Patent intelligence · US
US 6228891
Use of 2,3-dimethoxy-5-methyl-6-decaprenyl-1,4-benzoquinone
Use of 2,3-dimethoxy-5-methyl-6-decaprenyl-1,4-benzoquinone
Patent details — US 6228891
- Jurisdiction
- US
- Status
- expired
- Grant date
- May 8, 2001
- Expiration
- May 3, 2021
- Applicant
- MSE Pharmazeutika GmbH
- Claims
- 4
- CPC classes
- A61K, A61K31/122, A61P, A61P27/16
Quick answer
US 6228891 (Use of 2,3-dimethoxy-5-methyl-6-decaprenyl-1,4-benzoquinone) is held by MSE Pharmazeutika GmbH. Status: expired. Granted May 8, 2001. Expires May 3, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- MSE Pharmazeutika GmbH
- Grant date
- Expiration
- Claims
- 4
- CPC classes
- A61K, A61K31/122, A61P, A61P27/16
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Frequently asked questions
What is US patent 6228891?
US 6228891 (Use of 2,3-dimethoxy-5-methyl-6-decaprenyl-1,4-benzoquinone) is held by MSE Pharmazeutika GmbH. Status: expired. Granted May 8, 2001. Expires May 3, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6228891?
MSE Pharmazeutika GmbH is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 60 pharmaceutical patents for this assignee.
When does US 6228891 expire?
Our index shows an expiration date of May 3, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.