Sid Richardson Carbon, Ltd.
4Patents
3Active
4Granted
39Portfolio score
Filing activity: Nov 4, 1998 → Feb 23, 2016
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6277350A | Carbon black and rubber products and methods of forming such products | Chemistry; Metallurgy | 35 | Expired |
| US9550875B2 | Nanospike hybrid carbon black | Chemistry; Metallurgy | 1 | Active |
| US10072154B2 | Low hysteresis carbon black | Emerging Cross-Sectional Technologies | 1 | Active |
| US9005359B2 | Polysulfide treatment of carbon black filler and elastomeric compositions with polysulfide treated carbon black | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.