DUPLEX Trademark
Trademark Overview
On Saturday, December 21, 1907, a trademark application was filed for DUPLEX with the United States Patent and Trademark Office. The USPTO has given the DUPLEX trademark a serial number of 71031871. The federal status of this trademark filing is EXPIRED as of Tuesday, November 3, 1992. This trademark is owned by KEUFFEL & ESSER COMPANY. The DUPLEX trademark is filed in the Computer & Software Products & Electrical & Scientific Products category with the following description:
SLIDE-RULES
General Information
| Serial Number | 71031871 |
| Word Mark | DUPLEX |
| Filing Date | Saturday, December 21, 1907 |
| Status | 900 - EXPIRED |
| Status Date | Tuesday, November 3, 1992 |
| Registration Number | 0068651 |
| Registration Date | Tuesday, April 21, 1908 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | NOT AVAILABLE |
Trademark Statements
| Goods and Services | SLIDE-RULES |
Classification Information
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 026 |
| Class Status Code | 9 - Expired |
| Class Status Date | Tuesday, November 3, 1992 |
| Primary Code | 026 |
| First Use Anywhere Date | Monday, May 15, 1893 |
| First Use In Commerce Date | Monday, May 15, 1893 |
Trademark Owner History
| Party Name | KEUFFEL & ESSER COMPANY |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | HOBOKEN, NJ |
Trademark Events
| Event Date | Event Description |
| Tuesday, November 3, 1992 | EXPIRED SEC. 9 |
| Sunday, April 21, 1968 | REGISTERED AND RENEWED (THIRD RENEWAL - 20 YRS) |
