Perflutren Patent Expiration

Perflutren is used for medical imaging using ultrasound technology. It was first introduced by Lantheus Medical Imaging Inc in its drug Definity on Jul 31, 2001. Another drug containing Perflutren is Definity Rt.


Perflutren Patents

Given below is the list of patents protecting Perflutren, along with the drug name that holds that patent and the company name owning that drug.

Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Definity US10583207 Lipid-encapsulated gas microsphere compositions and related methods Dec 28, 2035 Lantheus Medcl
Definity US10583208 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity US10588988 Methods and devices for preparation of ultrasound contrast agents May 04, 2037 Lantheus Medcl
Definity US11266750 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity US11529431 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity US11857646 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity US11925695 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity US5527521 Low density microspheres and suspensions and their use as contrast agents for computed tomography and in other applications Feb 22, 2015

(Expired)

Lantheus Medcl
Definity US5585112 Method of preparing gas and gaseous precursor-filled microspheres Dec 17, 2013

(Expired)

Lantheus Medcl
Definity US6033645 Methods for diagnostic imaging by regulating the administration rate of a contrast agent Jun 19, 2016

(Expired)

Lantheus Medcl
Definity US8658205 Preparation of a lipid blend and a phospholipid suspension containing the lipid blend Jun 18, 2019

(Expired)

Lantheus Medcl
Definity US8685441 Preparation of a lipid blend and a phospholipid suspension containing the lipid blend Jan 13, 2019

(Expired)

Lantheus Medcl
Definity US9545457 Preparation of a lipid blend and a phospholipid suspension containing the lipid blend Jan 13, 2019

(Expired)

Lantheus Medcl
Definity US9789210 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US10022460 Lipid-encapsulated gas microsphere compositions and related methods Dec 28, 2035 Lantheus Medcl
Definity Rt US10583207 Lipid-encapsulated gas microsphere compositions and related methods Dec 28, 2035 Lantheus Medcl
Definity Rt US10583208 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US10588988 Methods and devices for preparation of ultrasound contrast agents May 04, 2037 Lantheus Medcl
Definity Rt US11266750 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US11395856 Lipid-encapsulated gas microsphere compositions and related methods Dec 28, 2035 Lantheus Medcl
Definity Rt US11529431 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US11857646 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US11925695 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl
Definity Rt US9789210 Methods for making ultrasound contrast agents Mar 16, 2037 Lantheus Medcl


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