SMARTHEAT
Live / Applied — Fifth extension granted (statement of use) (as of 17 Feb 2026)
What this means for you
Not registered yet, but its 26 Jul 2022 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
- 97520248
- Mark type
- Stylized text
- Filed
- 26 Jul 2022
- Published for opposition
- 28 Mar 2023
- Attorney of record
- Muzamil Huq
Goods and services
- Class 010 — Medical apparatus: Medical devices for the treatment of ophthalmological conditions
Owner
- Sight Sciences, Inc., Menlo Park, CA, US
- Sight Sciences, Inc., Menlo Park, CA, US
Prosecution history
- 18 Feb 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 17 Feb 2026 — SOU EXTENSION 5 GRANTED
- 28 Sept 2025 — SOU EXTENSION 5 FILED
- 17 Feb 2026 — CASE ASSIGNED TO INTENT TO USE PARALEGAL
- 29 Sept 2025 — SOU TEAS EXTENSION RECEIVED
- 16 Apr 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 16 Apr 2025 — SOU EXTENSION 4 GRANTED
- 16 Apr 2025 — SOU EXTENSION 4 FILED
- 16 Apr 2025 — SOU TEAS EXTENSION RECEIVED
- 22 Oct 2024 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 22 Oct 2024 — SOU EXTENSION 3 GRANTED
- 22 Oct 2024 — SOU EXTENSION 3 FILED
- 22 Oct 2024 — SOU TEAS EXTENSION RECEIVED
- 23 May 2024 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 22 May 2024 — SOU EXTENSION 2 GRANTED