4. Printed matter
  5. Having revealable concealed information, fraud preventer or...
  6. Utilizing electromagnetic radiation

Thomas L. Barnhart

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Hidden image game piece

Amusement devices: games – Including means for processing electronic data – In a chance application
Reexamination Certificate

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Hidden image game piece

Data processing: financial – business practice – management – or co – Automated electrical financial or business practice or... – Electronic shopping
Reexamination Certificate

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Hidden image game piece

Printed matter – Having revealable concealed information – fraud preventer or... – Utilizing electromagnetic radiation
Patent

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Method of making hidden image game piece

Coating processes – Latent image formed or developed
Reexamination Certificate

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Mystery puzzle game

Amusement devices: games – Card or tile games – cards or tiles therefor – Card or tile structure
Patent

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Profile ID: LFUS-PAI-P-1385444

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