Patent US3245431A successfully refreshed from Google Patents.
US3245431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite tubing
Assignee: Samuel Moore and Co
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Filing: 1962-10-18
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Granted: 1966-04-12
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Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 James H Coe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:50
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/01; F16L11/00; F16L11/04; F16L11/08; F16L11/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A SELF-STORING COMPOSITE FLEXIBLE PLASTIC TUBING ADAPTED TO TRANSMIT HIGH PRESSURE FLUID, SAID TUBING BEING OF COILED HELICAL CONFIGURATION ADAPTED FOR AXIAL EXTENSION AND RETRACTION AND COMPRISING AN INNER TUBE OF CRYSTALLINE-LIKE POLYMERIC MATERIAL, A SINGLE BRAIDED LAYER OF FIBROUS MATERIAL DISPOSED ABOUT SAID INNER TUBE AND FORMING A REINFORCING MEMBER THEREFOR, AND AN OUTER SHEATH OF CRYSTALLINE-LIKE POLYMERIC MATERIAL COVERING SAID REINFORCING MEMBER, SAID INNER TUBE, REINFORCING MEMBER AND OUTER SHEATH BEING ABLE TO SLIP WITH RESPECT TO ONE ANOTHER, THE WALL THICKNESS OF SAID INNER TUBE AND SAID OUTER SHEATH BEING GENERALLY INVERSELY PROPORTIONAL TO THE FLEXURAL MODULUS OF THE MATERIALS OF SAID INNER TUBE AND SAID OUTER SHEATH, WHEREBY SAID TUBING POSSESSES STABLITY UNDER HIGH PRESSURE CONDITIONS.
Claim 2
Dependent Claim
120 words
A SELF-STORING COMPOSITE FLEXIBLE PLASTIC TUBING ADAPTED TO TRANSMIT HIGH PRESSURE FLUID, SAID TUBING BEING OF COILED HELICAL CONFIGURATION ADAPTED FOR AXIAL EXTENSION AND RETRACTION AND COMPRISING AN INNER TUBE OF CRYSTALLINE-LIKE POLYMERIC MATERIAL, A SINGLE BRAIDED LAYER OF FIBROUS MATERIAL DISPOSED ABOUT SAID INNER TUBE AND FORMING A REINFORCING MEMBER THEREFOR, AND AN OUTER SHEATH OF CRYSTALLINE-LIKE POLYMERIC MATERIAL COVERING SAID REINFORCING MEMBER, SAID INNER TUBE, REINFORCING MEMBER AND OUTER SHEATH BEING ABLE TO SLIP WITH RESPECT TO ONE ANOTHER, THE WALL THICKNESS OF SAID INNER TUBE AND SAID OUTER SHEATH BEING GENERALLY INVERSELY PROPORTIONAL TO THE FLEXURAL MODULUS OF THE MATERIALS OF SAID INNER TUBE AND SAID OUTER SHEATH, WHEREBY SAID TUBING POSSESSES STABLITY UNDER HIGH PRESSURE CONDITIONS.
References Cited (Backward Citations)
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |