| Serial Number | 99334594 |
| Word Mark | F 310 |
| Filing Date | Wednesday, August 13, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, April 28, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, April 28, 2026 |
| Pseudo Mark | F THREE HUNDRED TEN |
| Goods and Services | Steel wool; unworked or semi-worked glass, not for building; articles made from fused quartz glass and fused silica, in particular pipes, bars, boards, and blocks all for general industrial and further manufacturing use; unworked or semi-worked fused quartz glass, not for building; semi-finished articles made from fused quartz glass, namely, tubes, rods, discs, and rings all for the manufacture of optical fibers; vitreous silica fibers, not for textile purposes |
| Pseudo Mark | F THREE ONE ZERO |
| International Class | 021 - Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steel-wool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes. |
| US Class Codes | 002, 013, 023, 029, 030, 033, 040, 050 |
| Class Status Code | 6 - Active |
| Class Status Date | Wednesday, August 13, 2025 |
| Primary Code | 021 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Heraeus Quarzglas GmbH & Co. KG |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 28 - NOT AVAILABLE |
| Address | Hanau 63450 DE |
| Party Name | Heraeus Quarzglas GmbH & Co. KG |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 28 - NOT AVAILABLE |
| Address | Hanau 63450 DE |
| Event Date | Event Description |
| Wednesday, August 13, 2025 | NEW APPLICATION ENTERED |
| Wednesday, August 13, 2025 | APPLICATION FILING RECEIPT MAILED |
| Sunday, December 28, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, December 29, 2025 | ASSIGNED TO EXAMINER |
| Friday, January 2, 2026 | NON-FINAL ACTION WRITTEN |
| Friday, January 2, 2026 | NON-FINAL ACTION E-MAILED |
| Friday, January 2, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, March 24, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Tuesday, March 24, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, March 24, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Monday, March 30, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, April 22, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, April 28, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, April 28, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |