US2008118435A1PendingUtilityA1
Composition comprising low density microspheres
Assignee: BRISTOL MYERS SQUIBB MEDICAL IPriority: Apr 5, 1991Filed: Jan 15, 2008Published: May 22, 2008
Est. expiryApr 5, 2011(expired)· nominal 20-yr term from priority
Inventors:Evan C. Unger
A61K 49/0419A61P 9/00Y10T428/31862Y10T428/2982
76
PatentIndex Score
0
Cited by
0
References
0
Claims
Abstract
Low density microspheres, methods for preparing same, and use of same as contrast agents are described. The microspheres have a void which contains a gas or the vapor of a volatile liquid selected from the group consisting of aliphatic hydrocarbons, chlorofluorocarbons, tetraalkyl silanes and perfluorocarbons.
Claims
exact text as granted — not AI-modified1 . A composition comprising low density microspheres having an outside diameter of about 50 microns, said microspheres comprising a polymer and having a void containing the vapor of a volatile liquid perfluorocarbon, wherein said microspheres, when combined with an aqueous solution to form a contrast agent, are suitable for administration to a patient either orally, rectally or by injection.
Join the waitlist — get patent alerts
Track US2008118435A1 — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.