Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9951209 | Modeling compound | Linwood E. Doane, Jr. | 2018-04-24 |
| 9803068 | Modeling compounds and methods of making and using the same | Linwood E. Doane, Jr., Tania Hall | 2017-10-31 |
| 9273196 | Modeling compounds and methods of making and using the same | Linwood E. Doane, Jr., Tania Hall | 2016-03-01 |
| 8871017 | Modeling compound | Linwood E. Doane, Jr. | 2014-10-28 |
| 6713624 | Starch-based modeling compound | Linwood E. Doane, Jr. | 2004-03-30 |
| 6589096 | Apparatus and method for creating and destroying a solid exterior/liquid interior toy | Linwood E. Doane, Jr., Brian L. Merten, Fred D. Eddins | 2003-07-08 |