Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Volume – flow or rate
Design Patent
2003-02-20
2004-09-21
Davis, Antoine D. (Department: 2913)
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Volume, flow or rate
CD10S048000
Design Patent
active
D0496294
CLAIM:
The ornamental design of a cartridge with a bottom left-handed thread for injecting a fluorescent dye or lubricant into an air-conditioning or refrigeration system, as shown and described.
REFERENCES:
patent: 4621193 (1986-11-01), Van Hoye
patent: 5673722 (1997-10-01), Brass
patent: D434990 (2000-12-01), Trigiani
patent: 6293319 (2001-09-01), Trigiani
Ferraro Tony
Triginai Phil
Waters William Frederick
Bell Boyd & Lloyd LLC
Davis Antoine D.
UView Ultraviolet Systems, Inc.
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