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Details for Patent: 7,687,075

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Patent 7,687,075 protects OSMOPREP and is included in one NDA. There has been one Paragraph IV challenge on Osmoprep.

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

Summary for Patent: 7,687,075

Title:Colonic purgative composition with soluble binding agent
Abstract:This invention relates to novel colonic purgative compositions in a solid dosage form, comprising at least one purgative and at least one soluble, or soluble, nonfermentable binder, such as polyethylene glycol. Further, this invention relates to methods of using the colonic purgative compositions. The present compositions and methods are designed to improve patient tolerance and compliance, while at the same time improving the quality of bowel cleansing. The formulations and methods of this invention are particularly useful to cleanse the bowel prior to diagnostic and surgical procedures and can also be employed in lower dosages as a laxative to promote elimination and/or to relieve constipation.
Inventor(s): Skiendzielewski; Stephen (Norristown, PA), Rose; Martin (Bethesda, MD), Do; Ngoc (Bel Air, MD)
Assignee: Salix Pharmaceuticals, Ltd. (Morrisville, NC)
Application Number:10/988,693
Patent Claim Types:
see list of patent claims
Formulation; Dosage form; Composition; Device; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 20th percentile
Forward Citations: 2nd percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Salix Pharms
OSMOPREP
sodium phosphate, dibasic, anhydrous; sodium phosphate, monobasic, monohydrate
TABLET;ORAL021892-001Mar 16, 2006RXYes7,687,075► subscribeYY
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Non-Orange Book Patents for Patent: 7,687,075

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
8,507,009Colonic purgative composition with soluble binding agent► subscribe
7,718,197Colonic purgative composition with soluble binding agent► 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: 7,687,075

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
South Korea20060114342► subscribe
South Korea101495690► subscribe
South Korea20130048790► 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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