US2853319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reusable end fitting for plural layer hose
Assignee: Resistoflex Corp
•
Filing: 1956-10-04
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Granted: 1958-09-23
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Expires: 1976-10-04
Abstract
No abstract record available.
Inventors
- 👤 Irving D Press
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:08
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/22; F16L33/223; F16L33/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US874543A
Cited
US1819243A
Cited
FR714874A
Cited
FR782512A
Cited
US2490686A
Cited
US2497986A
Cited
US2731279A
Cited
GB737564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |