Barcoded indicators for quality management
First Claim
1. A barcoded indicator operative to provide a machine-readable indication of exceedance of at least one threshold by at least one product quality affecting parameter, said barcoded indicator comprising:
- a first barcode including a first plurality of barcode bars and at least one first colorable area,at least a second barcode including a second plurality of barcode bars and at least a second colorable area,a coloring agent located at a first location on said indicator, anda coloring agent pathway operative to allow said coloring agent to move, at a rate which is at least partially a function of time, from said first location to said first and second colorable areas for coloring thereof.
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Accused Products
Abstract
A barcoded indicator operative to provide a machine-readable indication of exceedance of at least one threshold by at least one product quality affecting parameter, the barcoded indicator including a first barcode including a first plurality of barcode bars and at least a first colorable area, at least a second barcode including a second plurality of barcode bars and at least a second colorable area, and at least one interposed line extending between the first barcode and the second barcode, the interposed line being capable of preventing a barcode reader from reading parts of the first barcode and of the second barcode as part of a single barcode.
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Citations
21 Claims
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1. A barcoded indicator operative to provide a machine-readable indication of exceedance of at least one threshold by at least one product quality affecting parameter, said barcoded indicator comprising:
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a first barcode including a first plurality of barcode bars and at least one first colorable area, at least a second barcode including a second plurality of barcode bars and at least a second colorable area, a coloring agent located at a first location on said indicator, and a coloring agent pathway operative to allow said coloring agent to move, at a rate which is at least partially a function of time, from said first location to said first and second colorable areas for coloring thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A barcoded indicator operative to provide a machine-readable indication of exceedance of at least one first threshold by at least one first product quality affecting parameter and at least one second threshold by at least one second product quality affecting parameter, said barcoded indicator comprising:
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a first barcode including a first plurality of barcode bars and at least one first colorable area, a second barcode including a second plurality of barcode bars and at least a second colorable area, and at least a third barcode including a third plurality of barcode bars and at least a third colorable area, said at least a third barcode not being readable before exceedance of said at least one second threshold, and said second barcode including at least a fourth colorable area, and upon exceedance of said at least one second threshold said second barcode becoming unreadable as a result of coloring of at least a portion of said at least a fourth colorable area and generally simultaneously said at least a third barcode becoming readable as a result of coloring of at least a portion of said at least a third colorable area. - View Dependent Claims (20, 21)
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Specification