Methods and cassettes for discarding ink
AssigneeHewlett-Packard Development Company, L.P.
InventorsLuis Garcia Garcia, Sergio Puigardeu Aramendia, Angel Martinez Barambio, Maria Isabella Borrell Bayona
Life of this patent
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Abstract
Methods and cassettes for discarding ink are disclosed. An example cassette includes a housing having a form factor to be received in a printer; a container to receive the discarded ink; and a memory to receive usage data from the printer, the usage data being indicative of an amount of the discarded ink received by the container.
Claims20
A cassette for discarding ink, comprising:
- a housing having a form factor to be received in a printer;
- a container to receive the discarded ink;
- and
- a memory to receive usage data from the printer, the usage data being indicative of an amount of the discarded ink received by the container;
- and
A cassette as defined in claim 3, wherein the digital signature is to be readable by the printer to verify authenticity of the cassette.
A method, comprising:
- receiving usage data at a cassette carrying a container, the usage data being indicative of an amount of discarded ink received by the container;
- and
- storing the usage data in a memory coupled to the cassette.
A printer comprising:
- a print assembly to form an image;
- a counter to track an amount of ink discarded by the print assembly;
- and
- a cassette to receive the discarded ink, the cassette including a memory to store data generated by the counter as a usage indicator.
Dependencies are inferred from the claim text.