| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 11 | |
| #2 | United States | 3 | |
| #3 | Germany | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Writing or drawing tools | |
| #2 | Office accessories |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sypher Milford Guy | 6 |
| #2 | Upton Henry J | 3 |
| #3 | Krause Henry | 2 |
| #4 | Henry Krause | 1 |
| #5 | Berry Edward C | 1 |
| #6 | Upton Henry Joseph | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1923734A | Pen desk set | |
| US1755586A | Fountain pen | |
| GB253548A | Improvements in fountain pens | |
| US1580093A | Fountain pen | |
| CA344706A | Fountain pen | |
| CA329619A | Fountain pen | |
| CA378785A | Fountain pen or pencil | |
| CA335915A | Desk set | |
| CA367571A | Fountain pen | |
| CA271196A | Fountain pen | |
| CA332652A | Frictional packing | |
| CA395605A | Fountain pen | |
| CA375954A | Pen nib | |
| CA342975A | Fountain pen | |
| CA389440A | Pen desk set |