4. Education and demonstration
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  6. Alphabet letter formation, recognition, or sequencing

LeapFrog Enterprises, Inc.

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Battery pack including rechargeable batteries

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Cell enclosure structure – e.g. – housing – casing – container,...
Reexamination Certificate

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Capacitive sensing of media information in an interactive...

Registers – Coded record sensors – Particular sensor structure
Reexamination Certificate

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Combined data cartridge and microphone

Recording – communication – or information retrieval equipment – Computer – data processor equipment – Element or attachment
Design Patent

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Data cartridge

Recording – communication – or information retrieval equipment – Computer – data processor equipment – Element or attachment
Design Patent

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Device for coupling to other devices and unique...

Railway draft appliances – Couplings – Glass table
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2536623

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