Changeflow GovPing Courts & Legal Eli Lilly LILYBIOS Extension Decision
Routine Enforcement Amended Final

Eli Lilly LILYBIOS Extension Decision

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Filed March 20th, 2026
Detected March 22nd, 2026
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Summary

The USPTO Trademark Trial and Appeal Board (TTAB) has issued a decision regarding an extension request in the LILYBIOS trademark case involving Eli Lilly and Company. The decision relates to the relinquishment of an extension.

What changed

The USPTO's Trademark Trial and Appeal Board (TTAB) has issued a decision concerning an extension request in the trademark dispute over the mark LILYBIOS, filed by Eli Lilly and Company against Yang Chongshan. The document indicates a "RELINQUISHMENT OF EXT," suggesting that an extension previously granted or sought has been withdrawn or surrendered.

This decision is primarily of interest to the legal teams involved in the specific TTAB proceeding. Compliance officers should note that this is an administrative decision within an ongoing trademark dispute and does not impose new obligations on regulated entities outside of this specific case. No immediate action is required for general compliance programs.

Source document (simplified)

← USPTO TTAB Proceedings

Extension: LILYBIOS

Extension TTAB98729351-20260320 Kind: EXT Mar 20, 2026

Abstract

P RELINQUISHMENT OF EXT
Plaintiff: Eli Lilly and Company
Defendant: Yang Chongshan
Mark at issue: LILYBIOS

Filing Date

2026-02-03

View original document →

Named provisions

RELINQUISHMENT OF EXT

Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
USPTO
Filed
March 20th, 2026
Instrument
Enforcement
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
TTAB98729351-20260320
Docket
TTAB98729351

Who this affects

Applies to
Lawyers
Industry sector
5411 Legal Services
Activity scope
Trademark Prosecution
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Trademarks Administrative Law

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