| 7862779 |
Visual spill indicating |
John Christopher Polis, Richard H. Hall |
2011-01-04 |
| D544070 |
Cartridge for water purifying with absorbent for organic targets |
John Christopher Polis, John S. Brinkman |
2007-06-05 |
| D441067 |
Containment basin which can hold silt-collecting filter, absorbent, and lower disc for absorbing organic spills |
John Christopher Polis, Harry F. Nicholson |
2001-04-24 |
| D428108 |
Planarly extending, multiple region containment basin which can hold silt-collecting filters, absorbent, and lower discs for absorbing organic spills |
John Christopher Polis, Harry F. Nicholson |
2000-07-11 |
| D419652 |
Stand-pipe assembly unit for a containment basin which holds a sorbent material containing cartridge and which can hold a silt-collecting sock over its top tray |
Richard H. Hall, Andrew J. Stephenson |
2000-01-25 |
| D415831 |
Disc-shaped container which can hold absorbent material |
Richard H. Hall, Andrew J. Stephenson |
1999-10-26 |
| D403418 |
Filter basin, which can hold silt-collecting sock and sorbent material |
John S. Brinkman, Richard Kapuscinski, Harry F. Nicholson |
1998-12-29 |
| D403059 |
Containment basin, which can hold silt-collecting sock, sorbent material disc and locking sealing frame |
Harry F. Nicholson, Richard Kapuscinski |
1998-12-22 |
| D403060 |
Linearly extending, multiple region containment basin which can hold silt-collecting filters, absorbent, and lower discs for absorbing organic spills |
John Christopher Polis, Harry F. Nicholson |
1998-12-22 |
| D400973 |
Disc-shaped container which can hold sorbent material |
Richard H. Hall, Andrew J. Stephenson |
1998-11-10 |
| D400974 |
Stool-shaped container, which can hold silt sock, sorbent material disc, locking and sealing frame |
Richard H. Hall, Andrew J. Stephenson |
1998-11-10 |