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Absorbable in situ gel-forming system, method of making and use thereof
US8936784B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8936784-B2 |
| Application number | US-201113274824-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 17, 2011 |
| Priority date | Oct 17, 2011 |
| Publication date | Jan 20, 2015 |
| Grant date | Jan 20, 2015 |
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Abstract
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An in situ gel-forming composition is disclosed. The in situ gel-forming composition comprises one or more absorbable polymers, solvents such as N-methyl-2-pyrrolidone, polyethylene glycol or DMSO, and optionally one or more bioactive agent. The composition forms a hydrogel or semi-solid mass on contact with an aqueous environment. The method of using in situ gel-forming composition for various applications is also disclosed.
First claim
Opening claim text (preview).
What is claimed is: 1. An in situ gel-forming composition, comprising: one or more absorbable polymer(s) comprising a multiblock copolymer containing blocks of poly(lactide-co-trimethylene carbonate) and blocks of poly(lactide-co-glycolide); and a solvent selected from the group consisting of N-methyl-2-pyrrolidone (NMP), polyethylene glycol (PEG), dimethyl sulfoxide (DMSO) and mixtures thereof, wherein said composition has a viscosity in the range of about 1 cP to about 100 c…
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Human Necessities · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
Human Necessities · mapped topic
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- What does patent US8936784B2 cover?
- An in situ gel-forming composition is disclosed. The in situ gel-forming composition comprises one or more absorbable polymers, solvents such as N-methyl-2-pyrrolidone, polyethylene glycol or DMSO, and optionally one or more bioactive agent. The composition forms a hydrogel or semi-solid mass on contact with an aqueous environment. The method of using in situ gel-forming composition for various…
- Who is the assignee on this patent?
- Corbett Joel, Olbrich Jason, Shalaby Joanne E, and 1 more
- What technology area does this patent fall under?
- Primary CPC classification A61K31/08. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Jan 20 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).