Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| 8063261 | Multi-layered dehydrogenation catalyst system and process of use A system for dehydrogenating a C3 or C4 hydrocarbon feed stream containing a first and second layer of catalysts placed in the hydrocarbon feed stream, wherein the feed stream first passes through the first layer and then the second layer of catalysts and wherein th... | 11/22/2011 |
| RE41895 | Epothilone derivatives The present invention relates to epothilone derivatives, having the following formula in which the variables G, W, Q, X, Y, B1, B2, Z1, Z2, and R1-R7 are as define... | 10/26/2010 |
| 7475566 | Liquid natural gas processing A process for the recovery of natural gas liquids (NGL) from liquefied natural gas (LNG) is disclosed. The LNG feed stream is subjected to a two stage separation process where the bottoms from the first stage separation containing C2+ hydrocarbons is spli... | 01/13/2009 |
| 7442041 | Three-dimensional occlusal and interproximal contact detection and display using virtual tooth models A method for monitoring tooth wear and a method for monitoring tooth wear and gingival recession and erosion by comparing three-dimensional virtual models at different times are described, as well as occlusal contact between upper and lower virtual three-dimensional... | 10/28/2008 |
| 7361017 | Virtual bracket library and uses thereof in orthodontic treatment planning An orthodontic workstation stores a library of virtual three-dimensional brackets in a memory. Each of the virtual brackets has a unique three-dimensional configuration and prescription. Typically, the library of bracket comprises a library of commercially available... | 04/22/2008 |
| 7252509 | Tooth templates for bracket positioning and other uses Templates are disclosed that permit an orthodontist to accurately place appliances such as bracket shims or brackets on a tooth or teeth at a desired position. The templates can be used for accurately locating the position of other dental or orthodontic procedures, ... | 08/07/2007 |
| 7104176 | Mineplough A mineplough which is designed to be resilient to exploding mines comprises one or more blades set at an angle to the general direction of movement of the plough so as to deflect lifted earth to one or both sides of the plough and having tines arranged so as to lift... | 09/12/2006 |
