DIFFUSION OPTICS TECHNOLOGY
Live / Applied — Final refusal mailed (as of 31 Mar 2026)
What this means for you
Not registered yet, but its 07 Feb 2025 filing date beats anything filed after it. If it registers, the owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 99032291
- Mark type
- Stylized text
- Filed
- 07 Feb 2025
- Attorney of record
- Gregory N. Owen
Goods and services
- Class 009 — Scientific and electric apparatus: Spectacles; Eyeglasses; Corrective glasses; Eyewear, namely, sunglasses, eyeglasses and ophthalmic frames and cases therefor; Ophthalmic lenses; Optical lenses; Eyeglass lenses; Eyeglass frames; Spectacle frames; Cases for eyewear; Cases for children's eye glasses
Owner
- SightGlass Vision, Inc., Dallas, TX, US
Prosecution history
- 31 Mar 2026 — NOTIFICATION OF FINAL REFUSAL EMAILED
- 31 Mar 2026 — FINAL REFUSAL E-MAILED
- 31 Mar 2026 — FINAL REFUSAL WRITTEN
- 17 Feb 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 17 Feb 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 17 Feb 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 23 Jan 2026 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 23 Jan 2026 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 23 Jan 2026 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 15 Oct 2025 — APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
- 15 Oct 2025 — APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
- 23 Jul 2025 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 23 Jul 2025 — NON-FINAL ACTION E-MAILED
- 23 Jul 2025 — NON-FINAL ACTION WRITTEN
- 16 Jul 2025 — ASSIGNED TO EXAMINER