USD302470SExpiredUtility

Sputum collector

40
Assignee: EVERGREEN INCPriority: Jun 20, 1986Filed: Jun 20, 1986Granted: Jul 25, 1989
Est. expiryJun 20, 2006(expired)· nominal 20-yr term from priority
Inventors:Johnson N. S. WongGary Watanabe
40
PatentIndex Score
3
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a sputum collector, as shown and described.

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