Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Design Patent
2000-03-31
2001-03-27
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Chemical
Design Patent
active
D0439532
CLAIM:
The ornamental design for a SPA chemistry monitor, as shown.
REFERENCES:
patent: D. 386244 (1997-11-01), Caroen et al.
patent: 3202322 (1965-08-01), Cleary et al.
patent: 5169236 (1992-12-01), Iest
patent: 5933575 (1999-08-01), Sanders
patent: 6096197 (2000-08-01), Hughes
Khan Soudy
Off Robert A.
Davis Antoine Duval
Kelly Bauersfeld Lowry & Kelley LLP
Polaris Pool Systems Inc.
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