Earplug

Medical and laboratory equipment – Prophylactic article – Ear plug or nose clip

Design Patent

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Design Patent

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D0617891

CLAIM:
The ornamental design for an earplug, as shown and described.

REFERENCES:
patent: 2888921 (1959-06-01), Nielson et al.
patent: 4774938 (1988-10-01), Leight
patent: D307636 (1990-05-01), Gardner, Jr.
patent: 5044463 (1991-09-01), Carr
patent: D405173 (1999-02-01), Falco
patent: D423664 (2000-04-01), Falco
patent: D512141 (2005-11-01), Mishkin et al.
patent: D529169 (2006-09-01), Ryan
Lab Safety Supply “Hearing Protection/Foam Earplugs” (item NRR: 33dB, NRR: 36dB) pp. 81 & 82 @ 1999 Ex. office.
Peltor Next No-Touch Foam Earplugs, 2009, [on line], [retrieved on Nov. 24, 2009]. Retrieved from Internet, <URL: http://www.labsafety.com>.
Howard Leight Quiet Reusable Foam Earplugs, 2009, [on line], [retrieved on Nov. 24, 2009]. Retrieved from Internet, <URL: http://www.labsafety.com>.

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