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That was the stated purpose of a patent.

The modern purposes of patents seem to have shifted a long way from that.

I wonder how much of ADSL's advantage is due to trade secrets (spread across many vendors) versus how much has been published as patents.

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>The modern purposes of patents seem to have shifted a long way from that

I'm not sure if that's true, or if it's more that 1) we hear more about the more egregious stuff and/or 2) something was lost in translation with that stated purpose when the world went digital.

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we're getting patents intern could re-invent from scratch in a week in whiteroom
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