Generated: December 11, 2017
DrugPatentWatch Database Preview
Details for Patent: 4,327,725
« Back to Dashboard
Summary for Patent: 4,327,725
|Title:|| Osmotic device with hydrogel driving member|
|Abstract:||An osmotic device is disclosed comprising a semipermeable wall surrounding a compartment housing an agent that is insoluble to very soluble in aqueous and biological fluids, and a layer of a fluid swellable, hydrogel. A passageway in the wall connects the agent with the exterior of the device.|
|Inventor(s):|| Cortese; Richard (San Jose, CA), Theeuwes; Felix (Los Altos, CA) |
|Assignee:|| ALZA Corporation (Palo Alto, CA) |
Patent Claim Types:|
see list of patent claims
|Delivery; Device; Formulation; |
No matches for this query
International Patent Family for Patent: 4,327,725
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.
Serving leading biopharmaceutical companies globally:
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.