OS
DEAD
Serial Number
71392708
Owner
PHILADELPHIA QUARTZ COMPANYFirst Use Date
Apr 20, 1937
Filing Date
May 13, 1937
OS Trademark
Serial Number: 71392708 • Registration: 0350515
OS is a trademark filed by
PHILADELPHIA QUARTZ COMPANY
on May 13, 1937. The trademark is classified under Class 1 (Chemicals).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
May 13, 1937
Registration Date
September 28, 1937
First Use Anywhere
April 20, 1937
First Use in Commerce
April 20, 1937
Filing History
REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)
Sep 28, 1977 REN2
REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)
Sep 28, 1977 REN2
REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS)
Sep 28, 1977 REN2
