Patent US3090979A successfully refreshed from Google Patents.
US3090979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick float life preserver
Assignee: Individual
•
Filing: 1961-04-03
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Granted: 1963-05-28
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Expires: 1981-04-03
Abstract
No abstract record available.
Inventors
- 👤 Segrest Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:51
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
IN A DEVICE FOR INFLATING A LIFE PRESERVER INCLUDING AN INFLATABLE LIFE PRESERVER, A HOUSING, SPACED PARALLEL CHAMBERS IN SAID HOUSING, A COMPRESSED GAS CAPSULE IN A FIRST ONE OF SAID CHAMBERS, A NEEDLE IN SAID FIRST CHAMBER FOR PIERCING SAID CAPSULE, A CONDUIT FROM SAID FIRST CHAMBER OPENING INTO THE LIFE PRESERVER, A NORMALLY CLOSED VALVE IN SAID CONDUIT, RESILIENT MEANS BETWEEN SAID VALVE AND SAID NEEDLE, A STEM FOR SAID VALVE, A MANUALLY ACTUABLE LEVER ENGAGING SAID STEM, A SLIDE IN THE SECOND OF SAID CHAMBERS, A SPRING IN SAID SECOND CHAMBER ENGAGING SAID SLIDE, A PORT IN SAID SECOND CHAMBER, A PELLET IN SAID PORT ENGAGING SAID SLIDE AND HOLDING SAID SPRING UNDER COMPRESSION AND MEANS ON SAID SLIDE ENGAGING SAID LEVER.
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |