| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 4 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Closing and opening bottles | |
| #2 | Containers for goods storage | |
| #3 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Spahn August C | 2 |
| #2 | Beverly Underwood Olan | 2 |
| #3 | Spahn August Shapin | 1 |
| #4 | Chapin Spahn August | 1 |
| #5 | Robert Spahn John | 1 |
| #6 | Louis Bernardin Alfred | 1 |
| #7 | Peter Pfirrman George | 1 |
| #8 | Brown Winthrop L | 1 |
| #9 | Spahn John Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2081340A | Jar closure | |
| US1965678A | Machine for sealing containers under vacuum | |
| US1913177A | Device for sealing containers under vacuum | |
| US1978095A | Bottle capping machine | |
| US1704905A | Bottle cap | |
| DE433094C | Process for deep-drawing bottle caps consisting of one piece | |
| US1370182A | Process of making receptacle-closures | |
| CA375472A | Jar closure | |
| CA375473A | Jar closure | |
| CA259601A | Bottle cap | |
| CA461333A | Friction closure cap and method of making the same |