US2999703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plugged assemblies
Assignee: Alcoa Corp
•
Filing: 1958-08-19
•
Granted: 1961-09-12
•
Expires: 1978-08-19
Abstract
No abstract record available.
Inventors
- 👤 Robert R Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:33
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49931; Y10T29/49947; Y10T29/49954; Y10T29/49972; Y10T403/00; Y10T403/49; Y10T403/4983; Y10T403/70
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1346506A
Cited
US1661997A
Cited
US1778540A
Cited
US2064129A
Cited
US2296443A
Cited
FR920711A
Cited
GB567861A
Cited
US2464432A
Cited
US2684778A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |