Details for Patent: 5,013,556

✉ Email this page to a colleague

Summary for Patent: 5,013,556

Title:	Liposomes with enhanced circulation time
Abstract:	A liposome composition which contains between 1-20 mole percent of an amphipathic lipid derivatized with a polyalkylether, as exemplified by phosphatidylethanolamine derivatized with polyethyleneglycol. The derivatized lipid enchances the circulation time of the liposomes severalfold, and this enhancement is achieved with either fluid or membrane-rigidifying liposome components. Also disclosed are methods for delivering a drug for slow release from the bloodstream, and for targeting a selected tissue or cells with liposomes, via the bloodstream.
Inventor(s):	Woodle; Martin C. (Menlo Park, CA), Martin; Francis J. (San Francisco, CA), Yau-Young; Annie (Los Altos, CA), Redemann; Carl T. (Walnut Creek, CA)
Assignee:	Liposome Technology, Inc. (Menlo Park, CA)
Application Number:	07/425,224
Patent Claim Types: see list of patent claims	Composition; Dosage form; Delivery; Compound; Use;

Drugs Protected by US Patent 5,013,556

Glossary

Subscribe to access the full database, or Sign Up
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

International Family Members for US Patent 5,013,556

Subscribe to access the full database, or Sign Up
Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	0496835	⤷ Sign Up	960031	Netherlands	⤷ Sign Up
European Patent Office	0496835	⤷ Sign Up	SPC/GB96/053	United Kingdom	⤷ Sign Up
European Patent Office	0496835	⤷ Sign Up	C960031	Netherlands	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

Make Better Decisions: Try a trial or see plans & pricing

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 verification 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.