HELIANTHOS
Live / Registered — Registered (as of 21 Jul 2026)
What this means for you
Registered since 21 Jul 2026. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 21 Jul 2032: the §8 declaration of use).
Record
- Serial number
- 98468786
- Registration number
- 8356693
- Mark type
- Word mark
- Filed
- 26 Mar 2024
- Published for opposition
- 26 Nov 2024
- Registered
- 21 Jul 2026
- Next maintenance filing
- §8 declaration of use, due by 21 Jul 2032 (grace period to 21 Jan 2033)
- Attorney of record
- Rachelle A. Dubow, Esq.
Goods and services
- Class 042 — Scientific and technological services: product development; product development in the fields of protein manufacturing; research and development of technology in the field of protein manufacturing; platform as a service services (PaaS) featuring software for designing and developing new products using protein manufacturing; Product research and development in the biotechnology field
Owner
- Sunflower Therapeutics, PBC, Hingham, MA, US
- Sunflower Therapeutics, PBC, Hingham, MA, US
- Sunflower Therapeutics, PBC, Hingham, MA, US
Prosecution history
- 21 Jul 2026 — NOTICE OF REGISTRATION CONFIRMATION EMAILED
- 21 Jul 2026 — REGISTERED-PRINCIPAL REGISTER
- 01 Jul 2026 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 01 Jul 2026 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 23 Jun 2026 — STATEMENT OF USE PROCESSING COMPLETE
- 25 Mar 2026 — USE AMENDMENT FILED
- 25 Mar 2026 — TEAS STATEMENT OF USE RECEIVED
- 08 Jan 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 07 Jan 2026 — SOU EXTENSION 2 GRANTED
- 07 Jan 2026 — SOU EXTENSION 2 FILED
- 07 Jan 2026 — SOU TEAS EXTENSION RECEIVED
- 01 Jul 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 30 Jun 2025 — SOU EXTENSION 1 GRANTED
- 30 Jun 2025 — SOU EXTENSION 1 FILED
- 30 Jun 2025 — SOU TEAS EXTENSION RECEIVED