Patent intelligence · US
US 6576786
Process for preparing substituted cyclopentane derivatives and novel crystalline structures thereof
Process for preparing substituted cyclopentane derivatives and novel crystalline structures thereof
Patent details — US 6576786
- Jurisdiction
- US
- Status
- expired
- Grant date
- Jun 10, 2003
- Expiration
- Jun 5, 2023
- Applicant
- BioCryst Pharmaceuticals, Inc.
- Claims
- 19
- CPC classes
- A61P, A61P31/12, A61P31/16
Quick answer
US 6576786 (Process for preparing substituted cyclopentane derivatives and novel crystalline structures thereof) is held by BioCryst Pharmaceuticals, Inc.. Status: expired. Granted Jun 10, 2003. Expires Jun 5, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- BioCryst Pharmaceuticals, Inc.
- Grant date
- Expiration
- Claims
- 19
- CPC classes
- A61P, A61P31/12, A61P31/16
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Frequently asked questions
What is US patent 6576786?
US 6576786 (Process for preparing substituted cyclopentane derivatives and novel crystalline structures thereof) is held by BioCryst Pharmaceuticals, Inc.. Status: expired. Granted Jun 10, 2003. Expires Jun 5, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6576786?
BioCryst Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 72 pharmaceutical patents for this assignee.
When does US 6576786 expire?
Our index shows an expiration date of Jun 5, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.