Marx; Joerg
Patent Applications and Registrations
Patent applications and USPTO patent grants for Marx; Joerg.The latest application filed is for "concrete block splitting and pitching apparatus and method".
- Marx; Joerg - Grapevine TX
| Patent | Date |
|---|---|
| Masonry block multi-splitting apparatus and method Grant 8,763,599 - Karau , et al. July 1, 2 | 2014-07-01 |
| Concrete block splitting and pitching apparatus Grant 8,136,516 - Karau , et al. March 20, 2 | 2012-03-20 |
| Concrete block splitting and pitching apparatus and method Grant 8,028,688 - Karau , et al. October 4, 2 | 2011-10-04 |
| Concrete Block Splitting And Pitching Apparatus And Method App 20100313868 - Karau; William Howard ; et al. | 2010-12-16 |
| Concrete block splitting and pitching apparatus Grant 7,766,002 - Karau , et al. August 3, 2 | 2010-08-03 |
| Concrete block splitting and pitching apparatus and method App 20080092870 - Karau; William Howard ; et al. | 2008-04-24 |
| Masonry block multi-splitting apparatus and method App 20080092869 - Karau; William Howard ; et al. | 2008-04-24 |
| Concrete block splitting and pitching apparatus and method App 20080096471 - Karau; William Howard ; et al. | 2008-04-24 |
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