Patent intelligence · US
US 6509334
Cyclocarbamate derivatives as progesterone receptor modulators
Cyclocarbamate derivatives as progesterone receptor modulators
Patent details — US 6509334
- Jurisdiction
- US
- Status
- expired
- Grant date
- Jan 21, 2003
- Expiration
- Jan 16, 2023
- Applicant
- Ligand Pharmaceuticals Incorporated
- Claims
- 94
- CPC classes
- A61P, A61P15/00, A61P15/18, A61P35/00
Quick answer
US 6509334 (Cyclocarbamate derivatives as progesterone receptor modulators) is held by Ligand Pharmaceuticals Incorporated. Status: expired. Granted Jan 21, 2003. Expires Jan 16, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Ligand Pharmaceuticals Incorporated
- Grant date
- Expiration
- Claims
- 94
- CPC classes
- A61P, A61P15/00, A61P15/18, A61P35/00, A61P43/00
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Frequently asked questions
What is US patent 6509334?
US 6509334 (Cyclocarbamate derivatives as progesterone receptor modulators) is held by Ligand Pharmaceuticals Incorporated. Status: expired. Granted Jan 21, 2003. Expires Jan 16, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6509334?
Ligand Pharmaceuticals Incorporated is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 133 pharmaceutical patents for this assignee.
When does US 6509334 expire?
Our index shows an expiration date of Jan 16, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.