US2766796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum and seal type of receptacle
Assignee: Individual
•
Filing: 1953-01-12
•
Granted: 1956-10-16
•
Expires: 1973-01-12
Abstract
No abstract record available.
Inventors
- 👤 Earl S Tupper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:57
CPC Classifications
A; A61; A61J; A61J7/00; A61J7/0015; A61J7/0046; A47; A47G; A47G23/00; A47G23/03; B; B65; B65D; B65D51/00; B65D51/24; B65D51/28
Claims Analysis
Total Claims: 0
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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) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |