US3199576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hatch covers of the type comprising a plurality of pairs of sections foldably connected to one another
Assignee: Goetaverken AB
•
Filing: 1963-02-18
•
Granted: 1965-08-10
•
Expires: 1983-02-18
Abstract
No abstract record available.
Inventors
- 👤 Jericijo Boris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:12
CPC Classifications
B; B63; B63B; B63B19/00; B63B19/12; B63B19/14; B63B19/19; B63B19/203
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB615396A
Cited
US2774420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |