Patent assignee · US · COMPANY

PHENOMENEX, INC.

11Patents
4Active
11Granted
37Portfolio score

Filing activity: Apr 1, 1997 → Jul 19, 2017 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5938919A Fused silica capillary columns protected by flexible shielding Physics 67 Expired
US6770246B1 Sorbent cartridge for solid phase extraction Emerging Cross-Sectional Technologies 47 Expired
US5863428A Guard cartridge for chromatography Physics 26 Expired
US6162362A Direct screw-on cartridge holder with self-adjustable connection Physics 19 Expired
US5993653A Composition and column used in HPLC Performing Operations; Transporting 12 Expired
US8062516B2 Low thermal mass, adjustable locking GC nut Physics 8 Active
US7674383B2 Method and apparatus for packing chromatography columns Physics 5 Active
US7119145B2 Surface graft modified resins and formation thereof Performing Operations; Transporting 4 Expired
US7563367B2 pH stable chromatographic media using templated multilayer organic/inorganic grafting Performing Operations; Transporting 4 Expired
US8658038B2 PH stable chromatographic media using templated multilayer organic/inorganic grafting Performing Operations; Transporting 2 Active
US10603604B2 HPLC column Physics 0 Active

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