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Patent applications and USPTO patent grants for Styron; Mark.The latest application filed is for "abuse resistant safety telephone and method of adaptation".
Patent | Date |
---|---|
Abuse resistant safety telephone and method of adaptation Grant 7,376,231 - Styron May 20, 2 | 2008-05-20 |
Abuse resistant safety telephone and method of adaptation App 20040136525 - Styron, Mark | 2004-07-15 |
Abuse resistant tapered safety telephone App 20030112968 - Styron, Mark | 2003-06-19 |
Inmate phone Grant 6,009,169 - Styron December 28, 1 | 1999-12-28 |
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