PIT WORLD INTELLECTUAL PROPERTY ORGANIZATION International Bureau INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY PCT) (51) International Patent Classification 6: (11) International Publication Number: WO 96/03329 B65D 75/3 Al B65D 75/34 Al (43) International Publication Date: 8 February 1996 (08.02.96) (21) International Application Number: PCT/US95/07863 (81) Designated States: AM, AT, AU, BB, BG, BR, BY, CA, CH, CN, CZ, DE, DK, EE, ES, FI, GB, GE, HU, IS, JP, KE, (22) International Filing Date: 28 June 1995 (28.06.95) KG, KP, KR, KZ, LK, LR, LT, LU, LV, MD, MG, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, TJ, TM, TT, UA, US, UZ, VN, European patent (AT, BE, (30) Priority Data: CH, DE, DK, ES, FR, GB, GR, IE, IT, LU, MC, NL, PT, 08/280,496 26 July 1994 (26.07.94) US SE), OAPI patent (BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG), ARIPO patent (KE, MW, SD, SZ, UG). (60) Parent Application or Grant (63) Related by Continuation US 08/280,496 (CON) Published Filed on 26 July 1994 (26.07.94) With international search report. (71) Applicant (for all designated States except US): THE UPJOHN COMPANY (US/US!; 301 Henrietta Street, Kalamazoo, Nl 49001 (US). (72) Inventor; and (75) Inventor/Applicant (for US only): LEBLONG, Wayne, T. (US/US!; 612 Aldersgate, Portage, MI 49002 (US). (74) Agent: ARNER, Raymond, G.; The Upjohn Company, Corporate Intellectual Property Law, 301 Henrietta Street, Kalamazoo, MI 49001 (US). (54) Title: CONVERTIBLE CHILD-RESISTANT BLISTER PACKAGE (57) Abstract A blister package (10) which can be converted from child-resistant to nonchild-resistant at the user's discretion. A slit (21) is provided in each package for enabling access to an individual blister and a section (22) of 2 z the package can be removed to provide access to a tearaway perforated strip for providing access to a row of blisters. Alternatively, a tearaway perforated strip (30) can also be provided for enabling access to an individual blister.