| 4974733 | Inclined vertical file assembly for attachment to a desk accessory | December, 1990 | Evans | 211/11 |
| 5054623 | Vertical sorter system | October, 1991 | Evenson | 211/11 |
| D334413 | Vertical file module | March, 1993 | Feer | D19/99 |
| D339608 | Sloped base document sorter | September, 1993 | Aaldenberg | D19/90 |
| D339825 | Vertical file | September, 1993 | Hwang | D19/90 |
| D340079 | Vertical document sorter | October, 1993 | Aaldenberg | D19/90 |
| D483204 | Book holder | December, 2003 | Chang | D6/475 |
| 20050045569 | Foldable desk top file or tray device | March, 2005 | Chang | 211/11 |
FIG. 1 is a front perspective view of one section of an expandable sorter assembly showing our new design, shown without the other two sections for convenience of illustration;
FIG. 2 is a front elevational view of one section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 3 is a front elevational view of a second section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 4 is a top view of one section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 5 is a bottom view of one section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 6 is a right side elevational view of one section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 7 is a left side elevational view of one section of the expandable sorter assembly, shown without the other two sections for convenience of illustration;
FIG. 8 is an exploded front perspective view of the expandable sorter assembly showing all three sections; and,
FIG. 9 is an assembled front perspective view of the expandable sorter assembly showing all three sections.