AB Centralsug
Stockholm, SE· latest recorded location
AB Centralsug is named on 2 US grants and 0 published applications in this corpus. Its most frequent classification is A47L (Domestic washing or cleaning).
- Granted patents
- 2
- Published applications
- 0
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 7 Jan 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
By publication year.
Technology areas
Share of 2 documents
Recent patents
- Method of and an installation for removing and transferring refuse7 Jan 1992US 5,078,548 A
- Method for discharging refuse11 Jul 1978US 4,099,457 A
No published applications.
Most cited
By later US patents