Impro Limited
Gloucester, GB· latest recorded location
Impro Limited is named on 3 US grants and 0 published applications in this corpus. Its most frequent classification is A61G (Transport, personal conveyances or accommodation specially adapted for patients or disabled persons).
- Granted patents
- 3
- Published applications
- 0
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 10 May 1988
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
By publication year.
Technology areas
Share of 3 documents
Recent patents
- Lifting sling10 May 1988US 4,742,588 A
- Invalid hoists15 Dec 1987US 4,712,257 A
- Invalid hoists3 Nov 1987US 4,703,523 A
No published applications.
Most cited
By later US patents