Patent intelligence · US
US 8278437
Hydroxypropyl-sulfobutyl-beta-cyclodextrin, the preparation method, the analytical method, and the pharmacutical application thereof
Hydroxypropyl-sulfobutyl-beta-cyclodextrin, the preparation method, the analytical method, and the pharmacutical application thereof
Patent details — US 8278437
- Jurisdiction
- US
- Status
- granted
- Grant date
- Oct 2, 2012
- Expiration
- Sep 27, 2032
- Claims
- 16
- CPC classes
- A61K, A61K31/724, A61K47/40, A61K47/6951
Quick answer
US 8278437 (Hydroxypropyl-sulfobutyl-beta-cyclodextrin, the preparation method, the analytical method, and the pharmacutical application thereof) is held by Hainan Hdeton Science and Technology Co., Ltd.. Status: granted. Granted Oct 2, 2012. Expires Sep 27, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Grant date
- Expiration
- Claims
- 16
- CPC classes
- A61K, A61K31/724, A61K47/40, A61K47/6951, A61K9/0019, A61P
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Frequently asked questions
What is US patent 8278437?
US 8278437 (Hydroxypropyl-sulfobutyl-beta-cyclodextrin, the preparation method, the analytical method, and the pharmacutical application thereof) is held by Hainan Hdeton Science and Technology Co., Ltd.. Status: granted. Granted Oct 2, 2012. Expires Sep 27, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 8278437?
Hainan Hdeton Science and Technology Co., Ltd. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 163 pharmaceutical patents for this assignee.
When does US 8278437 expire?
Our index shows an expiration date of Sep 27, 2032 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.