Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8887469 | Slant wall block and wall section including same | Robert A. MacDonald | 2014-11-18 |
| 8888401 | Irregular tessellated building units | — | 2014-11-18 |
| 8820022 | Building unit with cobble top | Robert A. MacDonald | 2014-09-02 |
| 8726595 | Irregular building units having mating sides | — | 2014-05-20 |
| D701325 | Landscaping block | Robert A. MacDonald | 2014-03-18 |
| D701326 | Landscaping block | Robert A. MacDonald | 2014-03-18 |
| 8609215 | Irregular tessellated building units | — | 2013-12-17 |
| D686346 | Landscape stone | Robert A. MacDonald | 2013-07-16 |
| D680664 | Landscape edger | — | 2013-04-23 |
| D680663 | Landscape edger | — | 2013-04-23 |
| D680233 | Landscape edger | — | 2013-04-16 |
| D674510 | Landscape edger | — | 2013-01-15 |
| 8336274 | Irregular building units having mating sides | — | 2012-12-25 |
| 8298641 | Irregular tessellated building units | — | 2012-10-30 |
| D667142 | Landscape edger | — | 2012-09-11 |
| D664677 | Paver | — | 2012-07-31 |
| D661409 | Patio stone | — | 2012-06-05 |
| D661407 | Landscape edger | — | 2012-06-05 |
| D661408 | Patio stone | — | 2012-06-05 |
| D657890 | Landscape edger | — | 2012-04-17 |
| 7993718 | Irregular tessellated building units | — | 2011-08-09 |
| 7674067 | Irregular tessellated building units | — | 2010-03-09 |
| 7637688 | Irregular, tessellated building units | — | 2009-12-29 |
| D586925 | Landscape stone | — | 2009-02-17 |
| 7393155 | Irregular tessellated building units | — | 2008-07-01 |