The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 1995
Filed:
Sep. 01, 1993
Applicant:
Inventors:
Assignee:
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12M / ;
U.S. Cl.
CPC ...
435286 ; 435284 ; 435296 ; 435809 ; 422101 ; 422102 ; 215308 ; 220371 ; 220373 ;
Abstract
A vessel and closure assembly for culturing cells wherein a gas permeable membrane is provided in the closure to allow rapid and uniform equilibration of gases between the atmosphere of the vessel and the atmosphere of the incubator. A plug is provided for occluding passage of gases through the gas permeable membrane when the vessel is removed from the controlled atmosphere of the incubator.