Patent assignee · US · COMPANY

Techne Corporation

6Patents
0Active
6Granted
29Portfolio score

Filing activity: Sep 30, 1982 → Jan 30, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4498785A Floating magnetic stirrer for culture medium Chemistry; Metallurgy 53 Expired
US4759635A Magnetic stirrer apparatus with improved stirring action Performing Operations; Transporting 41 Expired
US4534656A Floating magnetic stirrer with driving guide rod Performing Operations; Transporting 35 Expired
US4465377A Magnetic stirrer apparatus with guided, floating stirrer Performing Operations; Transporting 32 Expired
US4760028A Bioreactor apparatus with surface aerator screen Chemistry; Metallurgy 23 Expired
US4931548A Heterodimer form of transforming growth factor-beta Emerging Cross-Sectional Technologies 19 Expired

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