PaymentOne Corporation
9Patents
5Active
9Granted
40Portfolio score
Filing activity: Dec 21, 1999 → Apr 1, 2011 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7080049B2 | Method and system for processing a transaction | Physics | 247 | Expired |
| US7054430B2 | Method and apparatus to validate a subscriber line | Electricity | 42 | Expired |
| US7848500B2 | Method and apparatus to validate a subscriber line | Electricity | 42 | Active |
| US7527194B2 | Method and system for processing a transaction | Physics | 30 | Expired |
| US7848504B2 | Method and apparatus to validate a subscriber line | Electricity | 17 | Active |
| US8379815B2 | Method and apparatus to validate a subscriber line | Electricity | 12 | Active |
| US6934372B1 | System and method for accessing the internet on a per-time-unit basis | Electricity | 12 | Expired |
| US8239325B2 | Method and system to verify the identity of a user | Physics | 11 | Active |
| US8681956B2 | Method and apparatus to validate a subscriber line | Electricity | 7 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.