DIFFUSEAL Trademark
Trademark Overview
On Tuesday, January 6, 2026, a trademark application was filed for DIFFUSEAL with the United States Patent and Trademark Office. The USPTO has given the DIFFUSEAL trademark a serial number of 99580409. The federal status of this trademark filing is APPROVED FOR PUBLICATION as of Tuesday, May 5, 2026. This trademark is owned by RAYOTEK SCIENTIFIC, LLC. The DIFFUSEAL trademark is filed in the Computer & Software Products & Electrical & Scientific Products and Computer & Software Services & Scientific Services categories with the following description:
Engineering design services; Engineering services in the field of optical materials; Custom design and engineering of optical windows; Custom design and engineering of glass and sapphire optical windows; Consulting services in the field of product design and development; Research and development of new products; Research and development and consultation related thereto in the field of optical materials; Design of optical components
Optical glasses; Optical reflectors; Optical lenses; Hermetically sealed sapphire optical window systems and electrical terminals and feedthroughs for high voltage and other harsh environments
General Information
| Serial Number | 99580409 |
| Word Mark | DIFFUSEAL |
| Filing Date | Tuesday, January 6, 2026 |
| Status | 680 - APPROVED FOR PUBLICATION |
| Status Date | Tuesday, May 5, 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 |
Trademark Statements
| Goods and Services | Engineering design services; Engineering services in the field of optical materials; Custom design and engineering of optical windows; Custom design and engineering of glass and sapphire optical windows; Consulting services in the field of product design and development; Research and development of new products; Research and development and consultation related thereto in the field of optical materials; Design of optical components |
| Goods and Services | Optical glasses; Optical reflectors; Optical lenses; Hermetically sealed sapphire optical window systems and electrical terminals and feedthroughs for high voltage and other harsh environments |
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 | Tuesday, January 6, 2026 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, January 6, 2026 |
| Primary Code | 042 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
Trademark Owner History
| Party Name | RAYOTEK SCIENTIFIC, LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | San Diego, CA 92121
US |
Trademark Events
| Event Date | Event Description |
| Tuesday, January 6, 2026 | NEW APPLICATION ENTERED |
| Tuesday, January 6, 2026 | APPLICATION FILING RECEIPT MAILED |
| Saturday, April 25, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, May 5, 2026 | ASSIGNED TO EXAMINER |
| Tuesday, May 5, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
