C04B 20/0092
Fillers with fine grain sizes only
Official title: {Fillers with fine grain sizes only}
C04B20/0092 (Fillers with fine grain sizes only) appears on 2 US grants and 2 published applications in this corpus.
Search patents in C04B- Granted patents
- 2
- Published applications
- 2
- Assignees
- 1
- Inventors
- 4
- Latest grant
- 7 Apr 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
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