Prosecution Insights
Last updated: October 27, 2026

Lakia J Jackson-Tongue, USPTO Patent Examiner

Listed by the USPTO as JACKSON-TONGUE, LAKIA J

Tech Center 1600 • Art Units: 1645

This examiner grants 69% of resolved cases

Analysis

JACKSON-TONGUE, LAKIA J is a USPTO patent examiner in Tech Center 1600 and Art Unit 1645. The profile covers 701 resolved cases, with an allowance rate of 69.0% and a median of 1181 days to allowance. The interview lift is 20.8%, indicating a positive interview metric within the reported case population.

The listed companies are The Johns Hopkins University, Ipsen Biopharm Limited, and L'Oréal. The listed firms are BALLARD SPAHR LLP, BANNER & WITCOFF, LTD., and Clark+Elbing LLP. The 69.0% allowance rate gives practitioners a recorded outcome reference, while the 1181-day median informs duration planning. The 20.8% interview lift supports including interviews in prosecution strategy, particularly when coordinating substantive responses with expected case timing.

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

Performance Statistics

69.0%
Allow Rate
+9.0% vs TC avg
732
Total Applications
+20.8%
Interview Lift
1181
Avg Prosecution Days
Based on 701 resolved cases, 2023–2026

Rejection Statute Breakdown

2.7%
§101 Eligibility
25.6%
§102 Novelty
24.9%
§103 Obviousness
31.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18255769 POLYMERIC NANOPARTICLE COMPOSITIONS FOR ENCAPSULATION AND SUSTAINED RELEASE OF NEUROMODULATORS Final Rejection The Johns Hopkins University
18251657 NEW COMPOSITION FOR TREATMENT OF SKIN CONDITIONS Final Rejection L'Oreal S.A
17911089 NEUROTOXIN COMPOSITIONS FOR USE IN TREATING CARDIOVASCULAR DISORDERS Final Rejection AEON Biopharma Sub, Inc.

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Frequently Asked Questions

What is examiner Lakia J Jackson-Tongue's allowance rate?

69.0% of resolved applications examined by Lakia J Jackson-Tongue were allowed (701 resolved cases), compared with 49.5% across Art Unit 1645 over the last five years.

Does an interview help with examiner Lakia J Jackson-Tongue?

This examiner's interview lift is +20.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Lakia J Jackson-Tongue take to allow a patent?

Applications allowed by Lakia J Jackson-Tongue took 1,181 days on average from filing to allowance.

Which art unit does examiner Lakia J Jackson-Tongue work in?

Lakia J Jackson-Tongue examines applications in Art Unit 1645 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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