Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1014244 | Packaging | — | 2024-02-13 |
| D956069 | Computer screen with a graphical user interface | — | 2022-06-28 |
| 9339674 | Hat channel adaptor for sprinkler support assembly | Peter M. MacDonald, Norman J. MacDonald, III | 2016-05-17 |
| 8851196 | Clamp for sprinkler support assembly | Peter M. MacDonald, Norman J. MacDonald, III | 2014-10-07 |
| 8740158 | Hat channel adaptor for sprinkler support assembly | Peter M. MacDonald, Norman J. MacDonald, III | 2014-06-03 |
| 8678330 | Hub with locking mechanism | Peter M. MacDonald, Norman J. MacDonald, III | 2014-03-25 |
| 8413734 | Clamp for sprinkler support assembly | Peter M. MacDonald, Norman J. MacDonald, III | 2013-04-09 |
| 8272615 | Hub with locking mechanism | Peter M. MacDonald, Norman J. MacDonald, III | 2012-09-25 |
| 7296634 | Decorative support panel | Norman J. MacDonald, III, Peter M. MacDonald | 2007-11-20 |
| 7032680 | Fire protection sprinkler head support | Norman J. MacDonald, III, Peter M. MacDonald | 2006-04-25 |
| 6907938 | Decorative support panel | Norman J. MacDonald, III, Peter M. MacDonald | 2005-06-21 |
| 6752218 | Fire protection sprinkler head support | Norman J. MacDonald, III, Peter M. MacDonald | 2004-06-22 |
| 6488097 | Fire protection sprinkler head support | Norman J. MacDonald, III, Peter M. MacDonald | 2002-12-03 |
| 6123154 | Support system attachment mechanism for fire protection sprinklers | Norman J. MacDonald, III, Peter M. MacDonald | 2000-09-26 |
| 6119784 | Support system for fire protection sprinklers | Norman J. MacDonald, III, Peter M. MacDonald | 2000-09-19 |