Filter unit having protective vial connection

- Medical Chemical Corp.

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Description

FIG. 1 is a front elevational view of a filter unit having protective vial connection, showing my new design; with the broken line showing of the vials being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is an exploded perspective view thereof; with the broken line showing of the collection tubes being for illustrative purposes only and forming no part of the claimed design;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof, with all other sides being a mirror image thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D285487 September 2, 1986 Tjernagel
D382963 August 26, 1997 Didier
4783318 November 8, 1988 Lapakko
4832851 May 23, 1989 Bowers et al.
5104533 April 14, 1992 Szabados
5108381 April 28, 1992 Kouozsi
5208161 May 4, 1993 Saunders et al.
5264184 November 23, 1993 Aysta et al.
5308483 May 3, 1994 Skylar et al.
5482618 January 9, 1996 Hall
5489385 February 6, 1996 Raabe et al.
5501841 March 26, 1996 Lee et al.
5518612 May 21, 1996 Kayal et al.
5534228 July 9, 1996 Wesseler
5556544 September 17, 1996 Didier
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Patent History
Patent number: D407491
Type: Grant
Filed: Dec 30, 1997
Date of Patent: Mar 30, 1999
Assignee: Medical Chemical Corp. (Torrance, CA)
Inventor: Andrew John Rocha (Long Beach, CA)
Primary Examiner: Stella Reid
Application Number: 0/81,334
Classifications
Current U.S. Class: Filter (37) (D24/162)
International Classification: 2401;