DIFFU-GEN Trademark
Trademark Overview
On Tuesday, October 25, 1977, a trademark application was filed for DIFFU-GEN with the United States Patent and Trademark Office. The USPTO has given the DIFFU-GEN trademark a serial number of 73145759. The federal status of this trademark filing is EXPIRED as of Tuesday, June 8, 1999. This trademark is owned by G. D. SEARLE & CO.. The DIFFU-GEN trademark is filed in the Chemical Products category with the following description:
CHEMICAL IMMUNOLOGICAL REAGENTS AND TEST KITS FOR IN VITRO DIAGNOSTIC USE
General Information
| Serial Number | 73145759 |
| Word Mark | DIFFU-GEN |
| Filing Date | Tuesday, October 25, 1977 |
| Status | 900 - EXPIRED |
| Status Date | Tuesday, June 8, 1999 |
| Registration Number | 1100452 |
| Registration Date | Tuesday, August 29, 1978 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | NOT AVAILABLE |
Trademark Statements
| Goods and Services | CHEMICAL IMMUNOLOGICAL REAGENTS AND TEST KITS FOR IN VITRO DIAGNOSTIC USE |
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, June 8, 1999 |
| Primary Code | 001 |
| First Use Anywhere Date | Saturday, March 31, 1973 |
| First Use In Commerce Date | Monday, April 30, 1973 |
Trademark Owner History
| Party Name | TAGO, INC. |
| Party Type | 42 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | BURLINGAME, CA 94010 |
| Party Name | G. D. SEARLE & CO. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | SKOKIE,, IL 60076 |
Trademark Events
| Event Date | Event Description |
| Tuesday, June 8, 1999 | EXPIRED SEC. 9 |
| Monday, June 24, 1985 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, March 4, 1985 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Monday, August 27, 1984 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, September 4, 1984 | POST REGISTRATION ACTION CORRECTION |
