| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | United States | 4 | |
| #3 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Compounding processes | |
| #2 | Shaping of plastics | |
| #3 | Macromolecular compounds compositions | |
| #4 | Unspecified technologies | |
| #5 | Toys | |
| #6 | Unspecified technologies | |
| #7 | Chairs and beds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Herbert Lindemann | 4 |
| #2 | Ernst Stirnemann | 2 |
| #3 | Lindemann Herbert | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2746088A | Cellular thermoplastic bodies | |
| US2714747A | Manufacture of cellular bodies | |
| US1951618A | Method of making rubber sponge | |
| GB281933A | Improvements in, or relating to the manufacture of, inflatable toys such as animals,tables, chairs and the like | |
| GB243605A | An improved process for producing sponge rubber articles ornamented with colours |