Plungerless syringe

- Vital Signs Inc.
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Description

FIG. 1 is a front elevational view of a plungerless syringe showing my new design, the rear elevational view being a mirror image thereto;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image thereto.

Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D419672
Type: Grant
Filed: May 8, 1998
Date of Patent: Jan 25, 2000
Assignee: Vital Signs Inc. (Totowa, NJ)
Inventor: Richard Q. Poynter (Palm Beach Gardens, FL)
Primary Examiner: Stella Reid
Assistant Examiner: I Simmons
Attorney: R. Gale Rhodes, Jr.
Application Number: 0/87,760
Classifications
Current U.S. Class: Resilient (e.g., Squeeze Bulb, Bellows, Etc.) (9) (D24/115)
International Classification: 2402;