You’re using a public version of DrugPatentWatch with 5 free searches available | Register to unlock more free searches. CREATE FREE ACCOUNT

Last Updated: March 29, 2024

Details for Patent: 8,246,978


✉ Email this page to a colleague

« Back to Dashboard


Which drugs does patent 8,246,978 protect, and when does it expire?

Patent 8,246,978 protects TWIRLA and is included in one NDA.

This patent has nineteen patent family members in twelve countries.

Summary for Patent: 8,246,978
Title:Dermal delivery device with reduced loss of its volatile components
Abstract: This invention relates to a transdermal drug delivery device that comprises an active ingredient (AI) layer, having a skin contacting surface and a non-skin contacting surface and comprising a volatile component, a release liner impermeable to the volatile component adjacent the skin contacting surface of the AI layer having a perimeter that extends beyond the perimeter of the AI layer in all directions, and an overlay comprising a pressure sensitive adhesive (PSA) that does not absorb the volatile component adjacent the non-skin contacting surface of the AI layer having a perimeter of which extends beyond the perimeter of the AI layer in all directions, wherein the release liner and the PSA of the overlay are in contact with and adhered to each other around the perimeter of the AI layer to form a seal that reduces or prevents volatile component loss.
Inventor(s): Kydonieus; Agis (Princeton, NJ), Conway; Robert G. (Princeton, NJ), Rossi; Thomas M. (Princeton, NJ)
Assignee: Agile Therapeutics, Inc. (Princeton, NJ)
Application Number:12/668,322
Patent Claim Types:
see list of patent claims
Use; Compound; Delivery; Device;

Drugs Protected by US Patent 8,246,978

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Agile TWIRLA ethinyl estradiol; levonorgestrel SYSTEM;TRANSDERMAL 204017-001 Feb 14, 2020 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 8,246,978

PCT Information
PCT FiledJuly 10, 2008PCT Application Number:PCT/US2008/069618
PCT Publication Date:January 15, 2009PCT Publication Number: WO2009/009649

International Family Members for US Patent 8,246,978

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2008275101 ⤷  Try a Trial
Brazil PI0814697 ⤷  Try a Trial
Canada 2692884 ⤷  Try a Trial
China 101801321 ⤷  Try a Trial
Eurasian Patent Organization 020208 ⤷  Try a Trial
Eurasian Patent Organization 201070123 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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. 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.