US2439366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-sealing container
Assignee: Wingfoot Corp
•
Filing: 1941-02-24
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Granted: 1948-04-06
•
Expires: 1961-02-24
Abstract
No abstract record available.
Inventors
- 👤 Mclaughlin Leone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:24
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02; B64D37/06; Y; Y10; Y10S; Y10S428/00; Y10S428/912; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24091; Y10T428/24099; Y10T428/24107; Y10T428/24116; Y10T428/28; Y10T428/2852; Y10T428/2857; Y10T442/00; Y10T442/30; Y10T442/3179
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1156155A
Cited
US1210434A
Cited
US1381175A
Cited
US1453949A
Cited
US1660924A
Cited
GB301089A
Cited
US2102590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-06 | 1951-10-06 | 1952-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-06 | 1955-10-06 | 1956-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-06 | 1959-10-06 | 1960-04-06 | $7700.00 | Window Closed / Lapsed |