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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 |
| 6855855 | Aromatics alkylation The invention provides a process for the alkylation of an aromatics compound with a olefin alkylation agent which comprises contacting the aromatic compound, especially benzene, with the alkylation agent, especially ethylene and/or propylene, in the presence of an o... | 02/15/2005 |
| 6696033 | Microporous acidic oxide with catalytic properties ITQ-18 The invention concerns a microporous crystalline material, with a characteristic X-ray diffractogram, made up by oxygen tetrahedra and one metal (T+4 and T+3) with the possibility of introducing surface acidity produced by the substi... | 02/24/2004 |
| 6555090 | Acid oxide with micro and mesoporous characteristics: ITQ-36 The invention deals with a microporous crystalline material, with a characteristic X-ray diffractogram, comprised of oxygen tetrahedra and a metal (T+4 and T+3) with the possibility of introducing surface acidity produced by the subs... | 04/29/2003 |
| 6469226 | Delaminated microporous solid The invention concerns a microporous oxide material ITQ6, with a characteristic X-ray diffraction pattern, and surface areas for which microporous surface area may be of at least 20 m2 /g the external surface area may be at least 350 m2 | 10/22/2002 |