Levodopa Patent Expiration
Levodopa is Used for managing off episodes in Parkinson's disease patients treated with carbidopa/levodopa through the inhalation of levodopa powder particles. It was first introduced by Hoffmann La Roche Inc
Levodopa Patents
Given below is the list of patents protecting Levodopa, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Inbrija | US8545878 | Capsules containing high doses of levodopa for pulmonary use | Nov 16, 2032 | Merz Pharms |
| Inbrija | US8685442 | Capsules containing high doses of levodopa for pulmonary use | Nov 16, 2032 | Merz Pharms |
| Inbrija | US8945612 | Capsules containing high doses of levodopa for pulmonary use | Nov 16, 2032 | Merz Pharms |
| Inbrija | US9393210 | Capsules containing high doses of levodopa for pulmonary use | Nov 16, 2032 | Merz Pharms |
| Inbrija | USRE43711 | Pulmonary delivery for levodopa | Feb 03, 2029 | Merz Pharms |
| Inbrija | US7182961 | Particulate compositions for pulmonary delivery |
Feb 22, 2024
(Expired) | Merz Pharms |
| Inbrija | US8404276 | Pulmonary delivery for levodopa |
Mar 19, 2023
(Expired) | Merz Pharms |
| Inbrija | US8586093 | Pulmonary delivery for levodopa |
Mar 19, 2023
(Expired) | Merz Pharms |
| Inbrija | US9155699 | Pulmonary delivery for levodopa |
Mar 19, 2023
(Expired) | Merz Pharms |
| Inbrija | US7384649 | Particulate compositions for pulmonary delivery |
Nov 20, 2022
(Expired) | Merz Pharms |
| Inbrija | US6858199 | High efficient delivery of a large therapeutic mass aerosol |
Nov 04, 2021
(Expired) | Merz Pharms |
| Inbrija | US7556798 | Highly efficient delivery of a large therapeutic mass aerosol |
Nov 04, 2021
(Expired) | Merz Pharms |
| Inbrija | US7146978 | Inhalation device and method |
Apr 16, 2021
(Expired) | Merz Pharms |
| Inbrija | US6514482 | Pulmonary delivery in treating disorders of the central nervous system |
Sep 19, 2020
(Expired) | Merz Pharms |
| Inbrija | US6613308 | Pulmonary delivery in treating disorders of the central nervous system |
Sep 19, 2020
(Expired) | Merz Pharms |
| Inbrija | US6979437 | Pulmonary delivery in treating disorders of the central nervous system |
Sep 19, 2020
(Expired) | Merz Pharms |
| Inbrija | US6921528 | Highly efficient delivery of a large therapeutic mass aerosol |
Jun 19, 2020
(Expired) | Merz Pharms |
| Inbrija | US8628754 | Highly efficient delivery of a large therapeutic mass aerosol |
Jun 19, 2020
(Expired) | Merz Pharms |
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