Stop-cock valve

- Sherwood Medical Company
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Description

FIG. 1 is a perspective view of a stop-cock valve showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a bottom plan thereof.

Referenced Cited
U.S. Patent Documents
D237882 December 1975 Yamasaki
992502 May 1911 Hollis
1162935 December 1915 Lange
3048192 August 1962 Murphy, Jr.
3091239 May 1963 Moeller
3097585 July 1963 Carlson
3536451 October 1970 Ludwin
3678960 July 1972 Leibinsohn
3788599 January 1974 Cloyd
3831625 August 1974 Roediger
3834372 September 1974 Tumey
3858601 January 1975 Ensinger
3957082 May 18, 1976 Fuson et al.
3985133 October 12, 1976 Jenkins et al.
3994294 November 30, 1976 Knute
4219021 August 26, 1980 Fink
4460358 July 17, 1984 Somerville et al.
4552334 November 12, 1985 Tomiyama et al.
4557725 December 10, 1985 Heyne et al.
4585411 April 29, 1986 Bocci et al.
4585442 April 29, 1986 Mannes
4593717 June 10, 1986 Levasseur
4604093 August 5, 1986 Brown et al.
4667927 May 26, 1987 Oscarsson
4689043 August 25, 1987 Bisha
4691895 September 8, 1987 Garff
4852563 August 1, 1989 Gross
4904245 February 27, 1990 Chen et al.
5005604 April 9, 1991 Aslanian
5017192 May 21, 1991 Dodge et al.
5074334 December 24, 1991 Onodera
5104387 April 14, 1992 Pokomey et al.
5156186 October 20, 1992 Manska
5219327 June 15, 1993 Okada
5244463 September 14, 1993 Cordner, Jr. et al.
5364364 November 15, 1994 Kasvikis et al.
Foreign Patent Documents
45910 July 1932 DKX
576400 May 1958 ITX
62744 January 1913 SEX
Patent History
Patent number: D379492
Type: Grant
Filed: Jun 5, 1995
Date of Patent: May 27, 1997
Assignee: Sherwood Medical Company (St. Louis, MO)
Inventors: Clarence L. Walker (Webster Groves, MO), Frederick F. Schweitzer, Jr. (Glencoe, MO), Alfredo E. Patag (St. Louis, MO)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Eric Watterson
Attorneys: Gene B. Kartchner, Montgomery W. Smith
Application Number: 0/39,731
Classifications
Current U.S. Class: Valve Or Body Therefor (D23/233); Fitting (10) (D23/259)
International Classification: 2301;