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§ 458.28 Presumption of validity.
"There is no question of validity.
Are Patents Losing Presumption of Validity?
Whereas the second mention of validity refers to February 28th.
"It is this notion of validity," said Apcera's Derek Collison.
– UK passports could lose nine months of validity.
Consider the importance of validity.
This lapse of memory pained him.
Europe's Lapse of Reason, Project Syndicate, January 8 , 2015
What an extraordinary lapse of judgment.
This is a sparkling lapse of logic.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com