Patent
   D254445
Priority
Aug 25 1977
Filed
Aug 25 1977
Issued
Mar 11 1980
Expiry
Mar 11 1994
Assg.orig
Entity
unknown
37
8
n/a
The ornamental design for a chromatography column, substantially as shown and described.

FIG. 1 is a top plan view of the column according to my invention and shows the centrally located chromatigraphic bed support;

FIG. 2 is an exploded front view of the column according to my invention which further shows the bed support in the bottom of the cylindrical column and the cap used to close the lower opening of the column;

FIG. 3 is a bottom view of the column of FIG. 2; and

FIG. 4 is a top plan view of the cap of FIG. 2.

Boghosian, Robert A.

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Patent Priority Assignee Title
3346486,
3864250,
3922223,
3926800,
3996017, Nov 24 1972 Cassette separating column system for chromatography
4000070, Apr 01 1975 Showa Denko Kabushiki Kaisha Apparatus for protecting a liquid chromatography column
4070285, Dec 24 1975 Waters Technologies Corporation Chromatography tube
D249708, Dec 17 1976 Eastman Kodak Company Sample cup for analysis of biological fluids
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 25 1977Warner-Lambert Company(assignment on the face of the patent)
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