SOPREMA (SAS)
🏢 View company profile →3Patents
0Active
3Granted
25Portfolio score
Filing activity: Jan 20, 1984 → Feb 7, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4680913A | Process for producing airtight sealing of buildings | Fixed Constructions | 18 | Expired |
| US5024886A | Sealing sheets for roofs | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5170601A | Thin slab of plastic material adapted to cover the terraces of buildings | Fixed Constructions | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.