Anticipate This!™ | Patent and Trademark Law Blog

They Invented What? (No. 86)

Posted in General Commentary by Jake Ward on February 22, 2019

Anticipate This!™ | Patent and Trademark Law Blog

U.S. Pat. No. 5,392,735:  Marine mammal communication device.


What is claimed is:

1. A communication device for communication between marine mammals and humans comprising:

           a submersible keyboard, said keyboard having at least one panel in which a plurality of hollow keys are disposed, said at least one panel having a front surface and a plurality of openings, each key having
          a housing open at a first end and mounted at said first end to an opening in said panel,
          an object situated in said key housing near said panel opening, said object comprising an echolocatable object providing a unique echoic or visual representation of an audible language element, and,
          a switch means which can be activated by a marine mammal to produce a signal when a key is selected; and,
          an audio generator coupled to each key for detecting said signal and…

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