Patents for early disposable sanitary pads
1887 – Robinson (Southalls disposable pad?)
http://www.google.com/patents/US370415
1895 – Hartmann’s disposable pad
1916 – Luellen – (looks like disposable)
https://www.google.com/patents/US1192439
1933 – Williams – (disposable pad)
https://www.google.com/patents/US1910872
1934 – Secrist – (Disposable? pad)
https://www.google.com/patents/US1956596
1943 – Gilchrist – (Disposable pad)
https://www.google.com/patents/US2331271
1943 – Strongson – (Disposable pad)
https://www.google.com/patents/US2331355
1946 – Canavan – (Curved disposable pad)
https://www.google.com/patents/US2408508
1951 – Julien – (Disposable pad)
https://www.google.com/patents/US2566451
1956 – Mercer (Disposable? pad)
https://www.google.com/patents/US2747575
1956 – Titone & Letroux (disposable padded underpants)
https://www.google.com/patents/US2748772
1957 – Clark (Disposable pad) [Kimberley Clark?]
https://www.google.com/patents/US2787271
1958 – Kowalski – (Adhesive disposable pad)
https://www.google.com/patents/US2838048
1959 – Arce (Belt with disposable pad)
https://www.google.com/patents/US2888926
1960 – Roberts
https://www.google.com/patents/US2928394
1964 – Griswold – (new fabric cover for disposable pads)
https://www.google.com/patents/US3123076
1969 – Torres (Disposable belted pad)
https://www.google.com/patents/US3461873
1970 – Zamist (Disposable pad attached to the body with adhesives)
http://www.google.com/patents/US3906952
Catamenial Patents 