.

Pharmaceutical Business Intelligence

  • Anticipate P&T budget requirements
  • Evaluate market entry opportunities
  • Find generic sources and suppliers
  • Predict branded drug patent expiration

► Plans and Pricing

Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

DrugPatentWatch Database Preview

Details for Patent: 6,723,303

« Back to Dashboard
Patent 6,723,303 protects OPTISON and is included in one NDA.

This patent has thirty-nine patent family members in twenty-seven countries.

Summary for Patent: 6,723,303

Title: Ultrasound contrast agents including protein stabilized microspheres of perfluoropropane, perfluorobutane or perfluoropentane
Abstract:Agents for use in ultrasound contrast include protein microspheres in which a gas such as perfluoropropane, perfluorobutane or perfluoropentane is contained.
Inventor(s): Quay; Steven C (Pacific Palisades, CA)
Assignee: Amersham Health, AS (Oslo, NO)
Application Number:08/466,104
Patent Claim Types:
see list of patent claims
Formulation; Use;

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Ge Healthcare
OPTISON
albumin human
INJECTABLE;INJECTION020899-001Dec 31, 1997RXYes6,723,303► subscribeY
This preview shows a limited data set
Subscribe for full access, or try a Trial

Export unavailable in trial.
Subscribe for complete access.

Non-Orange Book Patents for Patent: 6,723,303

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
6,875,420 Method of ultrasound imaging► subscribe
5,573,751 Persistent gaseous bubbles as ultrasound contrast media► subscribe
5,558,094 Methods for using persistent gases as ultrasound contrast media► subscribe
This preview shows a limited data set
Subscribe for full access, or try a Trial

The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

Export unavailable in trial.
Subscribe for complete access.

International Patent Family for Patent: 6,723,303

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria191346► subscribe
Australia2550392► subscribe
Australia3995997► subscribe
This preview shows a limited data set
Subscribe for full access, or try a Trial

The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

Export unavailable in trial.
Subscribe for complete access.

For more information try a trial or see the database preview and plans and pricing

How are People Using DrugPatentWatch?

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

`abc