Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 5333442 | Method for producing a rope having superior friction and wearing resistance A multi-strand nylon rope having improved abrasion resistance is comprised of a plurality of strands. Each strand is comprised of a plurality of yarns wherein each yarn is formed of a predetermined number of filaments. The filaments of each yarn are twist... | 08/02/1994 |
| 5231820 | Method for producing sinking/floating rope A unique rope for use in commercial fishing comprising floating and sinking portions. The sinking portion has blended yarns made up of a blend of first and second non-metallic synthetic filaments in proportions to yield a sinking rope portion having a spe... | 08/03/1993 |
| 5199253 | Nylon rope having superior friction and wearing resistance A multi-strand nylon rope having improved abrasion resistance comprised of a plurality of strands. Each strand is comprised of a plurality of yarns wherein each yarn is formed of a predetermined number of filaments. The filaments of each yarn are twisted ... | 04/06/1993 |
| 5131218 | Sinking/floating rope A unique fishing rope comprising floating and sinking portions. The sinking portion blended yarns made up of a blend of first and second non-metallic synthetic filaments in proportions to yield a sinking rope portion having a specific gravity greater than... | 07/21/1992 |