Bulletproof protective garments or armor are used by human beings to prevent a projectile from penetrating the body of an individual. In today’s patent, we will discuss about the invention by John M. Klein, “Bulletproof protective plate assembly” (US4316286A), which was patented by the USPTO, on 23rd February 1982. The present invention relates to protective garments […]
Read moreArthur M. Ipstein received his patent for the invention, “Dental tools”, by the USPTO on 22nd February 1977, bearing the patent number US4008521A. The present invention relates to dental tools and more particularly to a multi-angle reciprocating dental tool that may be used under the gingivae and on those portions of the teeth which are inaccessible […]
Read moreHairdressers use protective clothing for individuals whose hair they dress. Rober A. Thuaud received his patent for the invention, “Protective hairdressing cape”, from the USPTO on 20th February 1979. The present invention is related to a protective hairdressing cape that is directed to be used while cutting the hair. It is made from a smooth sheet […]
Read moreThere have been several failed attempts in the past with respect to the invention of a toothbrush to clean the tooth surface that is difficult to reach. In today’s patent, we will discuss an automatic “Toothbrush”, invented by Martin H. Kaufman and patented by the USPTO on 18th February 1986. The present invention provides a kind […]
Read moreThomas J. Roberts received his patent for the invention “Contamination prevention system for bathtub” (US3938200A), from the USPTO on 17th February 1976. The present invention relates to a contamination prevention system for the bathtub which is a low-cost invention. It obviates the need to sterilize a bathtub each time it is used, especially for health care institutions. Since […]
Read more“Casket vault” was invented by Lloyd L. Sorensen, patented by the USPTO on 16th February 1982, bearing the patent number US4315353A. The present invention relates to burial vaults made of plastic, with appropriate stabilizers and additives. It is an improved and sturdy invention that comprises a substantially rectangular base unit forming the floor of the vault. […]
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