CDIFFENSE Trademark
Serial Number: 99158796
CDIFFENSE is a trademark filed by
Lumen Bioscience, Inc.
on April 28, 2025. The trademark is classified under Class 5 (Pharmaceuticals).
The application is currently pending registration.
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Emily M Haas Michael Best & Friedrich LLP
4509 Creedmoor Road, Suite 501
Raleigh, NC 27612
United States
Trademark Details
Filing Date
April 28, 2025
Registration Date
Not Registered
Published for Opposition
April 21, 2026
Goods & Services
Therapeutic pharmaceutical for the treatment of Clostridioides difficile infections
Filing History
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Apr 21, 2026 NPUB
PUBLISHED FOR OPPOSITION
Apr 21, 2026 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Apr 15, 2026 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Mar 23, 2026 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Mar 17, 2026 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Mar 17, 2026 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Mar 17, 2026 TROA
APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
Dec 16, 2025 XELG
APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
Dec 16, 2025 XELR
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Sep 17, 2025 GNRN
NON-FINAL ACTION E-MAILED
Sep 17, 2025 GNRT
NON-FINAL ACTION WRITTEN
Sep 17, 2025 CNRT
ASSIGNED TO EXAMINER
Sep 17, 2025 DOCK
APPLICATION FILING RECEIPT MAILED
Apr 28, 2025 MAFR
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Apr 28, 2025 NWOS
NEW APPLICATION ENTERED
Apr 28, 2025 NWAP
