Patent intelligence · US
US 6306436
Stabilized, acid-free formulation for sustained release of bupropion hydrochloride
Stabilized, acid-free formulation for sustained release of bupropion hydrochloride
Patent details — US 6306436
- Jurisdiction
- US
- Status
- expired
- Grant date
- Oct 23, 2001
- Expiration
- Oct 18, 2021
- Applicant
- Teva Pharmaceuticals USA, Inc.
- Claims
- 36
- CPC classes
- A61K, A61K31/137, A61K9/2013, A61K9/2018
Quick answer
US 6306436 (Stabilized, acid-free formulation for sustained release of bupropion hydrochloride) is held by Teva Pharmaceuticals USA, Inc.. Status: expired. Granted Oct 23, 2001. Expires Oct 18, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Teva Pharmaceuticals USA, Inc.
- Grant date
- Expiration
- Claims
- 36
- CPC classes
- A61K, A61K31/137, A61K9/2013, A61K9/2018, A61K9/2027, A61K9/2054
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Frequently asked questions
What is US patent 6306436?
US 6306436 (Stabilized, acid-free formulation for sustained release of bupropion hydrochloride) is held by Teva Pharmaceuticals USA, Inc.. Status: expired. Granted Oct 23, 2001. Expires Oct 18, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6306436?
Teva Pharmaceuticals USA, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 454 pharmaceutical patents for this assignee.
When does US 6306436 expire?
Our index shows an expiration date of Oct 18, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.