O'Callaghan; David J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for O'Callaghan; David J..The latest application filed is for "internally curing cement based materials".
- O'Callaghan; David J. - Bonney Lake WA US
- O'Callaghan; David J - Bonney Lake WA
| Patent | Date |
|---|---|
| Internally curing cement based materials Grant 9,056,792 - Weerawarna , et al. June 16, 2 | 2015-06-16 |
| Internally Curing Cement Based Materials App 20130213276 - Westland; John A. ; et al. | 2013-08-22 |
| Internally curing cement based materials Grant 8,435,345 - Westland , et al. May 7, 2 | 2013-05-07 |
| Internally curing cement based materials App 20130000523 - Weerawarna; S. Ananda ; et al. | 2013-01-03 |
| Fiber cement board with modified fiber Grant 8,317,914 - Hamilton , et al. November 27, 2 | 2012-11-27 |
| Method of making a fiber cement board with improved properties and the product Grant 8,293,003 - Thomson , et al. October 23, 2 | 2012-10-23 |
| Method of making a fiber cement board with improved properties and the product Grant 8,273,174 - Thomson , et al. September 25, 2 | 2012-09-25 |
| Fiber cement board with modified fiber Grant 8,241,419 - Hamilton , et al. August 14, 2 | 2012-08-14 |
| Internally Curing Cement Based Materials App 20110073015 - Westland; John A. ; et al. | 2011-03-31 |
| Fiber Cement Board With Modified Fiber App 20100300330 - HAMILTON; ROBERT T. ; et al. | 2010-12-02 |
| Fiber Cement Board With Modified Fiber App 20100300329 - HAMILTON; ROBERT T. ; et al. | 2010-12-02 |
| Method Of Making A Fiber Cement Board With Improved Properties And The Product App 20100162926 - Thomson; Sherry L. ; et al. | 2010-07-01 |
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