HYFLAVIN
DEAD
Serial Number
71508517
Owner
ENDO PRODUCTS, INC.First Use Date
Aug 15, 1946
Filing Date
Sep 5, 1946
HYFLAVIN Trademark
Serial Number: 71508517 • Registration: 0434874
HYFLAVIN is a trademark filed by
ENDO PRODUCTS, INC.
on September 5, 1946. The trademark is classified under Class 1 (Chemicals).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
September 5, 1946
Registration Date
December 9, 1947
First Use Anywhere
August 15, 1946
First Use in Commerce
August 15, 1946
Filing History
EXPIRED SEC. 9
Nov 3, 1988 EXRG
EXPIRED SEC. 9
Nov 3, 1988 EXRG
EXPIRED SEC. 9
Nov 3, 1988 EXRG
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Dec 9, 1967 REN1
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Dec 9, 1967 REN1
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Dec 9, 1967 REN1
