US2941708A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded pulp container
Assignee: Diamond National Corp
•
Filing: 1958-04-16
•
Granted: 1960-06-21
•
Expires: 1978-04-16
Abstract
No abstract record available.
Inventors
- 👤 Harold S Crane
- 👤 Alfred E Comstock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:13
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/22; B65D1/225
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2371271A
Cited
GB208648A
Cited
US1808136A
Cited
US2231981A
Cited
US2758772A
Cited
US2808976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |