Carter Wallace, Inc.

Steven R Strauss

Michael J Harrison

Jim D Burns

Richard D Kline

Frederick P Sisbarro

Dennis R Blum

A condom includes a plurality of intersecting spiral ribs extending in two different directional planes along at least a portion of the surface between the open and closed ends of the condom, with each rib being oriented at an angle of about 15&deg; to the transverse axis of the condom.

Condom with spiral crisscross ribbing

Condom with crisscross ribbing

A condom includes at least one ring above a ring at the opening of the condom, and at least one section of reduced inside diameter relative to other sections thereof between the open and a closed ends.

Non-slip condom

Multiple ringed condoms providing improved user protection and safety from leakage and slippage are provided by adding one or more additional rings above the conventional base ring at the opening of the condom.

Growing community of inventors

Hillsdale, NJ, United States of America

Steven R Strauss