1
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 ...


2
George F Lyman: Laboratory flask. Costar Corporation, Wolf Greenfield & Sacks, September 13, 1988: US04770854 (55 worldwide citation)

A laboratory flask includes a body and a canted neck at one end joined to the main surface by an inclined ramp. The neck diameter is maximized and along with the ramp allows the user excellent accessibility to the four corners of the flask end wall with a pipette and to the four corners of the growi ...


3
Jonathan M Serkes, Richard C St Pierre: Cell culture flask. Invitro Scientific Products, Marvin E Jacobs, September 29, 1992: US05151366 (18 worldwide citation)

A laboratory flask for growing attachment dependent cell cultures in which the media immersed bottom surface is corrugated in a plurality of like sized regions to provide increased growing surface. The corrugated regions are separated by flat regions that allow visual inspection and also structurall ...


4
Edwin D Phillips: Sealing means for stirring apparatus. Shoemaker and Mattare, June 28, 1977: US04032118 (9 worldwide citation)

A seal for stirring apparatus, wherein the stirring apparatus comprises an elongate glass rod having a stirrer blade at one end thereof for disposition inside a laboratory flask and the like to stir the contents thereof and motor means connected with the other end of the rod to rotate the rod, said ...


5

6
Steven Ware, Howard Hayman: Laboratory flask stirrer assembly attachable with a nut and bolt. Chemglass, Lowe Price LeBlanc & Becker, July 5, 1994: US05326167 (4 worldwide citation)

A stirring system for stirring contents in a laboratory flask having a round or spherical bottom and a reduced neck includes a stirrer shaft manufactured with a ring at the lower end thereof which permits attachment of a blade with a nut and bolt made of TEFLON material. The nut and bolt prevents th ...


7
George Yakulis Jr, David M Cannon, Robert M Newland: Flask support system. Instruments for Research and, Paul Lipsitz, July 26, 1988: US04759523 (2 worldwide citation)

A supporting structure for a large laboratory flask comprising a supporting frame, a ring or hoop swivelly attached to said frame, flask supporting straps suspended from said ring, and locking and unlocking means cooperating between said frame and said ring in a fixed or swivelling condition.


8
Stevens Timothy A, Mussi Edward: Tissue culture flask. Becton Dickinson Co, November 20, 1996: EP0743362-A2 (2 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 ...


9
Coupe Richard Neville, Friedlaender Uri: Multi-part closure with decanting aperture. Denley Instr, May 1, 1996: GB2294455-A (2 worldwide citation)

A multi-part closure for a container, e.g. a laboratory flask, comprises a first part 2 with a first through passage 4 and a second part 6 with a decanting aperture 10 and a second through passage 8 positioned to communicate with the first through passage 4, the two parts being held in engagement, e ...


10
Yakulis George Jr, Cannon David M, Newland Robert M: Flask support system.. Instr For Research And Industr, January 18, 1989: EP0299681-A2 (1 worldwide citation)

A supporting structure for a large laboratory flask comprising a supporting frame (11), a ring or hoop (15) swivelly attached to said frame, flask supporting straps (25) suspended from said ring, and locking and unlocking means (17, 17a, 19, 19a) cooperating between said frame and said ring in a fix ...