| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Writing or drawing tools | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Producing decorative effects | |
| #5 | Office accessories |
| # | Name | Total Patents |
|---|---|---|
| #1 | Guy Sypher Milford | 6 |
| #2 | Upton Henry J | 2 |
| #3 | Henry Krause | 1 |
| #4 | Larmour James J | 1 |
| #5 | Berry Edward C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2318950A | Cap and clip for fountain pens | |
| US2139045A | Fountain pen | |
| GB472522A | Ornamental articles and method of applying ornamentations thereto | |
| US2118241A | Pen desk set | |
| US2089449A | Pen | |
| US2102044A | Fountain pen and the like | |
| US2017109A | Fountain pen | |
| US2017110A | Fountain pen | |
| US1917185A | Fountain pen and the like | |
| US1840110A | Fountain pen | |
| US1883160A | Frictional packing | |
| US1811874A | Fountain pen |