Method For Verifying A Time-Sensitive And/Or Temperature-Sensitive Indicator
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Accused Products
Abstract
The invention relates to a method for verifying a time-sensitive and/or temperature-sensitive indicator for marking perishable products. According to said method, the time at which the indicator is activated is detected and stored, the time difference between the stored activation time and a verification time is determined, and verification is made as to whether the change of the indicator occurring during the determined time difference exceeds or falls short of a desired value that depends on the determined time difference. The invention further relates to an indicator for carrying out such a method.
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Citations
64 Claims
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1-18. -18. (canceled)
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19. A method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
the time of the activation of the indicator (12) is detected and stored; -
the time difference between the stored activation time and an inspection time is determined; and a check is made whether the change of the indicator (12) which occurred in the determined time difference is greater or less than a desired value dependent on the determined time difference. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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39. A method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
the stored time of the activation of the indicator (12) is called up or read; -
the time difference between the stored activation time and an inspection time is determined; and a check is made whether the change of the indicator (12) which occurred in the determined time difference is greater or less than a desired value dependent on the determined time difference. - View Dependent Claims (40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58)
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59. :
- An indicator (12) for the carrying out of a method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
the time of the activation of the indicator (12) is detected and stored; the time difference between the stored activation time and an inspection time is determined; and a check is made whether the change of the indicator (12) which occurred in the determined time difference is greater or less than a desired value dependent on the determined time difference, said indicator having at least one time-sensitive marking and a temperature-sensitive marking (16) which can in particular be activated via light and having a code (14) marking the activation time. - View Dependent Claims (61, 63)
- An indicator (12) for the carrying out of a method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
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60. :
- An indicator (12) for the carrying out of a method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
the stored time of the activation of the indicator (12) is called up or read; the time difference between the stored activation time and an inspection time is determined; and a check is made whether the change of the indicator (12) which occurred in the determined time difference is greater or less than a desired value dependent on the determined time difference, said indicator having at least one time-sensitive marking and a temperature-sensitive marking (16) which can in particular be activated via light and having a code (14) marking the activation time. - View Dependent Claims (62, 64)
- An indicator (12) for the carrying out of a method for the checking of a time-sensitive and/or temperature sensitive indicator (12) for the marking of perishable products, wherein
Specification