US2660362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Covered tray
Assignee: Waldorf Paper Products Co
•
Filing: 1948-03-08
•
Granted: 1953-11-24
•
Expires: 1968-03-08
Abstract
No abstract record available.
Inventors
- 👤 Paul A Schilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:06
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/4204
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US952802A
Cited
US1176115A
Cited
US1598396A
Cited
US1786743A
Cited
US1923065A
Cited
US2130680A
Cited
US2106816A
Cited
US2130984A
Cited
US2226089A
Cited
US2234402A
Cited
US2239233A
Cited
US2474543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |