Trademark Overview
On Monday, January 31, 1949, a trademark application was filed for SD with the United States Patent and Trademark Office. The USPTO has given the SD trademark a serial number of 71573100. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by SCIENTIFIC DESIGN COMPANY. The SD trademark is filed in the Construction & Repair Services category with the following description:
THE DRAFTING AND PREPARATION OF SPECIFICATIONS FOR CLIENTS TO BE USED IN THE DESIGN, CONSTRUCTION AND ENGINEERING OF MANUFACTURING PLANTS