Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4258164 | Reticulate polymers based on oligourethanacrylates and method for their manufacture | Alfred A. Berlin, Tamara Y. Kefeli, Nina V. Varlamova, Judif M. Altshuler, Boris I. Kolomazov +1 more | 1981-03-24 |
| 4250322 | Oligourethanacrylates and methods for their manufacture | Alexei V. Efimov, Alfred A. Berlin, Tamara Y. Kefeli, Nina V. Varlamova, Judif M. Altshuler +1 more | 1981-02-10 |