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Serving leading biopharmaceutical companies globally:

Chinese Patent Office
Cantor Fitzgerald
US Department of Justice
Daiichi Sankyo

Generated: October 19, 2017

DrugPatentWatch Database Preview

Details for Patent: 6,375,978

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Which drugs does patent 6,375,978 protect, and when does it expire?

Patent 6,375,978 protects VIADUR and is included in one NDA.

This patent has fifteen patent family members in fifteen countries.

Summary for Patent: 6,375,978

Title: Rate controlling membranes for controlled drug delivery devices
Abstract:This invention provides rate controlling membranes for controlled drug delivery devices that are stable over time and exhibit more predictable and consistent membrane functionality. According to another aspect, the membranes have enhanced permeability. According to the invention, the rate controlling membrane of a controlled drug delivery device is subjected to a pre-treatment annealing process wherein it is subjected to an elevated temperature for a predetermined time period and subsequently cooled to ambient conditions before incorporation into a controlled drug delivery device.
Inventor(s): Kleiner; Lothar W. (Los Altos, CA), Gale; Robert M. (Los Altos, CA), Berggren; Randall G. (Livermore, CA), Tong; Gilbert T. (Union City, CA), Chen; Guohua (Sunnyvale, CA), Dionne; Keith E. (Cambridge, MA), Houston; Paul R. (Hayward, CA)
Assignee: ALZA Corporation (Mountain View, CA)
Application Number:09/213,213
Patent Claim Types:
see list of patent claims
Delivery; Device; Use;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Ortho Mcneil Janssen
leuprolide acetate
IMPLANT;IMPLANTATION021088-001Mar 3, 2000DISCNNoNo► Subscribe► Subscribe
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International Patent Family for Patent: 6,375,978

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Portugal1041975► Subscribe
Japan4215188► Subscribe
Japan2001526214► Subscribe
Hong Kong1029923► Subscribe
Spain2182379► Subscribe
European Patent Office1041975► Subscribe
Denmark1041975► Subscribe
Germany69807748► Subscribe
China100388916► Subscribe
China1282240► 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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Serving leading biopharmaceutical companies globally:

Queensland Health
Johnson and Johnson
Fish and Richardson

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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