Patent intelligence · US
US 6899898
Induced phase transition method for the production of microparticles containing hydrophobic active agents
Induced phase transition method for the production of microparticles containing hydrophobic active agents
Patent details — US 6899898
- Jurisdiction
- US
- Status
- expired
- Grant date
- May 31, 2005
- Expiration
- May 26, 2025
- Applicant
- Nektar Therapeutics
- Claims
- 41
- CPC classes
- A61K, A61K31/58, A61K9/1647, A61K9/1694
Quick answer
US 6899898 (Induced phase transition method for the production of microparticles containing hydrophobic active agents) is held by Nektar Therapeutics. Status: expired. Granted May 31, 2005. Expires May 26, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Nektar Therapeutics
- Grant date
- Expiration
- Claims
- 41
- CPC classes
- A61K, A61K31/58, A61K9/1647, A61K9/1694, A61K9/5031
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Frequently asked questions
What is US patent 6899898?
US 6899898 (Induced phase transition method for the production of microparticles containing hydrophobic active agents) is held by Nektar Therapeutics. Status: expired. Granted May 31, 2005. Expires May 26, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6899898?
Nektar Therapeutics is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 423 pharmaceutical patents for this assignee.
When does US 6899898 expire?
Our index shows an expiration date of May 26, 2025 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.