Inventor · Bend, OR, US

Leah E. Appel

17Patents
6h-index
30Co-inventors
66Inventor score

Filing activity: Jun 22, 1992 → Mar 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6706283B1 Controlled release by extrusion of solid amorphous dispersions of drugs Human Necessities 116 Expired
US6984403B2 Azithromycin dosage forms with reduced side effects Human Necessities 60 Expired
US5256440A Process for producing a tablet core aperture Human Necessities 43 Expired
US7550158B2 Controlled release by extrusion of solid amorphous dispersions of drugs Human Necessities 17 Expired
US9211261B2 Immediate release dosage forms containing solid drug dispersions Human Necessities 13 Active
US7625507B2 Extrusion process for forming chemically stable drug multiparticulates Human Necessities 8 Expired
US7887844B2 Multiparticulate crystalline drug compositions having controlled release profiles Human Necessities 6 Active
US7736672B2 Multiparticulate compositions with improved stability Human Necessities 6 Active
US7951403B2 Method of making pharmaceutical multiparticulates Human Necessities 2 Active
US9028870B2 Hydrogel-driven drug dosage form Human Necessities 1 Active
US11154521B2 Palatable compositions including sodium phenylbutyrate and uses thereof Human Necessities 0 Active
US11433041B2 Palatable compositions including sodium phenylbutyrate and uses thereof Human Necessities 0 Active
US11116728B2 Multiparticulates of spray-coated drug and polymer on a meltable core Human Necessities 0 Active
US10357462B2 Multiparticulates of spray-coated drug and polymer on a meltable core Human Necessities 0 Active
US11202767B2 Methods of treating urea cycle disorders and maple syrup urine disease Human Necessities 0 Active
US8236349B2 Taste-masked drugs in rupturing multiparticulates Human Necessities 0 Active
US9445998B2 Pharmaceutical dosage forms comprising a low-solubility drug and a polymer Human Necessities 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.