| Serial Number | 75191290 |
| Word Mark | DUOSET |
| Filing Date | Friday, November 1, 1996 |
| Status | 800 - REGISTERED AND RENEWED |
| Status Date | Friday, September 22, 2017 |
| Registration Number | 2103520 |
| Registration Date | Tuesday, October 7, 1997 |
| Mark Drawing | 1000 - Typeset: Word(s) / letter(s) / number(s) |
| Published for Opposition Date | Tuesday, July 15, 1997 |
| Pseudo Mark | DUO SET |
| Goods and Services | biological reagents for use in research applications to identify cytokines by immunoassay |
| 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 | 001, 005, 006, 010, 026, 046 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, November 21, 1996 |
| Primary Code | 001 |
| First Use Anywhere Date | Tuesday, July 19, 1994 |
| First Use In Commerce Date | Tuesday, July 19, 1994 |
| Party Name | RESEARCH AND DIAGNOSTIC SYSTEMS, INC. |
| Party Type | 32 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Minneapolis, MN 55413 |
| Party Name | RESEARCH AND DIAGNOSTICS SYSTEMS, INC. AND TECHNE CORPORATION |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | MINNEAPOLIS, MN 55413 |
| Party Name | Genzyme Corporation |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02139 |
| Party Name | Genzyme Corporation |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02139 |
| Party Name | RESEARCH AND DIAGNOSTICS SYSTEMS, INC.,AND TECHNE CORPORATION |
| Party Type | 11 - New Owner Before Publication |
| Legal Entity Type | 03 - Corporation |
| Address | MINNEAPOLIS, MN 55413 |
| Party Name | Genzyme Corporation |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02139 |
| Event Date | Event Description |
| Monday, May 8, 2023 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Monday, May 8, 2023 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, May 8, 2023 | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS |
| Monday, May 8, 2023 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, May 8, 2023 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, May 8, 2023 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Friday, September 22, 2017 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED |
| Friday, September 22, 2017 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Friday, September 22, 2017 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, September 21, 2017 | TEAS SECTION 8 & 9 RECEIVED |
| Wednesday, April 13, 2011 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, October 24, 2007 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Wednesday, October 24, 2007 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, October 9, 2007 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Monday, October 22, 2007 | ASSIGNED TO PARALEGAL |
| Tuesday, October 9, 2007 | PAPER RECEIVED |
| Monday, February 26, 2007 | CASE FILE IN TICRS |
| Friday, July 4, 2003 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, April 10, 2003 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Thursday, April 10, 2003 | PAPER RECEIVED |
| Tuesday, October 7, 1997 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, July 15, 1997 | PUBLISHED FOR OPPOSITION |
| Friday, June 13, 1997 | NOTICE OF PUBLICATION |
| Saturday, May 17, 1997 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Tuesday, May 13, 1997 | ASSIGNED TO EXAMINER |