US2472698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown carton
Assignee: HUMMEL AND DOWNING Co
•
Filing: 1947-09-20
•
Granted: 1949-06-07
•
Expires: 1967-09-20
Abstract
No abstract record available.
Inventors
- 👤 Anthony G Edtmiller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:34
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/36; B65D5/3607; B65D5/3614; B65D5/3621
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |