USD351803SExpiredUtility

pH pen case design

70
Assignee: NEWPORT ELECTRONICS INCPriority: Mar 2, 1993Filed: Mar 2, 1993Granted: Oct 25, 1994
Est. expiryMar 2, 2013(expired)· nominal 20-yr term from priority
Inventors:Robert S. Foley
70
PatentIndex Score
15
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pH pen case design, as shown and described.

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