Prosecution Insights
Last updated: October 27, 2026

Erica Shengkai Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, ERICA SHENGKAI

Tech Center 3700 • Art Units: 3700 3762 3766 3792 3796

This examiner grants 65% of resolved cases

Analysis

LEE, ERICA SHENGKAI has 619 resolved cases, a 65.4% allowance rate, and a 29.7% interview lift. The median time to allowance is 1333 days. The examiner is assigned to Tech Center 3700 and Art Unit 3700. The positive interview lift indicates that interviews have a meaningful measured role in the resolved record. The 65.4% allowance rate reflects outcomes across a substantial docket, while the 1333-day median makes prosecution duration important to portfolio planning.

The leading applicants are Cala Health Inc., Medtronic Inc., and Biotronik SE & Co. KG. The principal firms are Knobbe, Martens, Olson & Bear, LLP, BUCHANAN INGERSOLL & ROONEY PC, and DORSEY & WHITNEY LLP - Seattle. This medical-device concentration can help counsel frame technical explanations and prioritize interview preparation.

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

Performance Statistics

65.4%
Allow Rate
-4.6% vs TC avg
670
Total Applications
+29.7%
Interview Lift
1333
Avg Prosecution Days
Based on 619 resolved cases, 2023–2026

Rejection Statute Breakdown

6.3%
§101 Eligibility
11.3%
§102 Novelty
51.2%
§103 Obviousness
24.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19271273 TREMOR REDUCTION USING CLOUD COMPUTING Non-Final OA Cala Health, Inc.
19270963 TREMOR REDUCTION USING MACHINE LEARNING ALGORITHMS Non-Final OA Cala Health, Inc.
19271267 TAILORED NERVE STIMULATION FOR TREMOR Non-Final OA Cala Health, Inc.
19271131 SEPARABLE HOUSING FOR TREMOR REDUCTION SYSTEM Non-Final OA Cala Health, Inc.
19029892 DEVICES AND METHODS FOR CONTROLLING TREMOR Non-Final OA Cala Health, Inc.
18834471 ACTIVE IMPLANTABLE MEDICAL DEVICE COMPRISING A FILM-LIKE CONNECTING ELEMENT Final Rejection BIOTRONIK SE & Co. KG
17999731 System for Generating an Alert for a Systemic Infection Non-Final OA BIOTRONIK SE & Co. KG
17281462 ORGANIC ELECTRIC FIELD LIGHT-EMITTING SHEET FOR USE IN LIGHT COSMETOLOGY OR LIGHT THERAPY Non-Final OA NIPPON SHOKUBAI CO., LTD.
18543910 POSTURE STATE RESPONSIVE THERAPY DELIVERY USING DWELL TIMES Non-Final OA Medtronic, Inc.
18562735 DYNAMIC AND MODULAR CARDIAC EVENT DETECTION Final Rejection Medtronic, Inc.
17478174 Methods And Compositions For Treating Coronavirus Final Rejection NOVOCURE GMBH

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Frequently Asked Questions

What is examiner Erica Shengkai Lee's allowance rate?

65.4% of resolved applications examined by Erica Shengkai Lee were allowed (619 resolved cases), compared with 66.1% across Art Unit 3700 over the last five years.

Does an interview help with examiner Erica Shengkai Lee?

This examiner's interview lift is +29.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Erica Shengkai Lee take to allow a patent?

Applications allowed by Erica Shengkai Lee took 1,333 days on average from filing to allowance.

Which art unit does examiner Erica Shengkai Lee work in?

Erica Shengkai Lee examines applications in Art Unit 3700 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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