Patent US3288170A successfully refreshed from Google Patents.
US3288170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced corrugated hose
Assignee: Day International Corp
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Filing: 1964-06-24
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Granted: 1966-11-29
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Expires: 1984-06-24
Abstract
No abstract record available.
Inventors
- 👤 Doyle V Haren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:42
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/04; F16L11/11; F16L11/115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A REINFORCED FLEXIBLE CORRUGATED HOSE COMPRISING A HELICAL REINFORCEMENT OF ELASTOMERIC COATED WIRE HAVING AXIALLY SPACED COILS, A TUBULAR KNITTED STOCKING ENVELOPING AND BONDED TO SAID REINFORCEMENT, AT LEAST ONE ELASTOMERIC CORD SPIRALLY WRAPPED AROUND SAID STOCKINET, AND A TUBE OF ELASTOMERIC MATERIAL ENVELOPING AND BONDED TO SAID STOCKINET.
Claim 2
Dependent Claim
49 words
A REINFORCED FLEXIBLE CORRUGATED HOSE COMPRISING A HELICAL REINFORCEMENT OF ELASTOMERIC COATED WIRE HAVING AXIALLY SPACED COILS, A TUBULAR KNITTED STOCKING ENVELOPING AND BONDED TO SAID REINFORCEMENT, AT LEAST ONE ELASTOMERIC CORD SPIRALLY WRAPPED AROUND SAID STOCKINET, AND A TUBE OF ELASTOMERIC MATERIAL ENVELOPING AND BONDED TO SAID STOCKINET.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |