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Serving hundreds of leading biopharmaceutical companies globally:

Mallinckrodt
Julphar
US Department of Justice
Citi
Express Scripts
Teva
Cerilliant
Covington
Colorcon

Generated: April 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,582,728

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Summary for Patent: 6,582,728
Title: Spray drying of macromolecules to produce inhaleable dry powders
Abstract:According to the subject invention, dispersible dry powder pharmaceutical-based compositions are provided, including methods for their manufacture and dry powder dispersion devices. A dispersible dry powder pharmaceutical-based composition is one having a moisture content of less than about 10% by weight (%w) water, usually below about 5%w and preferably less than about 3%w; a particle size of about 1.0-5.0 .mu.m mass median diameter (MMD), usually 1.0-4.0 .mu.m MMD, and preferably 1.0-3.0 .mu.m MMD; a delivered dose of about >30%, usually >40%, preferably >50%, and most preferred >60%; and an aerosol particle size distribution of about 1.0-5.0 .mu.m mass median aerodynamic diameter (MMAD), usually 1.5-4.5 .mu.m MMAD, and preferably 1.5-4.0 MMAD. Such composition are of pharmaceutical grade purity.
Inventor(s): Platz; Robert M. (Half Moon Bay, CA), Patton; John S. (San Carlos, CA), Foster; Linda (Sunnyvale, CA), Eljamal; Mohammed (San Jose, CA)
Assignee: Inhale Therapeutic Systems, Inc. (San Carlos, CA)
Application Number:08/423,515
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Process;

Drugs Protected by US Patent 6,582,728

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
Pfizer EXUBERA insulin recombinant human POWDER;INHALATION 021868-001 Jan 27, 2006 DISCN No No ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
Pfizer EXUBERA insulin recombinant human POWDER;INHALATION 021868-002 Jan 27, 2006 DISCN No No ➤ Try a Free Trial ➤ Try a Free Trial Y ➤ Try a Free Trial
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

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Non-Orange Book US Patents Family Members for Patent 6,582,728

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
7,456,150 Pulmonary delivery of active fragments of parathyroid hormone ➤ Try a Free Trial
6,479,049 Methods and compositions for the dry powder formulation of interferons ➤ Try a Free Trial
6,423,344 Dispersible macromolecule compositions and methods for their preparation and use ➤ Try a Free Trial
5,994,314 Compositions and methods for nucleic acid delivery to the lung ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 6,582,728

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 0846009 ➤ Try a Free Trial
Spain 2316917 ➤ Try a Free Trial
Greece 3032973 ➤ Try a Free Trial
Georgia, Republic of P20032985 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Chinese Patent Office
US Department of Justice
Johnson and Johnson
Daiichi Sankyo
Harvard Business School
Federal Trade Commission
Mallinckrodt
Fish and Richardson
UBS

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