Patent intelligence · US
US 6319912
Cyclic regimens using 2,1-benzisothiazoline 2,2-dioxides
Cyclic regimens using 2,1-benzisothiazoline 2,2-dioxides
Patent details — US 6319912
- Jurisdiction
- US
- Status
- expired
- Grant date
- Nov 20, 2001
- Expiration
- Nov 15, 2021
- Applicant
- Ligand Pharmaceuticals Incorporated
- Claims
- 10
- CPC classes
- A61K, A61K31/425, A61K31/535, A61K31/56
Quick answer
US 6319912 (Cyclic regimens using 2,1-benzisothiazoline 2,2-dioxides) is held by Ligand Pharmaceuticals Incorporated. Status: expired. Granted Nov 20, 2001. Expires Nov 15, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Ligand Pharmaceuticals Incorporated
- Grant date
- Expiration
- Claims
- 10
- CPC classes
- A61K, A61K31/425, A61K31/535, A61K31/56, A61K31/565, A61K31/57
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Frequently asked questions
What is US patent 6319912?
US 6319912 (Cyclic regimens using 2,1-benzisothiazoline 2,2-dioxides) is held by Ligand Pharmaceuticals Incorporated. Status: expired. Granted Nov 20, 2001. Expires Nov 15, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6319912?
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 6319912 expire?
Our index shows an expiration date of Nov 15, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.