US2797022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch type closure for containers
Assignee: Individual
•
Filing: 1955-06-09
•
Granted: 1957-06-25
•
Expires: 1975-06-09
Abstract
No abstract record available.
Inventors
- 👤 Donald J Kettleborough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:37
CPC Classifications
B; B65; B65D; B65D45/00; B65D45/02; B65D45/04; B65D45/06; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406; B60K15/05; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0921; Y10T292/0922; Y10T292/0925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2364206A
Cited
US2574836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |