On October 8, 1883, the US patent office ruled that Edison's patent was based on the work of William Sawyer and was therefore invalid.

However, Palestinian lawyers claimed that there was no effective recourse for victims of such violations as complaints heard by the Israeli Supreme Court were often ruled invalid.

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The offending provisions were declared invalid.

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As such, it was invalid and unacceptable.

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President Roosevelt s administration declared the clause invalid, forcing debt forgiveness.

The trial and conviction of Mr. Samaali were therefore invalid.

Adults ruled supreme.

They even ruled out Merkel.

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At the same time, the invalidity of a reservation could also affect ratification of the treaty itself, which could also be invalid. Only exceptionally could an invalid reservation be considered to be null and void.

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This article, however, has been dismissed by at least two judges as being invalid.