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qwertyup23 qwertyup23
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Posts: 652
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6 years ago
Once approved by the U.S. Patent and Trademark Office, a patent is presumed valid after a public comment period of 90 days.
  Indicate whether the statement is true or false
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wrote...
6 years ago
FALSE
qwertyup23 Author
wrote...
6 years ago
Flushed Face The best
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