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Details for Patent: 8,420,056

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Which drugs does patent 8,420,056 protect, and when does it expire?

Patent 8,420,056 protects NUCYNTA ER and is included in one NDA.

This patent has one hundred and thirty-seven patent family members in thirty-one countries.

Summary for Patent: 8,420,056

Title:	Abuse-proofed dosage form
Abstract:	The invention relates to a dosage form that is thermoshaped without being extruded and that is safeguarded from abuse, comprising at least one synthetic or natural polymer having a breaking strength of at least 500 N in addition to one or more active substances that could be subject to abuse and optionally physiologically acceptable adjuvants. The invention also relates to a corresponding method for producing said dosage form.
Inventor(s):	Arkenau-Maric; Elisabeth (Koln, DE), Bartholomaus; Johannes (Aachen, DE), Kugelmann; Heinrich (Aachen, DE)
Assignee:	Grunenthal GmbH (Aachen, DE)
Application Number:	13/270,505
Patent Claim Types: see list of patent claims	Compound; Dosage form; Process; Composition;

Drugs Protected by US Patent 8,420,056

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Patent Submitted
Depomed Inc	NUCYNTA ER	tapentadol hydrochloride	TABLET, EXTENDED RELEASE;ORAL	200533-001	Aug 25, 2011		RX	Yes	No			Y
Depomed Inc	NUCYNTA ER	tapentadol hydrochloride	TABLET, EXTENDED RELEASE;ORAL	200533-002	Aug 25, 2011		RX	Yes	No			Y
Depomed Inc	NUCYNTA ER	tapentadol hydrochloride	TABLET, EXTENDED RELEASE;ORAL	200533-003	Aug 25, 2011		RX	Yes	No			Y
Depomed Inc	NUCYNTA ER	tapentadol hydrochloride	TABLET, EXTENDED RELEASE;ORAL	200533-004	Aug 25, 2011		RX	Yes	No			Y

Non-Orange Book US Patents Family Members for Patent 8,420,056

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No.	Title	Estimated Patent Expiration
9,629,807	Abuse-proofed dosage form
8,114,384	Process for the production of an abuse-proofed solid dosage form
8,192,722	Abuse-proof dosage form
8,075,872	Abuse-proofed dosage form

International Patents Family Members for US Patent 8,420,056

Country	Document Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Taiwan	I381860
Taiwan	200640501
Slovenia	2478896
Slovenia	1859789