| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | United States | 4 | |
| #3 | Canada | 3 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics | |
| #2 | Unspecified technologies | |
| #3 | Certain plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lambert Frank H | 6 |
| #2 | Fischer Paul E | 3 |
| #3 | Attanasio Gino L | 2 |
| #4 | Spika Wolfram P P | 2 |
| #5 | Heatley William A Jr | 1 |
| #6 | Heatley Jr William A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB978238A | Improvements in or relating to a method of foam molding pre-expanded plastic beads | |
| GB967866A | Improvements in or relating to a moulding press | |
| US3155379A | Pre-expander for pellets of plastic material | |
| US3190501A | Filler, particularly for foam molding | |
| US3158903A | Molding press | |
| US3162704A | Molding of expandable plastic pellets | |
| CA739869A | Molding press | |
| CA701798A | Molding press | |
| CA712065A | Molding of expandable plastic pellets |