EVC Technology AG
7Patents
0Active
7Granted
26Portfolio score
Filing activity: Aug 15, 1995 → Aug 17, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5663465A | By-product recycling in oxychlorination process | Chemistry; Metallurgy | 35 | Expired |
| US5728905A | Vinyl chloride production process | Chemistry; Metallurgy | 34 | Expired |
| US6180841A | Single stage fixed bed oxychlorination of ethylene | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6465701B1 | Catalyst and oxychlorination process using it | Chemistry; Metallurgy | 14 | Expired |
| US5763710A | Oxychlorination process | Chemistry; Metallurgy | 6 | Expired |
| US6777373B1 | Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane | Chemistry; Metallurgy | 6 | Expired |
| US5841009A | Oxychlorination of ethylene in two stage fixed-bed reactor | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.