US3534703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard propelling system comprising an adjustable propeller
Assignee: Saab AB
•
Filing: 1969-07-15
•
Granted: 1970-10-20
•
Expires: 1989-07-15
Abstract
No abstract record available.
Inventors
- 👤 Nils Per Ekman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:22
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/22; B63H20/08; B63H20/12; B63H3/00; B63H3/06; B63H3/08; B63H3/081; B63H3/082; B63H23/00; B63H23/02; B63H2023/0208; B63H2023/025
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |