Patent assignee · US · COMPANY

CHF Solutions, Inc.

45Patents
10Active
45Granted
42Portfolio score

Filing activity: Dec 7, 1999 → Oct 18, 2017 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6585675B1 Method and apparatus for blood withdrawal and infusion using a pressure controller Human Necessities 403 Expired
US6514226B1 Method and apparatus for treatment of congestive heart failure by improving perfusion of the kidney Human Necessities 379 Expired
US6592567B1 Kidney perfusion catheter Human Necessities 357 Expired
US6685664B2 Method and apparatus for ultrafiltration utilizing a long peripheral access venous cannula for blood withdrawal Human Necessities 171 Expired
US6923782B2 User interface for blood treatment device Emerging Cross-Sectional Technologies 166 Expired
US6773412B2 User interface for blood treatment device Emerging Cross-Sectional Technologies 154 Expired
US6890315B1 Method and apparatus for vein fluid removal in heart failure Human Necessities 140 Expired
US6887214B1 Blood pump having a disposable blood passage cartridge with integrated pressure sensors Human Necessities 138 Expired
US7163520B2 Method and device for removal of radiocontrast media from blood Human Necessities 108 Expired
US6706007B2 Feedback control of ultrafiltration to prevent hypotension Human Necessities 98 Expired
US6796955B2 Method to control blood and filtrate flowing through an extracorporeal device Human Necessities 95 Expired
US6468241B1 Artificial kidney set with electronic key Human Necessities 91 Expired
US7175809B2 Feedback control of ultrafiltration to prevent hypotension Human Necessities 83 Expired
US6695806B2 Artificial kidney set with electronic key Human Necessities 82 Expired
US7303540B2 User interface for blood treatment device Human Necessities 72 Expired
US7462161B2 Method and apparatus for blood withdrawal and infusion using a pressure controller Human Necessities 72 Expired
US7297270B2 Hollow fiber filter for extracorporeal blood circuit Performing Operations; Transporting 55 Expired
US7135008B2 Method and apparatus for ultrafiltration utilizing a peripheral access dual lumen venous cannula Human Necessities 55 Expired
US7311689B2 Method and apparatus for peripheral vein fluid removal in heart failure Human Necessities 54 Expired
US7671974B2 Cuvette apparatus and system for measuring optical properties of a liquid such as blood Physics 54 Expired
US7018182B2 Self-loading peristaltic pump for extracorporeal blood circuit Mechanical Engineering; Lighting; Heating 50 Expired
US8070707B2 Controller for ultrafiltration blood circuit which prevent hypotension by monitoring osmotic pressure in blood Human Necessities 48 Active
US7955289B2 Method and apparatus for blood withdrawal and infusion using a pressure controller Human Necessities 46 Active
US7886611B2 Pressure sensor disconnect detection for a blood treatment device Emerging Cross-Sectional Technologies 45 Active
US6533747B1 Extracorporeal circuit for peripheral vein fluid removal Human Necessities 44 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.