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Patent applications and USPTO patent grants for Spencer; Treesa A..The latest application filed is for "disposable hypodermic syringe and needle combination having retractable, accident preventing sheath".
Patent | Date |
---|---|
Disposable hypodermic syringe and needle combination having retractable, accident preventing sheath Grant 4,801,295 - Spencer * January 31, 1 | 1989-01-31 |
Disposable hypodermic syringe and needle combination having retractable, accident preventing sheath Grant 4,702,738 - Spencer October 27, 1 | 1987-10-27 |
Infectious waste container for use in hospitals and other health care facilities Grant D279,417 - Spencer June 25, 1 | 1985-06-25 |
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