Patent US2346496A successfully refreshed from Google Patents.
US2628907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of packaging material
Assignee: Individual
•
Filing: 1951-09-07
•
Granted: 1953-02-17
•
Expires: 1971-09-07
Abstract
No abstract record available.
Inventors
- 👤 Edna D Darden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:12
CPC Classifications
B; B65; B65B; B65B39/00; B65B39/12; B65B1/00; B65B1/04; B65B1/06; B65B67/00; B65B67/02; B65B67/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US205361A
Cited
US742578A
Cited
US783688A
Cited
US1419580A
Cited
GB318289A
Cited
US2179676A
Cited
US2326649A
Cited
US2368624A
Cited
US2484842A
Cited
US2557576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |