Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Design Patent
2011-03-22
2011-03-22
Davis, Antoine D (Department: 2917)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Chemical
Design Patent
active
D0634658
CLAIM:
The ornamental design for a column for chromatograph, as shown and described.
REFERENCES:
patent: D320949 (1991-10-01), Kopf
patent: D417408 (1999-12-01), Rigoli
patent: D500555 (2005-01-01), Hellstrom
patent: D500856 (2005-01-01), Hellstrom
patent: D600579 (2009-09-01), Wounder
patent: D601912 (2009-10-01), Gebauer et al.
patent: 2010/0181240 (2010-07-01), Rahn et al.
Davis Antoine D
Kanesaka Manabu
Shiseido Co. Ltd.
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