| Serial Number | 79433969 |
| Word Mark | EXTRANSFECTION |
| Filing Date | Friday, June 27, 2025 |
| Status | 681 - PUBLICATION/ISSUE REVIEW COMPLETE |
| Status Date | Wednesday, April 22, 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, May 12, 2026 |
| Goods and Services | Medical apparatus and instruments, namely, biopsy instruments; medical apparatus and instruments for use in cell therapy, namely, apparatus for the regeneration of stem cells for medical purposes; medical transfection devices for use in cell therapy; medical apparatus and instruments used for immunotherapy treatments and for modifying cells for the treatment of cancer and other diseases related to tissue engineering and regenerative medicine; apparatus for DNA and RNA testing for medical purposes; DNA extraction and DNA purification apparatus for medical purposes; apparatus for the regeneration of stem cells for medical purposes; genetic testing apparatus for medical purposes; medical genetic analyzers |
| Goods and Services | Electroporation apparatus for scientific or research purposes; scientific apparatus for transfer of biological molecules into cells; electrical equipment for the genetic modification of cells for research purposes; gene analyzing and extracting devices for laboratory use; physical and chemical laboratory apparatus and instruments, namely, microscopes; pipette tips for laboratory use; electric circuit closers; incubators for cell culture for laboratory use; electric current control devices; automatic liquid-flow control apparatus |
| Goods and Services | Biological preparations for use in cell cultures for medical purposes used in electroporation apparatus; chemical reagents for medical purposes used in electroporation apparatus; medical reagents for extracting genetic material used in electroporation apparatus; medical reagents for cell pre-treatment used in electroporation apparatus; medical reagents for transfection; biological preparations for use in cell cultures for the treatment of cells |
| Pseudo Mark | EX TRANSFECTION |
| Goods and Services | Resuspension buffers and electrolytic buffers for use with an electroporation apparatus for the delivery of nucleic acid, biosensors, or other biological molecules into cells for research use, sold individually or in kits as the primary component therein; chemical preparations for use in the manufacture of electroporation apparatus, other than for medical or veterinary purposes; biological preparations for electroporation apparatus, for use in industry and science, and other than for medical or veterinary purposes; reagents for electroporation apparatus, for scientific research use, and other than for medical or veterinary purposes; chemical soluble substances and solutions for scientific laboratory use for the transfer of biological molecules into cells; reagents for the genetic modification of cells for scientific research purposes, used in electrical equipment, other than for medical or veterinary purposes; reagents for biochemical experiments for scientific research use, other than for medical or veterinary purposes; chemical reagents for scientific laboratory use; genetic recombination reagents for scientific research purposes, other than for medical or veterinary purposes; reagents for transfection for scientific research use, 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, October 2, 2025 |
| 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, October 2, 2025 |
| Primary Code | 005 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, October 2, 2025 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| International Class | 010 - Surgical, medical, dental, and veterinary apparatus and instruments, artificial limbs, eyes, and teeth; orthopedic articles; suture materials. |
| US Class Codes | 026, 039, 044 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, October 2, 2025 |
| Primary Code | 010 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Nanoentek, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | KR |
| Event Date | Event Description |
| Thursday, October 2, 2025 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Friday, October 3, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, October 3, 2025 | APPLICATION FILING RECEIPT MAILED |
| Sunday, November 16, 2025 | ASSIGNED TO EXAMINER |
| Monday, November 24, 2025 | NON-FINAL ACTION WRITTEN |
| Tuesday, November 25, 2025 | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW |
| Monday, January 5, 2026 | REFUSAL PROCESSED BY MPU |
| Monday, January 5, 2026 | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB |
| Thursday, January 22, 2026 | REFUSAL PROCESSED BY IB |
| Thursday, March 12, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, March 12, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, March 12, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Tuesday, April 14, 2026 | EXAMINERS AMENDMENT -WRITTEN |
| Tuesday, April 14, 2026 | EXAMINERS AMENDMENT E-MAILED |
| Tuesday, April 14, 2026 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Tuesday, April 14, 2026 | EXAMINER'S AMENDMENT ENTERED |
| Tuesday, April 14, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |