| http://www.w3.org/ns/prov#value | - No. 09/164,865 filed Oct. 1, 1998 which in turn is a continuation-in-part of U.S. Pat. No. 6,004,573 which was filed on Oct. 3, 1997 and issued Dec. 21, 1999, there is disclosed a biodegradable reverse thermal gelation system comprising ABA- or BAB-type block copolymers having an average molecular weight of between about 2000 and 4990 consisting of about 51 to 83% by weight of a hydrophobic A poly
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