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Publication numberUSD351803 S
Publication typeGrant
Application numberUS 29/005,349
Publication dateOct 25, 1994
Filing dateMar 2, 1993
Publication number005349, 29005349, US D351803 S, US D351803S, US-S-D351803, USD351803 S, USD351803S
InventorsRobert S. Foley
Original AssigneeNewport Electronics, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
pH pen case design
US D351803 S
Abstract  available in
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  1. The ornamental design for a pH pen case design, as shown and described.

FIG. 1 is a top and right side perspective view of a pH pen case design showing my new design;

FIG. 2 is a left side elevational view thereof, the right side is a mirror image thereof;

FIG. 3 is a front plan view thereof; and,

FIG. 4 is a rear plan view thereof.

Non-Patent Citations
1Annual Design Review; Pocket pH; p. 84; Industrial Design.
2Cole-Palmer; pH Electronic Paper & TDS Pocket Indicators; 1989.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD732410 *Nov 22, 2013Jun 23, 2015Hach CompanypH probe
USD732411 *Nov 22, 2013Jun 23, 2015Hach CompanypH probe
U.S. ClassificationD10/81, D10/78