45% 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.

110 h
Manual time on pending OAs
22 h
Time saved (low, 20%)
38 h
Time saved (mid, 35%)
1.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
TYSON, MELANIE RUANO 2 68.2% +19.1%
LABRANCHE, BROOKE N 1 72.1% +17.0%
SCHUBERG, LAURA J 1 23.6% +37.0%
MARSH, OWEN LEWIS 1 66.7% +50.0%
FOX, ALLISON M 1 71.0% +35.7%
WAX, ROBERT A 1 25.7% +3.9%
DORNA, CARRIE R 1 72.3% +27.9%
WESTON, ALYSSA G 1 59.5% +49.0%
MARCSISIN, ELLEN JEAN 1 34.6% +49.4%
TICHY, JENNIFER M.H. 1 64.6% +34.4%

Hard Cases (9)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18145873 SYSTEMS AND METHODS FOR DETECTION OF LAMININ BETA-1 SUBUNIT WITHIN TISSUE MARCSISIN, ELLEN JEAN 30d
18650265 FASCICULATED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME SCHUBERG, LAURA J —
18413173 ELECTRICAL STIMULATION DEVICES AND RELATED CONTROLLERS AND METHODS MARSH, OWEN LEWIS —
18401111 NERVE GRAFTS AND METHODS OF PREPARATION THEREOF FOX, ALLISON M —
18542454 DRUG DELIVERY SYSTEM AND METHODS OF USING THE SAME WAX, ROBERT A —
18531802 ENGINEERED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME TYSON, MELANIE RUANO —
18347279 MULTI-LAYER AMNION PRODUCT, RELATED DEVICES, AND RELATED METHODS WESTON, ALYSSA G —
18051353 TISSUE WRAP DEVICE WITH ATTACHMENT FEATURES TYSON, MELANIE RUANO —

Interview Candidates (10)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18145873 SYSTEMS AND METHODS FOR DETECTION OF LAMININ BETA-1 SUBUNIT WITHIN TISSUE MARCSISIN, ELLEN JEAN 30d
19047021 BARBED DEVICES FOR SECURING TISSUE LABRANCHE, BROOKE N —
18650265 FASCICULATED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME SCHUBERG, LAURA J —
18413173 ELECTRICAL STIMULATION DEVICES AND RELATED CONTROLLERS AND METHODS MARSH, OWEN LEWIS —
18401111 NERVE GRAFTS AND METHODS OF PREPARATION THEREOF FOX, ALLISON M —
18531802 ENGINEERED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME TYSON, MELANIE RUANO —
18496100 CAPTURE TOOL DORNA, CARRIE R —
18347279 MULTI-LAYER AMNION PRODUCT, RELATED DEVICES, AND RELATED METHODS WESTON, ALYSSA G —

Top Art Units

Art UnitApps
1633 2
3774 2
3771 1
1631 1
3796 1
1615 1
3791 1
1677 1
1653 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19047021 BARBED DEVICES FOR SECURING TISSUE LABRANCHE, BROOKE N 3771 §102 Non-Final OA — Pending Feb 06, 2025
18650265 FASCICULATED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME SCHUBERG, LAURA J 1631 §102§103§112DP Non-Final OA — Pending Apr 30, 2024
18413173 ELECTRICAL STIMULATION DEVICES AND RELATED CONTROLLERS AND METHODS MARSH, OWEN LEWIS 3796 §103§112 Non-Final OA — Pending Jan 16, 2024
18401111 NERVE GRAFTS AND METHODS OF PREPARATION THEREOF FOX, ALLISON M 1633 §102§103§112 Non-Final OA — Pending Dec 29, 2023
18542454 DRUG DELIVERY SYSTEM AND METHODS OF USING THE SAME WAX, ROBERT A 1615 §103 Non-Final OA — Pending Dec 15, 2023
18531802 ENGINEERED NERVE GRAFTS, METHODS OF MAKING THE SAME, AND METHODS OF TREATMENT USING THE SAME TYSON, MELANIE RUANO 3774 §102§103 Non-Final OA — Pending Dec 07, 2023
18496100 CAPTURE TOOL DORNA, CARRIE R 3791 §102§103DP Non-Final OA — Pending Oct 27, 2023
18347279 MULTI-LAYER AMNION PRODUCT, RELATED DEVICES, AND RELATED METHODS WESTON, ALYSSA G 1633 §102§103 Final Rejection — Pending Jul 05, 2023
18145873 SYSTEMS AND METHODS FOR DETECTION OF LAMININ BETA-1 SUBUNIT WITHIN TISSUE MARCSISIN, ELLEN JEAN 1677 §103§112 Non-Final OA 30d Pending Dec 23, 2022
18051353 TISSUE WRAP DEVICE WITH ATTACHMENT FEATURES TYSON, MELANIE RUANO 3774 §103§112 Non-Final OA — Pending Oct 31, 2022
18049327 NERVE CULTURE SYSTEM TICHY, JENNIFER M.H. 1653 §102§103 Final Rejection — Pending Oct 25, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Axogen Corporation have?

Axogen Corporation has 11 pending office actions as of October 2026, spread across 9 art units and 10 examiners.

Which USPTO examiner handles the most Axogen Corporation applications?

Melanie Ruano Tyson has the most, with 2 of Axogen Corporation's pending office actions.

What technology area are Axogen Corporation's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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