US2795425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable objects with self-sealing valves
Assignee: Serugo Rubber Co
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Filing: 1953-09-29
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Granted: 1957-06-11
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Expires: 1973-09-29
Abstract
No abstract record available.
Inventors
- 👤 Orms Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:20
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/10; F; F16; F16K; F16K15/00; F16K15/20; F16K15/202; A63H2027/1083; Y; Y10; Y10T; Y10T137/00; Y10T137/3584; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788
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) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |