| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 48 | |
| #2 | Canada | 6 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Filing and indexing | |
| #2 | Bookbinding | |
| #3 | Unspecified technologies | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcmillan John L | 20 |
| #2 | Unger Paul O | 12 |
| #3 | Mcclure Arthur W | 10 |
| #4 | Hamlin Guy E | 3 |
| #5 | Raynolds Reginald M | 3 |
| #6 | Sterling Harry C | 2 |
| #7 | Bolton Floyd G | 2 |
| #8 | Joslyn Charles H | 1 |
| #9 | Thomson Winslow E | 1 |
| #10 | Lenhart Harold C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2212380A | Loose-leaf binder | |
| US2125048A | Loose leaf binder | |
| US2096701A | Loose leaf binder | |
| US2013416A | Snap ring loose leaf binder | |
| US2107869A | Loose leaf binder | |
| US2107868A | Loose leaf binder | |
| US2056798A | Loose leaf binder | |
| US2104568A | Loose leaf binder | |
| US2021738A | Loose leaf binder | |
| US2021737A | Loose leaf binder | |
| US2104659A | Loose leaf binder | |
| US1884059A | Leaf flipper | |
| US1869937A | Loose leaf binder | |
| US1908109A | Bookbinding | |
| US1850059A | Book cover | |
| US1832824A | Leaf flipper | |
| US1896872A | Loose leaf binder | |
| US1894137A | Transfer device | |
| US1885461A | Loose leaf binder | |
| US1770670A | Leaf flipper |