Blood filter

The ornamental design for a blood filter, substantially as shown and described.

FIG. 1 is a front perspective view of a blood filter showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof.

Patent	Priority	Assignee	Title
D851766,	Apr 11 2017	Apacor Limited	Cylindrical three-step filter

Patent	Priority	Assignee	Title
2758597,
3056403,
3557786,
3664339,
3970490,	Oct 20 1972	B BRAUN MEDICAL, INC	Intravenous injection apparatus and needle adapter with filter and method of making same
4013072,	Nov 03 1975	Baxter Travenol Laboratories, Inc.	Drip chamber for intravenous administration
4087363,	Mar 22 1975	BIOTEST A G	Filter for blood
4162220,	Jan 03 1977	PUROLATOR TECHNOLOGIES INC , 950 RANCHO CONEJO BOULEVARD, NEWBURY PARK, CA 91320 A CORP OF DE	Blood filter
4318812,	Sep 24 1980	Abbott Laboratories	Compact filter
25129,

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Apr 25 1983	VCELKA, JOHN L	ABBOTT LABORATORIES, A CORP OF ILLINOIS	ASSIGNMENT OF ASSIGNORS INTEREST	004601	0538	pdf
May 02 1983		Abbott Laboratories	(assignment on the face of the patent)

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