Patent
   D446855
Priority
May 31 1999
Filed
Nov 29 1999
Issued
Aug 21 2001
Expiry
Aug 21 2015
Assg.orig
Entity
unknown
2
4
n/a
The ornamental design for a ring bag for centrifugation of blood components, as shown and described.

FIG. 1 is a top plan view of a ring bag for the centrifugation of blood components, showing our new design.

FIG. 2 is a side elevational view thereof; and,

FIG. 3 is a bottom view thereof.

Pihlstedt, Peter, Hogberg, Niclas, Hallgren, Emanuel

Patent Priority Assignee Title
6994790, Feb 01 2002 Terumo BCT, Inc Whole blood collection and processing method
D822200, Feb 04 2015 Woundbag
Patent Priority Assignee Title
3724747,
3987961, Jan 29 1974 Heraeus-Christ GmbH Centrifuge bag for treatment of biological liquids
5114396, Sep 15 1987 CaridianBCT, Inc Method of washing blood cells and container assembly thereof
5723050, Jul 08 1993 CaridianBCT, Inc Bag set for use in centrifugal separation
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 29 1999Sanguistech AB(assignment on the face of the patent)
Feb 08 2000HOGBERG, NICLASSanguistech ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106640648 pdf
Feb 14 2000HALLGREN, EMANUELSanguistech ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106640648 pdf
Feb 25 2000PIHLSTEDT, PETERSanguistech ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106640648 pdf
Jul 09 2001Sanguistech ABGambro, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0138450405 pdf
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