TRIPHASIL-28 Drug Patent Profile
✉ Email this page to a colleague
When do Triphasil-28 patents expire, and when can generic versions of Triphasil-28 launch?
Triphasil-28 is a drug marketed by Wyeth Pharms Inc and is included in one NDA.
The generic ingredient in TRIPHASIL-28 is ethinyl estradiol; levonorgestrel. There are twenty-six drug master file entries for this compound. Twenty-three suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; levonorgestrel profile page.
US Patents and Regulatory Information for TRIPHASIL-28
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wyeth Pharms Inc | TRIPHASIL-28 | ethinyl estradiol; levonorgestrel | TABLET;ORAL-28 | 019190-001 | Nov 1, 1984 | DISCN | Yes | No | ⤷ Start Trial | ⤷ Start Trial | ⤷ Start Trial | ||||
| >Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Exclusivity Expiration |
International Patents for TRIPHASIL-28
See the table below for patents covering TRIPHASIL-28 around the world.
| Country | Patent Number | Title | Estimated Expiration |
|---|---|---|---|
| Belgium | 716736 | ⤷ Start Trial | |
| Cyprus | 658 | Pharmaceutical compositions | ⤷ Start Trial |
| Denmark | 130949 | ⤷ Start Trial | |
| United Kingdom | 1204171 | ⤷ Start Trial | |
| >Country | >Patent Number | >Title | >Estimated Expiration |
Supplementary Protection Certificates for TRIPHASIL-28
| Patent Number | Supplementary Protection Certificate | SPC Country | SPC Expiration | SPC Description |
|---|---|---|---|---|
| 1453521 | 93156 | Luxembourg | ⤷ Start Trial | PRODUCT NAME: LEVONORGESTREL ET ETHINYLESTRADIOL; FIRST REGISTRATION DATE: 20150211 |
| 1380301 | 2009C/007 | Belgium | ⤷ Start Trial | PRODUCT NAME: DROSPIRENONE-ETHINYLESTRADIOL; AUTHORISATION NUMBER AND DATE: BE321386 20080811 |
| 0398460 | C300221 | Netherlands | ⤷ Start Trial | PRODUCT NAME: DROSPIRENON EN ETHINYLESTRADIOL; REGISTRATION NO/DATE: RVG 23827 20000307 |
| 1214076 | C01214076/01 | Switzerland | ⤷ Start Trial | PRODUCT NAME: DROSPIRENONE + ETHINYLESTRADIOL; REGISTRATION NUMBER/DATE: SWISSMEDIC 57946 13.06.2008 |
| >Patent Number | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration | >SPC Description |
Make Better Decisions: Try a trial or see plans & pricing
Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.
ISSN: 2162-2639
Privacy and Cookies
Terms & Conditions
Site Map
DrugPatentWatch Alternatives
LOE / Generic Entry Opportunies 2026 - 2027
NCE-1 Patent Challenge Dates 2026 - 2027
Friedman, Yali. "DrugPatentWatch" DrugPatentWatch, thinkBiotech, 2026, www.DrugPatentWatch.com.
See Primary Research Papers Citing DrugPatentWatch