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Patent applications and USPTO patent grants for Ethen, John L..The latest application filed is for "method of making retroreflective material".
Patent | Date |
---|---|
Method of making retroreflective material App 20050079324 - Haunschild, Dale H. ;   et al. | 2005-04-14 |
Retroreflective article Grant 6,451,408 - Haunschild , et al. September 17, 2 | 2002-09-17 |
Retroreflective Article App 20020090492 - HAUNSCHILD, DALE H. ;   et al. | 2002-07-11 |
Retroflective articles including a cured ceramer composite coating having abrasion and stain resistant characteristics Grant 6,265,061 - Kang , et al. July 24, 2 | 2001-07-24 |
Retroreflective articles including a cured ceramer composite coating having a combination of excellent abrasion, dew and stain resistant characteristics Grant 6,132,861 - Kang , et al. October 17, 2 | 2000-10-17 |
Intersection markings Grant 5,127,973 - Sengupta , et al. July 7, 1 | 1992-07-07 |
Embossed pavement-marking sheet material Grant 4,388,359 - Ethen , et al. June 14, 1 | 1983-06-14 |
Long-lived heavy-duty pavement marking Grant 4,282,281 - Ethen August 4, 1 | 1981-08-04 |
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