| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Unspecified technologies | |
| #3 | Handles for hand implements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamen Irving A | 7 |
| #2 | Smith William W | 6 |
| #3 | Mcpherson Lewis W | 4 |
| #4 | Albert Yamen Irving | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB880443A | Improvements in and relating to mops | |
| GB858744A | Improvements in or relating to collapsible mop heads | |
| GB858893A | Improvements in or relating to collapsible mop heads | |
| US2975451A | Collapsible mop support | |
| US3005220A | Collapsible mop support | |
| US2901759A | Collapsible mop support | |
| US2932048A | Collapsible mop support | |
| US2840840A | Collapsible mop support | |
| CA648807A | Collapsible mop support | |
| CA614118A | Collapsible mop support | |
| CA637450A | Collapsible mop support | |
| CA648873A | Collapsible mop support |