Inventions claimed by the original applicant in subsequent patent applications within that period would preserve their novelty and could potentially block generic production in that territory. See WHO, “Workbook and Diagnostic Tool on Trade and Health: Medicines, Diagnostics and Devices, Vaccines and Intellectual Property Rights” (Section 3m of the Workbook), by F. Abbott, in Building a National Strategy on Trade and Health: A Diagnostic Tool for Policy Makers, forthcoming, 2011. See UNCTAD-ICTSD Resource Book, p. 359. See UNCTAD-ICTSD Resource Book, p. 359.