|Title:||Triphasic oral contraceptive|
|Abstract:||A method of contraception in which an estrogen and a progestogen are administered daily for 21 days, the first seven days at a low contraceptively effective daily dose, the next 7 days at a daily progestogen dose about 1.5-2 times that of the first 7 days, and the next 7 days at a daily progestogen dose of 2-2.5 times that of the first 7 days, provided that the dosage of the estrogen is maintained at a constant level for the entire 21 days.|
|Inventor(s):||Pasquale; Samuel A. (Basking Ridge, NJ)|
|Assignee:||Ortho Pharmaceutical Corporation (Raritan, NJ)|
Patent Claim Types:|
see list of patent claims
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
Subscribe for full access, or try a Trial
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
Export unavailable in trial.
Subscribe for complete access.