Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7485053 | Net post mounted electronic scorer for table tennis A net post and electronic scoring assembly for use with a table tennis table is discussed. The net posts are provided with horizontal sections for extending over a gap in the center of a typical table tennis table. The offset net posts permit a table tennis net to b... | 02/03/2009 |
| 7441775 | Game table with centrifugal blower assembly A game table is disclosed. The table includes a flat game surface having a plurality of air holes defined therein and a plenum box having a tapered profile proceeding from a shorter end to a taller end. There may be a plurality of elongate passageways between the pl... | 10/28/2008 |
| 7128434 | Lighted headgear with motion activated switch A lighted helmet having a protective shell having: an outside surface, a plurality of lamps which emit light from the outside surface; a power supply, typically a battery; and a motion detecting switch in communication with the power supply and the plurality of lamp... | 10/31/2006 |
| 7044861 | Reinforced cue stick A cue stick of the type used for playing billiards. A deflection resistant strengthening wrap is located adjacent a terminal end of the cue stick, and/or at other points on the cue stick that may experience deflection during a ball strike. A first strengthening wrap... | 05/16/2006 |
| 6961401 | Retractable pedometer A portable device, such as a pedometer or other device having a display portion that may be separated from an attachment portion for easier viewing. When separated, the display portion remains connected to the attachment portion to facilitate ease of re-attachment a... | 11/01/2005 |
| D490241 | Product packaging for sporting equipment (long bag) | 05/25/2004 |
