Necessity is the mother of invention. The father is unknown.
The following patent was issued by the US Patent and Trademark Office on August 3, 2004.
patent#: US 6769828
There once was a man named Drew,
Comments on Chewable Toothbrush
Greg | May 26, 2006 5:25 AM
Heathrow, Reading station as well, though they are one-piece and not two like the patent above. It does seem to be the same as the actual patent though
Volkan | Nov 29, 2005 8:23 AM
It's a real good idea actually. I used it once at the airport when you need to brush your teeth while you don't have a toothbrush with you. It wasn't as good as a real toothbrush, but it did made my teeth feel a bit clean and fresh.
FinalCSI01 | Nov 13, 2005 8:08 PM
Not for children, elderly people, or anybody else at risk of choking.
| Feb 15, 2005 3:22 AM
It's a real patent in the Us. I think you are supposed to clean your teeth by chewing on the end.
Noni | Feb 12, 2005 11:08 PM
Is the patent a real patent? With the US or the world? I don't understand from the picture how it is supposed to work.
Artemis | Jan 11, 2005 9:04 PM
haha.. can you get it in different flavours?
Erin | Jan 1, 2005 6:12 PM
You can get 2 chewable toothbrushes out of a vending machine in stansted airport toilets for a pound.
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