Inventor · Park Forest, IL, US

Fred Feldman

10Patents
5h-index
11Co-inventors
63Inventor score

Filing activity: May 7, 1980 → Mar 13, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4876241A Stabilization of biological and pharmaceutical products during thermal inactivation of viral and bacterial contaminants Human Necessities 52 Expired
US4673733A Treatment of biological and pharmaceutical products adsorbed on a solid phase with virus and pyrogen inactivating agents Emerging Cross-Sectional Technologies 27 Expired
US4294826A Process for the preparation of highly purified antihemophilic factor Emerging Cross-Sectional Technologies 14 Expired
US5202246A Treatment of immobilized matrices for preparation of pharmaceutical and biological products with anti-microbial agents to remove pyrogen-producing organisms and pyrogens Chemistry; Metallurgy 11 Expired
US6280729A Preparation of factor IX Chemistry; Metallurgy 8 Expired
USD265399S Loud speaker cabinet General 4 Expired
US6063909A Preparation of factor IX Chemistry; Metallurgy 4 Expired
USD265400S Loud speaker cabinet General 3 Expired
USD264840S Loud speaker cabinet General 3 Expired
US6043215A Preparation of factor IX Chemistry; Metallurgy 1 Expired

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