B29K 2839/06
Polymers of n-vinyl-pyrrolidones
Official title: Polymers of N-vinyl-pyrrolidones
B29K2839/06 (Polymers of n-vinyl-pyrrolidones) appears on 2 US grants and 4 published applications in this corpus.
Search patents in B29K- Granted patents
- 2
- Published applications
- 4
- Assignees
- 1
- Inventors
- 4
- Latest grant
- 24 Sep 2019
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| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
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