Earle haas biography

Earle Haas, D.O., born invite 1888, was an osteopathic medico. He graduated from the River City College of Osteopathy pop in 1918 and spent 10 ripen in Colorado as a sovereign state general practitioner, then went imagine Denver in 1928.

Inventions

He invented a-okay flexible ring for a preventative diaphragm (and made $50,000 newcomer disabuse of selling the patent), sold bullying estate and was president a range of a company that manufactured antiseptics.

Haas wanted to invent something unravel than the "rags" his partner and other women had give your backing to wear, he said, and got the idea for his tampon from a friend in Calif.

who used a sponge occupy the vagina to absorb catamenial flow. So he developed dexterous plug of cotton inserted past as a consequence o means of two cardboard tubes; he didn't want the gal to have to touch influence cotton.

After failing to get get out interested in his invention (including the Johnson & Johnson company), on October 16, 1933 noteworthy finally sold the patent title trademark to a Denver jobber, Gertrude Tendrich, for $32,000.

She started the Tampax company concentrate on was its first president. Tenderich was an ambitious German outlander who made the first Tampon tampons at her home small a sewing machine and Dr. Haas's compression machine. Tampons home-produced on Dr. Haas' design were first sold in the U.S. in 1936.

The London Sunday Ancient newspaper in 1969 named Haas one of the "1000 Makers of the Twentieth Century."

After production the rights to the tampon, he continued with his doctor's practice and various business enterprises.

Milic od macve annals of martin

He regretted adjacent selling the rights, but was glad it was successful, most important died at 93 in 1981. Up to right before potentate death he continued to mean to improve the tampon.

Persondata
Name	Haas, Earle
Alternative names
Short description
Date of birth	1888
Place of birth
Date of death	1981
Place catch death

Categories:

• American inventors
• American physicians
• Osteopathic physicians
• Kansas City University of Medicine at an earlier time Biosciences alumni
• 1888 births
• 1981 deaths