Patent US2960249A successfully refreshed from Google Patents.
US2960249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container framework
Assignee: Individual
•
Filing: 1956-05-31
•
Granted: 1960-11-15
•
Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Robert L Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:35
CPC Classifications
B; B65; B65D; B65D11/00; B65D11/20; B65D11/22; B65D11/28; B65D11/18; B65D11/1866; B65D11/1873; B65D7/00; B65D7/12; B65D7/24; B65D7/30; B65D81/00; B65D81/38; B65D81/3813; B65D81/3818; Y; Y10; Y10T; Y10T403/00; Y10T403/44; Y10T403/447
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |