Timothy A Stevens, Edward Mussi: Tissue culture flask. Becton Dickinson and Company, Bruce S Weintraub, Nanette S Thomas, July 20, 1999: US05924583 (58 worldwide citation)

A laboratory flask is designed for the growth of tissue, cells or microorganisms in a culture medium. The flask includes a bottom wall which accommodates the culture medium. The interior of the flask is accessible from an opening in a side wall through a neck extending outwardly therefrom. The neck ...