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Recent and Upcoming Patent Expirations

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Recent Paragraph IV Challenges

TradenameSubmission date
EPIDUO FORTE
May 04, 2016
STENDRA
April 27, 2016
QUILLCHEW ER
April 25, 2016
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Drug Patent Expiration

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Recently Added and Delisted Patents

These are patents which have been reported by the FDA since the last major update; they are not yet in the main database.

Recent Additions
ApplicantTradenameNDAPatentDate Added
Collegium Pharm Inc
XTAMPZA ER
2080907,399,488Jul 20, 2016
Collegium Pharm Inc
XTAMPZA ER
2080908,557,291Jul 20, 2016
Collegium Pharm Inc
XTAMPZA ER
2080909,044,398Jul 20, 2016
Collegium Pharm Inc
XTAMPZA ER
2080908,449,909Jul 20, 2016

Full list >>

Recent Delistings
ApplicantTradenameNDAPatentDate Delisted
Mannkind
AFREZZA
0224728,912,193Jul 6, 2016
Mannkind
AFREZZA
0224728,499,757Jul 6, 2016
Mannkind
AFREZZA
0224729,283,193Jul 6, 2016
Mannkind
AFREZZA
0224728,227,409Jul 6, 2016

Full list >>

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors.

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