patent still

noun

1. a type of still in which the distillation is continuous

Word History and Origins

Origin of patent still¹

so called because a still of this type was patented in 1830

Example Sentences

Despite these more modest ambitions, the patent still includes a scathing rebuke of modern politics.

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The modern version of this patent still remains in use at Patek Philippe, and the resulting timepieces are very much sought-after by collectors today – who will definitively scramble to get one of these unique watches called World Time Geneva Harbor.

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Any U.S. researcher seeking a foreign patent still will have to be the first to file, he says, since other nations don't give inventors the 1-year grace period.

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"No," he admitted, "not in the form that you have used it; but here is the trick that covers the principle, and this patent still has four years to run."

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Commercially, even with its patent still protected, Aromasin was only a moderate seller in first quarter, with sales down 11 pct to $114 million.

Read more on Reuters