TrademarkDir
LIST HYGIENE
LIVE

Serial Number

99421947

Owner

PRISM FLY LLC

First Use Date

May 2, 2025

Filing Date

Sep 30, 2025

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LIST HYGIENE Trademark

Serial Number: 99421947 • Registration: 8231855

LIST HYGIENE is a trademark filed by PRISM FLY LLC on September 30, 2025. The trademark is classified under Class 42 (Computer & Scientific). The application is currently registered and active.

Owner Contact Info

PRISM FLY LLC (2 trademarks)

3317 Hamlett Ln
Garland, TX 75043

Entity Type: 16

Trademark Details

Filing Date

September 30, 2025

Registration Date

April 28, 2026

First Use Anywhere

May 2, 2025

First Use in Commerce

May 2, 2025

Published for Opposition

March 10, 2026

Goods & Services

Providing temporary use of on-line non-downloadable computer software for e-mail address verification, list cleaning, deduplication, suppression-list management, and related analytics.

Filing History

NOTICE OF REGISTRATION CONFIRMATION EMAILED
Apr 28, 2026 NRCC
REGISTERED-PRINCIPAL REGISTER
Apr 28, 2026 R.PR
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Mar 10, 2026 NPUB
PUBLISHED FOR OPPOSITION
Mar 10, 2026 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Mar 4, 2026 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Feb 13, 2026 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Feb 12, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Feb 12, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Feb 12, 2026 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Feb 12, 2026 GNRN
NON-FINAL ACTION E-MAILED
Feb 12, 2026 GNRT
NON-FINAL ACTION WRITTEN
Feb 12, 2026 CNRT
ASSIGNED TO EXAMINER
Feb 4, 2026 DOCK
APPLICATION FILING RECEIPT MAILED
Sep 30, 2025 MAFR
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Sep 30, 2025 NWOS
NEW APPLICATION ENTERED
Sep 30, 2025 NWAP

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