Blood processing filter

- Terumo Kabushiki Kaisha
Description

FIG. 1 is a front elevational view of a blood processing filter showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof, the right side being identical to the left;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a vertical sectional view thereof, taken along line 6--6' of FIG. 3;

FIG. 7 is a front elevational view thereof, the broken line showing being environmental only and forming no part of the claimed design;

FIG. 8 is a front elevational view of a second embodiment of the blood processing filter illustrated in FIG. 1;

FIG. 9 is a right side elevational view thereof, the left side being identical to the right;

FIG. 10 is a top plan view thereof;

FIG. 11 is a bottom plan view thereof;

FIG. 12 is a vertical sectional view thereof, taken along line 12--12' of FIG. 8;

FIG. 13 is a horizontal sectional view thereof, taken along line 13--13' of FIG. 8;

FIG. 14 is a front elevational view thereof, the broken line showing being environmental only and forming no part of the claimed design, and the rear elevation is identical to the front elevation;

FIG. 15 is a front elevational view of a third embodiment of the blood processing filter illustrated in FIG. 1;

FIG. 16 is a right side elevational view thereof, the left side being identical to the right;

FIG. 17 is a top plan view thereof;

FIG. 18 is a bottom plan view thereof;

FIG. 19 is a vertical sectional view thereof, taken along line 19--19' of FIG. 15;

FIG. 20 is a horizontal sectional view thereof, taken along line 20--20' of FIG. 15; and,

FIG. 21 is a front elevational view thereof, the broken line showing being environmental only and forming no part of the claimed design, and the rear elevation is identical to the front elevation.

Referenced Cited
U.S. Patent Documents
D302307 July 18, 1989 Steer
3905905 September 1975 O'Leary et al.
4009714 March 1, 1977 Hammer
4038194 July 26, 1977 Luceyk et al.
4087363 May 2, 1978 Rosemeyer et al.
4162220 July 24, 1979 Servas
4304670 December 8, 1981 Watanabe et al.
4341538 July 27, 1982 Vadnay et al.
Patent History
Patent number: D319504
Type: Grant
Filed: May 12, 1988
Date of Patent: Aug 27, 1991
Assignee: Terumo Kabushiki Kaisha (Tokyo)
Inventors: Yoshihisa Sone (Tokyo), Keiji Naoi (Tokyo)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt
Application Number: 7/192,888