Patent US2752970A successfully refreshed from Google Patents.
US2752970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rectangular container and hermetical seal therefor
Assignee: Individual
•
Filing: 1954-06-29
•
Granted: 1956-07-03
•
Expires: 1974-06-29
Abstract
No abstract record available.
Inventors
- 👤 Earl S Tupper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:57
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0202; B65D43/0214; B65D43/0218; B65D1/00; B65D1/40; B65D1/42; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/0012; B65D2543/00175; B65D2543/00194; B65D2543/00259; B65D2543/00296; B65D2543/00342; B65D2543/00398; B65D2543/00416; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00509; B65D2543/00537; B65D2543/00555; B65D2543/00824; B65D2543/00833; B65D2543/00842
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1238830A
Cited
US1387520A
Cited
US1945878A
Cited
US1972895A
Cited
US2289913A
Cited
US2376263A
Cited
US2487400A
Cited
US2634020A
Cited
US2614727A
Cited
US2606586A
Cited
US2695645A
Cited
US2599727A
Cited
US2695732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-03 | 1960-01-02 | 1960-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-03 | 1964-01-02 | 1964-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-03 | 1968-01-02 | 1968-07-03 | $7700.00 | Window Closed / Lapsed |