Treprostinil – USA

Treprostinil – USA

IPR decision (Aug 27, 2018):

AIA Review
Filing Date
Institution Date
Petitioner
Patent No.
Final Written Decision
IPR2017-01621
06/21/2017
01/11/2018
Watson Laboratories, Inc.
9,358,240
Terminated-Settled
IPR2017-01622
06/21/2017
01/11/2018
9,339,507
US 9,358,240 (United Therapeutics Corp; Exp: 05/05/2028) –OB listed

1. A method of treating pulmonary hypertension comprising: administering by inhalation to a human suffering from pulmonary hypertension a therapeutically effective single event dose of a formulation comprising from 200 to 1000 .mu.g/ml of treprostinil or a pharmaceutically acceptable salt thereof with a pulsed ultrasonic nebulizer that aerosolizes a fixed amount of treprostinil or a pharmaceutically acceptable salt thereof per pulse, said pulsed ultrasonic nebulizer comprising an opto-acoustical trigger which allows said human to synchronize each breath to each pulse, said therapeutically effective single event dose comprising from 15 .mu.g to 90 .mu.g of treprostinil or a pharmaceutically acceptable salt thereof delivered in 1 to 18 breaths.
US 9,339,507 (United Therapeutics Corp; Exp: 03/10/2028) –OB listed

1. A kit for treating pulmonary hypertension comprising: (i) a formulation comprising 200 to 1000 .mu.g/ml treprostinil or a pharmaceutically acceptable salt thereof; (ii) a pulsed ultrasonic nebulizer comprising an opto-acoustical trigger, configured to (a) aerosolize a fixed amount of treprostinil per pulse, and (b) deliver by inhalation a therapeutically effective single event dose of said formulation, said single event dose comprising 15 .mu.g to 90 .mu.g treprostinil or a pharmaceutically acceptable salt thereof delivered in 1 to 18 breaths; and (iii) instructions for using the pulsed ultrasonic nebulizer with the formulation to treat a patient with pulmonary hypertension by delivering 15 .mu.g to 90 .mu.g treprostinil or a pharmaceutically acceptable salt thereof in 1 to 18 breaths to the patient in the single event dose.

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