Plunger rod/needle protector for a hypodermic syringe

- Schering Corporation
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Description

FIG. 1 is a side elevation of a plunger rod/needle protector for a hypodermic syringe showing our new design,

FIG. 2 is an end view taken from the right of FIG. 1,

FIG. 3 is a perspective view thereof; and

FIG. 4 is a perspective view in the opposite direction of that of FIG. 3.

Referenced Cited
U.S. Patent Documents
D167127 June 1952 Willis
D208080 July 1967 Hamilton
D248491 July 11, 1978 Reiss
2690803 November 1954 Ogle
3028862 April 1962 Prater, Jr.
3381813 May 1968 Coanda et al.
3390759 July 1968 Vanderbeck
3783997 January 1974 Brown
3820652 June 1974 Trackston
4018222 April 19, 1977 McAleer
4106622 August 15, 1978 Windischman
4332323 June 1, 1982 Reenstierna
Patent History
Patent number: D267587
Type: Grant
Filed: Sep 4, 1980
Date of Patent: Jan 11, 1983
Assignee: Schering Corporation (Kenilworth, NJ)
Inventors: Thomas J. Ambrosio (Somerville, NJ), Henry J. Buchman (Edison, NJ), Joseph J. Rogus (Bridgewater, NJ), Henry R. Sochon (Clifton, NJ)
Primary Examiner: Bernard Ansher
Attorneys: Warrick E. Lee, Jr., Vincent H. Gifford, Bruce M. Eisen
Application Number: 6/184,436
Classifications
Current U.S. Class: D24/25; 128/218P; D24/24
International Classification: D2402; D2499;