USD243412SExpiredUtility

Pressure relief valve for a low pressure cuffed tracheostomy tube

Assignee: SHILEY LABORATORIES INCPriority: Aug 25, 1975Filed: Aug 25, 1975Granted: Feb 15, 1977

Est. expiryAug 25, 1995(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a pressure relief valve for a low pressure cuffed tracheostomy tube, as shown.

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