DIFFUSOL Trademark
Trademark Overview
On Wednesday, October 7, 1964, a trademark application was filed for DIFFUSOL with the United States Patent and Trademark Office. The USPTO has given the DIFFUSOL trademark a serial number of 72203502. The federal status of this trademark filing is EXPIRED as of Thursday, May 22, 1986. This trademark is owned by CHARLOTTE F. HECHT, DOING BUSINESS AS TRANSENE COMPANY. The DIFFUSOL trademark is filed in the Chemical Products category with the following description:
CHEMICAL DIFFUSANT FOR USE IN SILICON SEMICONDUCTOR DEVICES, VARACTOR AND ZENER DIODES, TRANSISTORS, RECTIFIERS AND SOLAR CELLS FOR MAKING CONTACTS AND JUNCTIONS IN SILICON
General Information
| Serial Number | 72203502 |
| Word Mark | DIFFUSOL |
| Filing Date | Wednesday, October 7, 1964 |
| Status | 900 - EXPIRED |
| Status Date | Thursday, May 22, 1986 |
| Registration Number | 0804080 |
| Registration Date | Tuesday, February 22, 1966 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | NOT AVAILABLE |
Trademark Statements
| Goods and Services | CHEMICAL DIFFUSANT FOR USE IN SILICON SEMICONDUCTOR DEVICES, VARACTOR AND ZENER DIODES, TRANSISTORS, RECTIFIERS AND SOLAR CELLS FOR MAKING CONTACTS AND JUNCTIONS IN SILICON |
Classification Information
| International Class | 001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry. |
| US Class Codes | 006 |
| Class Status Code | 9 - Expired |
| Class Status Date | Tuesday, March 1, 1983 |
| Primary Code | 006 |
| First Use Anywhere Date | Friday, September 25, 1964 |
| First Use In Commerce Date | Friday, September 25, 1964 |
Trademark Owner History
| Party Name | CHARLOTTE F. HECHT, DOING BUSINESS AS TRANSENE COMPANY |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 98 - Unknown |
| Address | NOT AVAILABLE |
Trademark Events
| Event Date | Event Description |
| Thursday, May 22, 1986 | EXPIRED SEC. 9 |
