Prosecution Insights
Last updated: October 04, 2026

Perkins Coie LLP - Shifamed Holdings, LLC

Technology area: Medical Devices & Mechanical Engineering

10 pending office actions • 1 client • 9 examiners • 4 art units • 0 of 10 (0%) have an AI response strategy ready

Analysis

PERKINS COIE LLP - Shifamed Holdings, LLC has 301 career applications in Medical Devices & Mechanical Engineering. The firm has reached a resolved allowance rate of 76.54 percent. Each allowance requires an average of 2.23 office actions. There are 10 pending office actions currently active.

The 76.54 percent allowance rate provides a realistic expectation for success in this competitive technology area. The 2.23 office actions per allowance suggest a relatively efficient prosecution process. The 301 career applications offer a solid foundation for these performance statistics. Practitioners can use the 2.23 average to estimate the number of responses needed to reach an allowance.

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

Quality Metrics (n=301 apps, methodology: how we score firms)

76.5%
Allowance Rate
n=301
+0.42σ
Allowance Rate (norm)
n=301
2.2
OAs to Allowance
n=62
-0.64σ
OAs to Allow (norm)
n=62
919 days
Time to Allowance
n=62
+32.8pp
Interview Lift
n=301
22.2%
RCE Rate
n=301
0.0%
Appeal Rate
n=301

Rejection Performance (% of received rejections ultimately overcome)

—
§101 Overcome
n=3 (min 20)
57.5%
§102 Overcome
n=40
49.2%
§103 Overcome
n=65
61.0%
§112 Overcome
n=41

Specialization & Scale

A61F, A61B, A61M
Top CPC Subclasses
85%
Top-3 CPC Share
n=301
0
Practitioners
n=301
—
Apps / Practitioner
n=301 (min 20)

Portfolio Summary

10
Total Pending OAs
5
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 6 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
0
Due this month
1
Due in next 60 days
1
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. 6 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 60 days (1)Due later (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.

3
Hard (30%)
7
Medium (70%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only7 (70%)
Multi-statute (no §101)3 (30%)

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
10
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.

100 h
Manual time on pending OAs
20 h
Time saved (low, 20%)
35 h
Time saved (mid, 35%)
0.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
STRACHAN, KATE ELIZABETH 2 48.2% +29.2%
DAKKAK, JIHAD 1 49.3% +46.0%
RAYMOND, LINNAE ELIZABETH 1 48.8% +55.5%
BURNETTE, GABRIELLA E 1 54.6% +32.4%
MALAMUD, DEBORAH LESLIE 1 78.2% +9.6%
LOUIS, RICHARD G 1 74.7% +17.2%
MARCETICH, ADAM M 1 72.7% +18.8%
ZIMBOUSKI, ARIANA 1 68.1% +31.0%
DUDDEN, TERESA MARIE 1 48.1% +45.2%

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
18681858 ADJUSTABLE SHUNTING SYSTEMS WITH ENERGY REDIRECTING ELEMENTS, AND ASSOCIATED METHODS AND DEVICES BURNETTE, GABRIELLA E 33d
18572101 ADJUSTABLE SHUNTING SYSTEMS WITH CONTROL ELEMENTS, AND ASSOCIATED SYSTEMS AND METHODS STRACHAN, KATE ELIZABETH 62d
18567561 METHODS FOR MANUFACTURING SENSORS FOR MEDICAL SYSTEMS AND ASSOCIATED SYSTEMS AND DEVICES MALAMUD, DEBORAH LESLIE —

Interview Candidates (9)

