527. Articles sold by the proprietor of the patent.

In the absence of special stipulations1, articles manufactured or sold by the proprietor of the patent or his agents are licensed generally, and may be used or sold in any manner2, and, if purchased abroad, may be imported into the United Kingdom3. Where a patented product4 is disposed of by any of two or more proprietors to any person, that person and any other person claiming through him are entitled to deal with the product in the same way as if it had been disposed of by a sole registered proprietor