Patent intelligence · US
US 6558688
Ocular tissue regeneration inducer
Ocular tissue regeneration inducer
Patent details — US 6558688
- Jurisdiction
- US
- Status
- expired
- Grant date
- May 6, 2003
- Expiration
- May 1, 2023
- Applicant
- KURARAY CO., LTD.
- Claims
- 11
- CPC classes
- A61K, A61K31/765, A61K31/785, A61K31/787
Quick answer
US 6558688 (Ocular tissue regeneration inducer) is held by KURARAY CO., LTD.. Status: expired. Granted May 6, 2003. Expires May 1, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- KURARAY CO., LTD.
- Grant date
- Expiration
- Claims
- 11
- CPC classes
- A61K, A61K31/765, A61K31/785, A61K31/787, A61K31/79, A61P
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Frequently asked questions
What is US patent 6558688?
US 6558688 (Ocular tissue regeneration inducer) is held by KURARAY CO., LTD.. Status: expired. Granted May 6, 2003. Expires May 1, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6558688?
KURARAY CO., LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 132 pharmaceutical patents for this assignee.
When does US 6558688 expire?
Our index shows an expiration date of May 1, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.