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Generated: April 19, 2019

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Details for Patent: 4,551,148

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Summary for Patent: 4,551,148
Title: Vaginal delivery systems and their methods of preparation and use
Abstract:Systems and their methods of preparation and use that release an active agent in a controlled manner for an extended period in a vaginal cavity environment. The systems are capable of delivering the active agent for periods greater than three hours at a predictable rate to a predetermined site, the vaginal cavity.
Inventor(s): Riley, Jr.; Thomas C. (Manchester, MO), Tharp; Charles P. (Belleville, IL), Lapka; Galen G. (St. Louis, MO)
Assignee: KV Pharmaceutical Company (St. Louis, MO)
Application Number:06/663,145
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Patent Claim Types:
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Delivery;

Drugs Protected by US Patent 4,551,148

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

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International Family Members for US Patent 4,551,148

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 68686 ➤ Try a Free Trial
Canada 1338977 ➤ Try a Free Trial
Germany 3584523 ➤ Try a Free Trial
European Patent Office 0244405 ➤ Try a Free Trial
Japan 2519029 ➤ Try a Free Trial
Japan S63501563 ➤ Try a Free Trial
World Intellectual Property Organization (WIPO) 8702576 ➤ Try a Free Trial
Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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