Shell Development Company
5Patents
0Active
5Granted
28Portfolio score
Filing activity: Jul 2, 1975 → Jun 11, 1984
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4215000A | Dissolving barium sulfate scale with aqueous solutions of bicyclic macrocyclic polyethers and organic acid salts | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4012486A | Process for reducing the total sulfur content of Claus off-gases | Performing Operations; Transporting | 15 | Expired |
| US4012457A | Thermal cracking method for the production of ethylene and propylene in a molten metal bath | Chemistry; Metallurgy | 14 | Expired |
| US4536586A | Trimethyl 6-oxabicyclo[3.2.1]octan-4-ols and 4-ones | Human Necessities | 2 | Expired |
| US4167619A | Purification of propylene polymerization product | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.