Who owns the PLEXI-T trademark?

The PLEXI-T trademark is owned by TScan Therapeutics, Inc..

What is the serial number for PLEXI-T?

The USPTO serial number for PLEXI-T is 98705565.

What is the registration number for PLEXI-T?

PLEXI-T is registered under USPTO registration number 0.

PLEXI-T - Owned by TScan Therapeutics, Inc. - (Class 005, Class 042)

Q: What class is the PLEXI-T trademark registered in?

The PLEXI-T trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 042 (Scientific, technology & SaaS services).

What to file next

Statement of Use, or a request for a further extension

When: Due six months from the notice of allowance.
Extensions and grace: Five six-month extensions are available, giving a thirty-six-month ceiling from the notice of allowance. There is no extension beyond it.
If it is missed: The application goes abandoned. A petition to revive runs two months from the notice of abandonment.

Statement of Use deadlines

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

This description is as filed with the USPTO and defines the scope of trademark protection.

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

22 events

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 27, 2026

Code EXRA

SOU TEAS EXTENSION RECEIVED

May 26, 2026

Code EEXT

SOU EXTENSION 2 FILED

May 26, 2026

Code EXT2

SOU EXTENSION 2 GRANTED

May 26, 2026

Code EX2G

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Dec 09, 2025

Code EXRA

SOU TEAS EXTENSION RECEIVED

Dec 08, 2025

Code EEXT

SOU EXTENSION 1 FILED

Dec 08, 2025

Code EXT1

SOU EXTENSION 1 GRANTED

Dec 08, 2025

Code EX1G

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jul 01, 2025

Code NOAM

PUBLISHED FOR OPPOSITION

May 06, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 06, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 30, 2025

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 04, 2025

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 03, 2025

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 03, 2025

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 03, 2025

Code TEME

NON-FINAL ACTION WRITTEN

Apr 01, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Apr 01, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Apr 01, 2025

Code GNRN

ASSIGNED TO EXAMINER

Mar 09, 2025

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 08, 2025

Code NWOS

NEW APPLICATION ENTERED

Aug 19, 2024

Code NWAP

What usually happens from here

Of the 55,744 marks on the USPTO register that reached notice of approval of extension request e-mailed:

Registered24% (13,462)

Abandoned66% (36,944)

Still pending10% (5,338)

Historical frequencies across the whole register, not a prediction about this mark. The outcome of any one application depends on what is filed and when.

Other Marks by TScan Therapeutics, Inc.

Additional USPTO filings from the same owner.

TSC

TSCAN THERAPEUTICS

97686190

TScan Therapeutics, Inc.

REGISTERED

TSC

TSCAN

97365551

TScan Therapeutics, Inc.

REGISTERED

TSC

TSCAN

88124712

TScan Therapeutics, Inc.

REGISTERED

ALL

ALLOHA-2

99804476

TScan Therapeutics, Inc.

PENDING

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PLEXI-T

What to file next

Full Goods & Services

Filing Basis & Declarations

What usually happens from here

Other Marks by TScan Therapeutics, Inc.

Other Marks in Class 005 — Pharmaceuticals, medical & veterinary preparations

Other Marks by Tiffany D. Gehrke

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