MEMBRANEBLUE Drug Patent Profile

When do Membraneblue patents expire, and what generic alternatives are available?

Membraneblue is a drug marketed by Dorc and is included in one NDA.

The generic ingredient in MEMBRANEBLUE is trypan blue. There are two drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the trypan blue profile page.

Summary for MEMBRANEBLUE

US Patents:	0
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	40
Formulation / Manufacturing:	see details
What excipients (inactive ingredients) are in MEMBRANEBLUE?	MEMBRANEBLUE excipients list
DailyMed Link:	MEMBRANEBLUE at DailyMed

Anatomical Therapeutic Chemical (ATC) Classes for MEMBRANEBLUE

S01KX	Other surgical aids
S01K	SURGICAL AIDS
S01	OPHTHALMOLOGICALS
S	Sensory organs

US Patents and Regulatory Information for MEMBRANEBLUE

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Dorc	MEMBRANEBLUE	trypan blue	SOLUTION;OPHTHALMIC	022278-001	Feb 20, 2009		DISCN	Yes	No

Expired US Patents for MEMBRANEBLUE

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Dorc	MEMBRANEBLUE	trypan blue	SOLUTION;OPHTHALMIC	022278-001	Feb 20, 2009
Dorc	MEMBRANEBLUE	trypan blue	SOLUTION;OPHTHALMIC	022278-001	Feb 20, 2009

International Patents for MEMBRANEBLUE

See the table below for patents covering MEMBRANEBLUE around the world.

Country	Patent Number	Title	Estimated Expiration
Poland	343925
Poland	194442
Australia	3853699
Germany	69905871
European Patent Office	1075284	EMPLOI DE COLORANT VITAL POUR FACILITER DES INTERVENTIONS EN CHIRURGIE VITREO-RETINIENNE (THE USE OF A VITAL DYE FOR FACILITATING SURGICAL PROCEDURES FOR VITREO-RETINAL SURGERY)