Centrifuge tube for separating and washing red blood cells

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Description

FIG. 1 is a perspective view of a centrifuge tube for separating and washing red blood cells showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is one end elevational view thereof; and

FIG. 4 is the other end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D194102 November 1962 Cheifetz
3467591 September 1969 Frant
4315892 February 16, 1982 Stone et al.
4364903 December 21, 1982 Bittings
4426295 January 17, 1984 Evans et al.
4435293 March 6, 1984 Graham, Jr. et al.
Foreign Patent Documents
1195492 June 1968 GBX
Patent History
Patent number: D278653
Type: Grant
Filed: Aug 17, 1982
Date of Patent: Apr 30, 1985
Assignee: Ortho Diagnostic Systems Inc. (Raritan, NJ)
Inventors: Steven R. Savitz (Teaneck, NJ), Johnna B. Hawk (Rocky Hill, NJ), Henry A. Graham, Jr. (Annandale, NJ), Rosemary K. Chachowski (Manville, NJ)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. C. Anderson
Attorney: Mark A. Hofer
Application Number: 6/408,961
Classifications
Current U.S. Class: D24/22