Patent 6992065 was granted and assigned to Genentech on January, 2006 by the United States Patent and Trademark Office.
A composition for sustained release comprises a carrier material containing a non-polymeric, non-water soluble liquid material having a viscosity of at least 5,000 cP at 37° C. that does not crytallize neat under ambient physiological conditions, a multivalent metal cation, and growth hormone.