US3094147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bendable tubing
Assignee: International Metal Hose Co
•
Filing: 1961-03-22
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Granted: 1963-06-18
•
Expires: 1981-03-22
Abstract
No abstract record available.
Inventors
- 👤 Nemer Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:35
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/14; F16L11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A CYLINDRICAL TUBE COMPRISING A HELICALLY WOUND STRIP OF FORMABLE MATERIAL, SAID STRIP HAVING MARGINAL PORTIONS TURNED BACK INTO OVERLYING RELATION TO OPPOSITE FACES OF SAID STRIP AND EXTENDING ALONG THE LONGITUDINAL SIDES THEREOF WITH THE FREE EDGE OF EACH OF SAID MARGINAL PORTIONS RECEIVED IN INTERFOLDING ENGAGEMENT WITH AND WITHIN THE TURNED BACK MARGINAL PORTION OF THE CONVOLUTION OF THE STRIP CONTIGUOUS THERETO, A SHOULDER EXTENDING LONGITUDINALLY OF SAID STRIP ADJACENT TO EACH OF ITS MARGINAL PORTIONS AND RESPECTIVELY COOPERATIVELY ENGAGING THE TURNED BACK AND INTERFOLDED MARGINAL PORTIONS OF THE CONVOLUTIONS THEREOF CONTIGUOUS THERETO TO SECURE THE INTERLOCKINGLY ENGAGED MARGINAL PORTIONS AGAINST RELATIVE MOVEMENT BY BEARING ENGAGEMENT BETWEEN SAID SHOULDERS AND SAID TURNED BACK MARGINAL PORTIONS.
Claim 2
Dependent Claim
117 words
A CYLINDRICAL TUBE COMPRISING A HELICALLY WOUND STRIP OF FORMABLE MATERIAL, SAID STRIP HAVING MARGINAL PORTIONS TURNED BACK INTO OVERLYING RELATION TO OPPOSITE FACES OF SAID STRIP AND EXTENDING ALONG THE LONGITUDINAL SIDES THEREOF WITH THE FREE EDGE OF EACH OF SAID MARGINAL PORTIONS RECEIVED IN INTERFOLDING ENGAGEMENT WITH AND WITHIN THE TURNED BACK MARGINAL PORTION OF THE CONVOLUTION OF THE STRIP CONTIGUOUS THERETO, A SHOULDER EXTENDING LONGITUDINALLY OF SAID STRIP ADJACENT TO EACH OF ITS MARGINAL PORTIONS AND RESPECTIVELY COOPERATIVELY ENGAGING THE TURNED BACK AND INTERFOLDED MARGINAL PORTIONS OF THE CONVOLUTIONS THEREOF CONTIGUOUS THERETO TO SECURE THE INTERLOCKINGLY ENGAGED MARGINAL PORTIONS AGAINST RELATIVE MOVEMENT BY BEARING ENGAGEMENT BETWEEN SAID SHOULDERS AND SAID TURNED BACK MARGINAL PORTIONS.
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |