US3018593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release and transfer device
Assignee: Alcoa Corp
•
Filing: 1960-02-12
•
Granted: 1962-01-30
•
Expires: 1980-02-12
Abstract
No abstract record available.
Inventors
- 👤 David G Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:38
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1470348A
Cited
US2721002A
Cited
US2659522A
Cited
US2946481A
Cited
US2906072A
Cited
US2840963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |