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Patents Act 1949
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52 Use and publication after provisional specification or foreign application.U.K.
(1)Where a complete specification is filed or proceeded with in pursuance of an application which was accompanied by a provisional specification or by a specification treated by virtue of a direction under subsection (4) of section three of this Act as a provisional specification, then, notwithstanding anything in this Act, the comptroller shall not refuse to grant the patent, and the patent shall not be revoked or invalidated by reason only that any matter described in the provisional specification or in the specification treated as aforesaid as a provisional specification was used or published at any time after the date of filing of that specification.
(2)Where a complete specification is filed in pursuance of a convention application, then, notwithstanding anything in this Act, the comptroller shall not refuse to grant the patent, and the patent shall not be revoked or invalidated by reason only that any matter disclosed in any application for protection in a convention country upon which the convention application is founded was used or published at any time after the date of the application for protection.
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