Who owns the CDIFFENSE trademark?

The CDIFFENSE trademark is owned by Lumen Bioscience, Inc..

What class is the CDIFFENSE trademark registered in?

The CDIFFENSE trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for CDIFFENSE?

The USPTO serial number for CDIFFENSE is 99158796.

What is the registration number for CDIFFENSE?

CDIFFENSE is registered under USPTO registration number 0.

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Updated Oct 30, 2026·9 searches this week

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Statement of Use due

December 16, 2026

47 days remaining

CDI

CDIFFENSE

PENDING

Serial: 99158796
Reg: 0
Filed: Apr 28, 2025
Owner: Lumen Bioscience, Inc.

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.

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

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

Status History

17 events

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jun 16, 2026

Code NOAM

PUBLISHED FOR OPPOSITION

Apr 21, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 21, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 15, 2026

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 23, 2026

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 17, 2026

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 17, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 17, 2026

Code TEME

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Dec 16, 2025

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Dec 16, 2025

Code XELG

ASSIGNED TO EXAMINER

Sep 17, 2025

Code DOCK

NON-FINAL ACTION WRITTEN

Sep 17, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Sep 17, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 17, 2025

Code GNRN

NEW APPLICATION ENTERED

Apr 28, 2025

Code NWAP

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 28, 2025

Code NWOS

APPLICATION FILING RECEIPT MAILED

Apr 28, 2025

Code MAFR

CDIFFENSE

What to file next

Full Goods & Services

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