Patent US3234969A successfully refreshed from Google Patents.
US3234969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multibore corrugated flexible hose
Assignee: Individual
•
Filing: 1964-05-01
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Granted: 1966-02-15
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Expires: 1984-05-01
Abstract
No abstract record available.
Inventors
- 👤 Mont Jerome Bernard Cliffor Du
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:21
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/002; F16L21/005; B; B29; B29D; B29D23/00; B29D23/18; F16L11/00; F16L11/04; F16L11/11; F16L11/111; B29K; B29K2021/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A FLEXIBLE CORRUGATED HOSE ADAPTED TO BE CUT TO ANY DESIRED LENGTH COMPRISING A LENGTH OF TUBING OF ELASTOMERIC MATERIAL HAVING A REPETITIVE SERIES OF CIRCUMFERENTIAL CORRUGATIONS SUBSTANTIALLY AT RIGHT ANGLES TO THE AXIS OF THE TUBING AND EXTENDING FROM NEAR ONE END TO NEAR THE OTHER END, EACH CORRUGATION BEING INTERNAL AS WELL AS EXTERNAL AND HAVING AN APEX AND A BASE, AND AT LEAST SOME OF SAID BASES AND SOME OF SAID APICES BEING AXIALLY ELONGATED WITH RESPECT TO OTHERS TO FORM ANNULI OF SUFFICIENT LENGTH FOR COMPRESSIVE ENGAGEMENT BY CONVENTIONAL HOSE CLAMPING MEANS TO ACHIEVE FLUID-TIGHT SEALING, SAID ELONGATED BASES AND APICES FORMING SUBSTANTIALLY CYLINDRICAL COUPLING BORES OF AT LEST TWO DIFFERENT INTERNAL DIAMETERS UPON EXPOSURE BY CUTTING THROUGH THE HOSE TRANSVERSELY TO ITS AXIS AT APPROPRIATE POINTS.
Claim 2
Dependent Claim
131 words
A FLEXIBLE CORRUGATED HOSE ADAPTED TO BE CUT TO ANY DESIRED LENGTH COMPRISING A LENGTH OF TUBING OF ELASTOMERIC MATERIAL HAVING A REPETITIVE SERIES OF CIRCUMFERENTIAL CORRUGATIONS SUBSTANTIALLY AT RIGHT ANGLES TO THE AXIS OF THE TUBING AND EXTENDING FROM NEAR ONE END TO NEAR THE OTHER END, EACH CORRUGATION BEING INTERNAL AS WELL AS EXTERNAL AND HAVING AN APEX AND A BASE, AND AT LEAST SOME OF SAID BASES AND SOME OF SAID APICES BEING AXIALLY ELONGATED WITH RESPECT TO OTHERS TO FORM ANNULI OF SUFFICIENT LENGTH FOR COMPRESSIVE ENGAGEMENT BY CONVENTIONAL HOSE CLAMPING MEANS TO ACHIEVE FLUID-TIGHT SEALING, SAID ELONGATED BASES AND APICES FORMING SUBSTANTIALLY CYLINDRICAL COUPLING BORES OF AT LEST TWO DIFFERENT INTERNAL DIAMETERS UPON EXPOSURE BY CUTTING THROUGH THE HOSE TRANSVERSELY TO ITS AXIS AT APPROPRIATE POINTS.
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |