Last Updated: June 12, 2026

Details for Patent: 11,291,793


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Summary for Patent: 11,291,793
Title:Conversion of nitrogen dioxide (NO2) to nitric oxide (NO)
Abstract:Inhalation of low levels of nitric oxide can rapidly and safely decrease pulmonary hypertension in mammals. A nitric oxide delivery system that converts nitrogen dioxide to nitric oxide employs a surface-active material, such as silica gel, coated with an aqueous solution of antioxidant, such as ascorbic acid.
Inventor(s):David P. Rounbehler, David H. Fine
Assignee: Vero Biotech Inc
Application Number:US17/459,052
Patent Claim Types:
see list of patent claims
Formulation; Compound; Device;

Drugs Protected by US Patent 11,291,793

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 11,291,793

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2005277397 ⤷  Start Trial
Canada 2576957 ⤷  Start Trial
European Patent Office 1789119 ⤷  Start Trial
European Patent Office 2724742 ⤷  Start Trial
Japan 2008510675 ⤷  Start Trial
Japan 2012179365 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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