Patent US3109461A successfully refreshed from Google Patents.
US3109461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hose structure
Assignee: General Electric Co
•
Filing: 1960-12-06
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Granted: 1963-11-05
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Expires: 1980-12-06
Abstract
No abstract record available.
Inventors
- 👤 George M Wolff
- 👤 Frank J Lasak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:35
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/04; F16L11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A FLEXIBLE COLLAPSE-RESISTANT HOSE COMPRISING A FLEXIBLE INNER TUBE COMPRISED SUBSTANTIALLY OF POLYTETRAFLUOROETHYLENE HAVING RELATIVE PROPORTIONS ON THE ORDER OF AN OUTSIDE DIAMETER OF ONE INCH AND A WALL THICKNESS GREATER THAN 0.09 INCH AND NOT GREATER THAN 0.20 INCH, WHEREBY THE TUBE IS RELATIVELY FLEXIBLE TRANSVERSELY AND WILL EXHIBIT A TENDENCY TO INCREASE IN TRANSVERSE DIMENSION IN AT LEAST
Claim 2
Dependent Claim
60 words
A FLEXIBLE COLLAPSE-RESISTANT HOSE COMPRISING A FLEXIBLE INNER TUBE COMPRISED SUBSTANTIALLY OF POLYTETRAFLUOROETHYLENE HAVING RELATIVE PROPORTIONS ON THE ORDER OF AN OUTSIDE DIAMETER OF ONE INCH AND A WALL THICKNESS GREATER THAN 0.09 INCH AND NOT GREATER THAN 0.20 INCH, WHEREBY THE TUBE IS RELATIVELY FLEXIBLE TRANSVERSELY AND WILL EXHIBIT A TENDENCY TO INCREASE IN TRANSVERSE DIMENSION IN AT LEAST
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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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |