US3118672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflating valve sealing means
Assignee: Barr Rubber Products Co
•
Filing: 1957-12-23
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Granted: 1964-01-21
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Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Dorn Randolph Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:30
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/20; F16K15/202; A; A47; A47C; A47C27/00; A47C27/08; A47C27/081; Y; Y10; Y10T; Y10T137/00; Y10T137/3584
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A FLEXIBLE AIR-INFLATABLE ARTICLE COMPRISING AN AIR ENVELOPE OF AN ELASTIC, RESILIENT MATERIAL, A SEALING PLUG PROJECTING WITHIN SAID AIR ENVELOPE INWARDLY FROM THE WALL OF AID AIR ENVELOPE, THE OUTER WALL-ADJOINING END OF SAID PLUG BEING EMBEDDED IN THE WALL OF AID AIR ENVELOPE AND BEING AT LEAST PARTIALLY FUSED THEREWITH, SAID PLUG COMPRISING A HETEROGENEOUS MIXTURE OF A PLURALITY OF PARTICLES DISPERSED IN A SOFTER, ELASTIC, RESILIENT MATERIAL.
Claim 2
Dependent Claim
70 words
A FLEXIBLE AIR-INFLATABLE ARTICLE COMPRISING AN AIR ENVELOPE OF AN ELASTIC, RESILIENT MATERIAL, A SEALING PLUG PROJECTING WITHIN SAID AIR ENVELOPE INWARDLY FROM THE WALL OF AID AIR ENVELOPE, THE OUTER WALL-ADJOINING END OF SAID PLUG BEING EMBEDDED IN THE WALL OF AID AIR ENVELOPE AND BEING AT LEAST PARTIALLY FUSED THEREWITH, SAID PLUG COMPRISING A HETEROGENEOUS MIXTURE OF A PLURALITY OF PARTICLES DISPERSED IN A SOFTER, ELASTIC, RESILIENT MATERIAL.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |