According to a couple of books I've read, the 1-year rule applies in the US, but...

		frankus on April 22, 2009 \| parent \| context \| favorite \| on: Ask HN: I want to build/sell a product. Steps? According to a couple of books I've read, the 1-year rule applies in the US, but if you're interested in foreign patents, you have to keep your design under wraps until after you have applied for the patents, at least in several important jurisdictions.