| Serial Number | 79436229 |
| Word Mark | OPTITROL |
| Filing Date | Thursday, September 25, 2025 |
| Status | 661 - RESPONSE AFTER NON-FINAL ACTION - ENTERED |
| Status Date | Wednesday, July 8, 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 | NOT AVAILABLE |
| Goods and Services | Chemicals used in industry and science; chemical products for diagnostic use, namely, chemical diagnostic reagents for scientific purposes; chemicals and chemical products for use in industrial and scientific research being industrial chemicals and chemical preparations for scientific purposes, other than for medical or veterinary use; diagnostic assay preparations for scientific, industrial research and research purposes; reagents for use as research tools and standards for scientific and research use; reagents for use with chemicals, namely, chemical reagents, other than for medical or veterinary purpose; human serum for scientific or laboratory purposes, namely, in the preparation of quality control reference materials for scientific, research and diagnostic use; chemical reagents for scientific or laboratory purposes used in liquid based external assay run control for infectious diseases testing for use by blood banks, hospitals and public health laboratories, other than for medical or veterinary purposes. |
| 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 6, 2025 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Diamex GmbH |
| Party Type | 11 - New Owner Before Publication |
| Legal Entity Type | 99 - Other |
| Address | DE |
| Party Name | Diamex GmbH |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 98 - Unknown |
| Address | XP |
| Event Date | Event Description |
| Thursday, November 6, 2025 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Friday, November 7, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, November 7, 2025 | APPLICATION FILING RECEIPT MAILED |
| Monday, February 2, 2026 | ASSIGNED TO EXAMINER |
| Saturday, February 14, 2026 | NON-FINAL ACTION WRITTEN |
| Monday, February 16, 2026 | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW |
| Thursday, March 19, 2026 | CHANGE OF NAME/ADDRESS REC'D FROM IB |
| Friday, March 20, 2026 | REFUSAL PROCESSED BY MPU |
| Friday, March 20, 2026 | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB |
| Thursday, April 9, 2026 | REFUSAL PROCESSED BY IB |
| Wednesday, July 8, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Wednesday, July 8, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, July 8, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |