Measuring and testing – Liquid level or depth gauge
Reexamination Certificate
2007-08-21
2007-08-21
Williams, Hezron (Department: 2856)
Measuring and testing
Liquid level or depth gauge
C033S729000
Reexamination Certificate
active
11182397
ABSTRACT:
A volume indicator for use with a container is provided. The indicator includes a body having a gradient opening defined therethrough at a predetermined angle. The gradient opening is associated with a predetermined volume or height of material in the container. The predetermined angle compensates for a line of sight angle of a user into the container.
REFERENCES:
patent: 5548865 (1996-08-01), Pagani
patent: 5918343 (1999-07-01), Young
patent: D426361 (2000-06-01), Young
patent: 6283170 (2001-09-01), Robinson
patent: 6810731 (2004-11-01), Lo
patent: 2002/0120997 (2002-09-01), Alt
patent: G 93 16 851.9 (1994-03-01), None
Ohlandt Greeley Ruggiero & Perle L.L.P.
Unger Marketing International, LLC
West Paul M.
Williams Hezron
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