04704254 is referenced by 39 patents and cites 20 patents.

One or more ports (34) are formed in a bottom wall (18) of a housing (12) and/or a lid (14) of a medical instrument sterilization container (10). As formed in bottom wall (18), the port (34) includes a circumferential, downwardly tapering side member (42) that extends to a bottom member (40) having a plurality of orifices (44) to communicate a sealed interior (26) with the exterior. A filter cartridge (36) is provided for insertion in the port (34) and has a filter medium (60) that permits the passage of sterilizing gas or steam but does not permit the passage of contaminants. A side member (54) of the cartridge (36) tapers downwardly and inwardly from its perimeter to the filter medium (60) and is adapted to sealingly register with the port side member (42). A retainer (38) may be provided for keeping the cartridge side member (54) in sealing registration with the port side member (42).

Title
Filtered port suitable for medical sterilization containers and method or use thereof
Application Number
668090
Publication Number
4704254
Application Date
January 27, 1986
Publication Date
November 3, 1987
Inventor
Robert L Nichols
808 Forth Worth, Jacksonville, 75766
TX, US
Agent
Jefferson Perkins
Jerry W Mills
IPC
A61L 2/00
A61L 2/26
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