AAPA Trust
2Patents
0Active
2Granted
21Portfolio score
Filing activity: Aug 21, 2000 → Oct 27, 2000
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6506347B1 | Open system sulphurous acid generator | Chemistry; Metallurgy | 12 | Expired |
| US6689326B1 | Method and apparatus for introducing sulphur dioxide into aqueous solutions | Chemistry; Metallurgy | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.