Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Design Patent
2002-01-16
2003-03-04
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Design Patent
active
D0471123
CLAIM:
The ornamental design for a barricade frame, as shown and described.
REFERENCES:
patent: 3456100 (1969-07-01), Green
patent: 3950873 (1976-04-01), Stehle et al.
patent: D257720 (1980-12-01), Rockman
patent: D327658 (1992-07-01), Kulp et al.
patent: 5964053 (1999-10-01), Liu
patent: 6101967 (2000-08-01), Glass et al.
Davis Antoine Duval
Plastic Safety Systems, Inc.
Renner , Otto, Boisselle & Sklar, LLP
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