HYLEBP Trademark
Trademark Overview
On Friday, March 14, 2025, a trademark application was filed for HYLEBP with the United States Patent and Trademark Office. The USPTO has given the HYLEBP trademark a serial number of 79423388. The federal status of this trademark filing is REGISTERED as of Tuesday, June 9, 2026. This trademark is owned by Leonhardt e.K.. The HYLEBP trademark is filed in the Computer & Software Products & Electrical & Scientific Products and Treatment & Processing of Materials Services categories with the following description:
Custom manufacture of electrode boards and bipolar boards for electrochemical cells, in particular fuel cells, for others, for use in electrochemical cells, in particular fuel cells
Components of electrochemical cells in the form of boards, in particular fuel batteries, namely, anodes, cathodes, bipolar plates and bipolar diaphragms
General Information
| Serial Number | 79423388 |
| Word Mark | HYLEBP |
| Filing Date | Friday, March 14, 2025 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, June 9, 2026 |
| Registration Number | 8290162 |
| Registration Date | Tuesday, June 9, 2026 |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, April 21, 2026 |
Trademark Statements
| Goods and Services | Custom manufacture of electrode boards and bipolar boards for electrochemical cells, in particular fuel cells, for others, for use in electrochemical cells, in particular fuel cells |
| Goods and Services | Components of electrochemical cells in the form of boards, in particular fuel batteries, namely, anodes, cathodes, bipolar plates and bipolar diaphragms |
Classification Information
| 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, May 8, 2025 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| International Class | 040 - Treatment of materials. |
| US Class Codes | 100, 103, 106 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, May 8, 2025 |
| Primary Code | 040 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
Trademark Owner History
| Party Name | Leonhardt e.K. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 19 - Sole Proprietorship |
| Address | DE |
| Party Name | Leonhardt e.K. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 19 - Sole Proprietorship |
| Address | DE |
| Party Name | Leonhardt e.K. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 19 - Sole Proprietorship |
| Address | DE |
Trademark Events
| Event Date | Event Description |
| Thursday, May 8, 2025 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Friday, May 9, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, May 9, 2025 | APPLICATION FILING RECEIPT MAILED |
| Thursday, August 14, 2025 | ASSIGNED TO EXAMINER |
| Tuesday, August 19, 2025 | NON-FINAL ACTION WRITTEN |
| Wednesday, August 20, 2025 | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW |
| Wednesday, October 1, 2025 | REFUSAL PROCESSED BY MPU |
| Wednesday, October 1, 2025 | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB |
| Saturday, October 18, 2025 | REFUSAL PROCESSED BY IB |
| Tuesday, March 10, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Tuesday, March 10, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, March 10, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Thursday, March 19, 2026 | FINAL REFUSAL WRITTEN |
| Thursday, March 19, 2026 | FINAL REFUSAL E-MAILED |
| Thursday, March 19, 2026 | NOTIFICATION OF FINAL REFUSAL EMAILED |
| Friday, March 20, 2026 | TEAS REQUEST FOR RECONSIDERATION RECEIVED |
| Friday, March 20, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, March 20, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Sunday, March 22, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, April 1, 2026 | NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB |
| Wednesday, April 1, 2026 | NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB |
| Wednesday, April 15, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Thursday, April 16, 2026 | NOTIFICATION PROCESSED BY IB |
| Tuesday, April 21, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, April 21, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, June 9, 2026 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, June 9, 2026 | NOTICE OF REGISTRATION CONFIRMATION EMAILED |
