Patent US2998791A successfully refreshed from Google Patents.
US2998791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for water craft
Assignee: Individual
•
Filing: 1958-11-24
•
Granted: 1961-09-05
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 James W Light
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:43
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/32; B63H; B63H25/00; B63H25/44; Y; Y02; Y02T; Y02T70/00; Y02T70/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA484819A
Cited
US998437A
Cited
US1703868A
Cited
US1776700A
Cited
DE575883C
Cited
US2521268A
Cited
US2593806A
Cited
US2713317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |