<P> Organon International obtained the first patent on a home pregnancy test in 1969 , two years after product designer Margaret Crane noticed that the laboratory testing procedure was relatively simple and made a prototype . The product became available in Canada in 1971 , and the United States in 1977 , after delays caused by concerns over sexual morality and the ability of women to perform test and cope with the results without a doctor . </P>
<P> Organon International obtained the first patent on a home pregnancy test in 1969 , two years after product designer Margaret Crane noticed that the laboratory testing procedure was relatively simple and made a prototype . The product became available in Canada in 1971 , and the United States in 1977 , after delays caused by concerns over sexual morality and the ability of women to perform test and cope with the results without a doctor . </P>
when did pregnancy tests over the counter became available
when did pregnancy tests over the counter became available
1977
1977