Dye polymer
US-9790453-B2 · Oct 17, 2017 · US
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Tao Qingsheng patents
Tao Qingsheng holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Sep 22, 2015 |
| Latest publication | Oct 17, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Oral care compositions comprising a polymeric dye
US-9138600-B2 · Sep 22, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Dye polymer
US-9790453-B2 · Oct 17, 2017 · US
Oral care compositions comprising a polymeric dye
US-9138600-B2 · Sep 22, 2015 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 2 |
| Human Necessities | 1 |