Banque de France
🏢 View company profile →5Patents
2Active
5Granted
33Portfolio score
Filing activity: Aug 1, 1977 → Oct 4, 2017
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4983256A | Method for the manufacture of a paper pulp for currency use | Textiles; Paper | 47 | Expired |
| US4163157A | Data medium scanning process and apparatus | Physics | 13 | Expired |
| US4947016A | Method and apparatus for duplicating steel intaglio print elements using electro-erosion machining | Performing Operations; Transporting | 10 | Expired |
| US11117414B2 | Security element and value document having this security element | Performing Operations; Transporting | 0 | Active |
| US10766295B2 | Security element and value document having said security element | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.