US2950847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pitcher and seal therefor
Assignee: Tupper Corp
•
Filing: 1956-12-18
•
Granted: 1960-08-30
•
Expires: 1976-12-18
Abstract
No abstract record available.
Inventors
- 👤 Earl S Tupper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:31
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/08; B65D47/0857; B65D47/0876; B65D47/089; B65D47/0895
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US568967A
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US1029629A
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US1149445A
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US1811080A
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US2322527A
Cited
FR1036861A
Cited
US2704100A
Cited
US2840124A
Cited
US2842167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |