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Details for Patent: 9,226,892

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Patent 9,226,892 protects ASPIRIN and is included in one NDA.

This patent has nine patent family members in nine countries.

Summary for Patent: 9,226,892

Title:pH dependent carriers for targeted release of pharmaceuticals along the gastrointestinal tract, compositions therefrom, and making and using same
Abstract: Novel drug carriers capable of targeted and/or pH dependent release of biologically active agents into selected pH environments including the gastrointestinal (GI), ophthalmic, urinary, or reproductive tracts. Unexpectedly, carriers including free fatty acids (FFA) are able to deliver biologically active agents to various pH environments. Such targeted delivery is tailorable and useful for active agents that are: (a) injurious to the upper GI tract (esophagus, stomach, and duodenum), (b) acid labile, (c) impermeable/insoluble compounds in GI fluids, (d) susceptible to first pass metabolism, and/or (e) cause stomach irritation, upset, or dyspepsia.
Inventor(s): Marathi; Upendra K. (Houston, TX), Childress; Susann Edler (Houston, TX), Gammill; Shaun L. (Houston, TX), Strozier; Robert W. (Houston, TX)
Assignee: PLX PHARMA INC. (Houston, TX)
Application Number:13/791,189
Patent Claim Types:
see list of patent claims
Use; Composition;
Patent Metrics:
Source: PatentQuant.com
Field: Not categorized
Back Citations: 60th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Plx Pharma
ASPIRIN
aspirin
CAPSULE;ORAL203697-001Jan 14, 2013OTCYes9,226,892► subscribe TREATMENT/PREVENTION OF CARDIOVASCULAR DISEASE
Plx Pharma
ASPIRIN
aspirin
CAPSULE;ORAL203697-001Jan 14, 2013OTCYes9,226,892► subscribe TEMPORARY RELIEF OF MINOR ACHES AND PAINS
Plx Pharma
ASPIRIN
aspirin
CAPSULE;ORAL203697-001Jan 14, 2013OTCYes9,226,892► subscribe TEMPORARY REDUCTION OF FEVER
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Non-Orange Book Patents for Patent: 9,226,892

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
9,216,150pH dependent carriers for targeted release of pharmaceuticals along the gastrointestinal tract, compositions therefrom, and making and using same► subscribe
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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.

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International Patent Family for Patent: 9,226,892

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Mexico2014003890► subscribe
South Korea20140105436► subscribe
Japan2014531460► subscribe
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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.

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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.

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