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
17992655 IMPLANTABLE SHUNT SYSTEMS AND METHODS ZIMBOUSKI, ARIANA 147d overdue
18247499 ADJUSTABLE SHUNTS WITH RESONANT CIRCUITS AND ASSOCIATED SYSTEMS AND METHODS MARCETICH, ADAM M 138d overdue
18290595 IMPLANTABLE SHUNTS WITH MULTI-LAYERED FLUID RESISTORS, AND ASSOCIATED SYSTEMS AND METHODS STRACHAN, KATE ELIZABETH 35d overdue
18555777 ACCOMMODATING INTRAOCULAR LENSES AND ASSOCIATED METHODS LOUIS, RICHARD G 9d overdue
18681858 ADJUSTABLE SHUNTING SYSTEMS WITH ENERGY REDIRECTING ELEMENTS, AND ASSOCIATED METHODS AND DEVICES BURNETTE, GABRIELLA E 33d
18572101 ADJUSTABLE SHUNTING SYSTEMS WITH CONTROL ELEMENTS, AND ASSOCIATED SYSTEMS AND METHODS STRACHAN, KATE ELIZABETH 62d
18997775 ADJUSTABLE SHUNTS WITH SHAPE MEMORY ACTUATORS AND ASSOCIATED SYSTEMS AND METHODS DAKKAK, JIHAD —
18698338 SYSTEMS, DEVICES, AND METHODS FOR MAINTAINING FLOW IN ADJUSTABLE SHUNTING SYSTEMS RAYMOND, LINNAE ELIZABETH —

Client Portfolio (1 client)

Client (Assignee)Pending OAs
SHIFAMED HOLDINGS, LLC 10

Top Art Units

Art UnitApps
37817
37921
37711
37741

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18997775 ADJUSTABLE SHUNTS WITH SHAPE MEMORY ACTUATORS AND ASSOCIATED SYSTEMS AND METHODS Shifamed Holdings, LLC DAKKAK, JIHAD 3781 §103 Non-Final OA — Pending Jan 22, 2025
18698338 SYSTEMS, DEVICES, AND METHODS FOR MAINTAINING FLOW IN ADJUSTABLE SHUNTING SYSTEMS Shifamed Holdings, LLC RAYMOND, LINNAE ELIZABETH 3781 §103 Non-Final OA — Pending Apr 03, 2024
18681858 ADJUSTABLE SHUNTING SYSTEMS WITH ENERGY REDIRECTING ELEMENTS, AND ASSOCIATED METHODS AND DEVICES Shifamed Holdings, LLC BURNETTE, GABRIELLA E 3781 §102§103§112 Non-Final OA 33d Pending Feb 06, 2024
18290595 IMPLANTABLE SHUNTS WITH MULTI-LAYERED FLUID RESISTORS, AND ASSOCIATED SYSTEMS AND METHODS Shifamed Holdings, LLC STRACHAN, KATE ELIZABETH 3781 §103 Final Rejection 35d overdue Pending Jan 19, 2024
18572101 ADJUSTABLE SHUNTING SYSTEMS WITH CONTROL ELEMENTS, AND ASSOCIATED SYSTEMS AND METHODS Shifamed Holdings, LLC STRACHAN, KATE ELIZABETH 3781 §102§103 Non-Final OA 62d Pending Dec 19, 2023
18567561 METHODS FOR MANUFACTURING SENSORS FOR MEDICAL SYSTEMS AND ASSOCIATED SYSTEMS AND DEVICES Shifamed Holdings, LLC MALAMUD, DEBORAH LESLIE 3792 §102§103 Non-Final OA — Pending Dec 06, 2023
18555777 ACCOMMODATING INTRAOCULAR LENSES AND ASSOCIATED METHODS Shifamed Holdings, LLC LOUIS, RICHARD G 3771 §103 Final Rejection 9d overdue Pending Oct 17, 2023
18247499 ADJUSTABLE SHUNTS WITH RESONANT CIRCUITS AND ASSOCIATED SYSTEMS AND METHODS Shifamed Holdings, LLC MARCETICH, ADAM M 3781 §103 Final Rejection 138d overdue Pending Mar 31, 2023
17992655 IMPLANTABLE SHUNT SYSTEMS AND METHODS Shifamed Holdings, LLC ZIMBOUSKI, ARIANA 3781 §103 Final Rejection 147d overdue Pending Nov 22, 2022
17760030 ACCOMMODATING INTRAOCULAR LENSES AND ASSOCIATED METHODS Shifamed Holdings, LLC DUDDEN, TERESA MARIE 3774 §103 Final Rejection — Pending Aug 03, 2022

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