| Serial Number | 79451629 |
| Word Mark | LEICA |
| Filing Date | Friday, September 26, 2025 |
| Status | 640 - NON-FINAL ACTION COUNTED - NOT MAILED |
| Status Date | Tuesday, June 23, 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 for use in industry and science; chemical reagents for non-medical purposes; research reagents and preparations, except for medical or veterinary use; research preparations used in science; chemical reagents and diagnostic preparations for use in research laboratories and for use in industry; chemical preparations for fluorescent dyes and for use in marking or labelling in industry and science; assay reagents for use in research, quality control, diagnostic use [industrial]; aptamers for use in research, quality control; affinity reagents for use in research or quality control; chemical preparations of supramolecular host-guest systems for use in research or quality control; reagents containing primary antibodies, aptamers, affimers, or other affinity reagents, nucleic acid probes, fluorescent dyes, fluorescent labels, non-optically detectable labels, blocking agents, inactivation agents for research use; reagents for research purposes; reagents containing primary antibodies for research use; chemical reagents for research purposes; clinical research reagents; chemical reagents for medical or veterinary research purposes, namely reagents for immuno-histochemistry detection and in situ-hybridisation detection; in situ-hybridisation probes for medical research purposes; epitope retrieval solutions for medical research purposes; enzymes and enzyme preparations for medical research purposes; histological dye and stain solutions for medical research purposes; preparations for medical and veterinary research; research preparations, namely antibodies or nucleic acid probes, for the investigation of disease models; diagnostic preparations for scientific or research use; preparations being dewaxing and wash buffers used with the aforementioned preparations; kits comprising a combination of any of the before. |
| Goods and Services | Diagnostic preparations for medical use; medical preparations for fluorescent dyes and for use in marking or labelling in medical diagnostic use; assay reagents for diagnostic use; aptamers for diagnostic use; affinity reagents for diagnostic use; medical preparations of supramolecular host-guest systems for diagnostic use; reagents containing primary antibodies, aptamers, affimers, or other affinity reagents, nucleic acid probes, fluorescent dyes, fluorescent labels, non-optically detectable labels, blocking agents, inactivation agents for diagnostic use; preparations being dewaxing and wash buffers used with the aforementioned preparations; kits comprising a combination of any of the before. |
| 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, June 11, 2026 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| International Class | 005 - Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes; dietetic substances adapted for medical use, food for babies; plasters, materials for dressings; material for stopping teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides. |
| US Class Codes | 005, 006, 018, 044, 046, 051, 052 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, June 11, 2026 |
| Primary Code | 005 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Leica Microsystems IR GmbH |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 27 - NOT AVAILABLE |
| Address | DE |
| Event Date | Event Description |
| Thursday, June 11, 2026 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Friday, June 12, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, June 12, 2026 | APPLICATION FILING RECEIPT MAILED |
| Saturday, June 13, 2026 | ASSIGNED TO EXAMINER |
| Tuesday, June 23, 2026 | NON-FINAL ACTION WRITTEN |
| Wednesday, June 24, 2026 | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW |