Prosecution Insights
Last updated: July 17, 2026
Application No. 18/427,999

VALVE REPAIR AND REPLACEMENT DEVICES

Non-Final OA
Filed
Jan 31, 2024
Priority
Dec 04, 2009 — provisional 61/266,774 +11 more
Examiner
GANESAN, SUBA
Art Unit
3774
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Edwards Lifesciences Corporation
OA Round
1 (Non-Final)
74%
Grant Probability
Favorable
1-2
OA Rounds
10m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
495 granted / 671 resolved
+3.8% vs TC avg
Moderate +14% lift
Without
With
+13.7%
Interview Lift
resolved cases with interview
Typical timeline
3y 4m
Avg Prosecution
23 currently pending
Career history
703
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
84.9%
+44.9% vs TC avg
§102
10.7%
-29.3% vs TC avg
§112
2.1%
-37.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 671 resolved cases

Prosecution Timeline

Jan 31, 2024
Application Filed
Apr 23, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12672959
NATURALLY DESIGNED MITRAL PROSTHESIS
4y 8m to grant Granted Jul 07, 2026
Patent 12653704
MEDICAL DEVICE, IN PARTICULAR A STENT
4y 12m to grant Granted Jun 16, 2026
Patent 12629255
HYDROGEL IMPLANTS WITH POROUS MATERIALS AND METHODS
2y 11m to grant Granted May 19, 2026
Patent 12594160
PROSTHETIC HEART VALVE
4y 7m to grant Granted Apr 07, 2026
Patent 12588988
IMPLANT DELIVERY
11m to grant Granted Mar 31, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
74%
Grant Probability
88%
With Interview (+13.7%)
3y 4m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 671 resolved cases by this examiner. Grant probability derived from career allowance rate.

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