Serial Number
75479950
Owner
FIBROGEN, INC.Attorney
Harold MilsteinFirst Use Date
May 2, 2000
Filing Date
May 5, 1998
FIBROGEN Trademark
Serial Number: 75479950 • Registration: 2942261
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Harold Milstein Sheppard Mullin Richter & Hampton LLP
1540 El Camino Real, Suite 120
Menlo Park, CA 94025
United States
Trademark Details
Filing Date
May 5, 1998
Registration Date
April 19, 2005
First Use Anywhere
May 2, 2000
First Use in Commerce
December 4, 2000
Published for Opposition
April 10, 2001
Cancellation Date
October 31, 2025
Goods & Services
recombinant collagens for research use