US3123102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperaturk resistant tubing
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:38
CPC Classifications
F; F16; F16L; F16L57/00; F16L57/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A HIGH TEMPERATURE RESISTANT TUBING A PROTECTIVE COVERING INCLUDING A SLEEVE FORMED FROM YARNS COMPRISING FROM 55 PERCENT TO 70 PERCENT BY WEIGHT OF FIBERS OF A POLYMER OF ACRYLONITRILE ADAPTED UNDR EXPOSURE TO EXTREAME HEAT TO DECOMPOSE BY PASSING SUBSTANTIALLY DIRECTLY FROM A SOLID TO A GAS FROM 14 PERCENT TO 26 PERCENT BY WEIGHT OF WOOL FIBERS, AND FROM 15 PERCENT TO 25 PERCENT BY WEIGHT OF ACETATE RAYON FIBERS TO INHIBIT SHRINKAGE OF SAID SLEEVE.
Claim 2
Dependent Claim
79 words
IN A HIGH TEMPERATURE RESISTANT TUBING A PROTECTIVE COVERING INCLUDING A SLEEVE FORMED FROM YARNS COMPRISING FROM 55 PERCENT TO 70 PERCENT BY WEIGHT OF FIBERS OF A POLYMER OF ACRYLONITRILE ADAPTED UNDR EXPOSURE TO EXTREAME HEAT TO DECOMPOSE BY PASSING SUBSTANTIALLY DIRECTLY FROM A SOLID TO A GAS FROM 14 PERCENT TO 26 PERCENT BY WEIGHT OF WOOL FIBERS, AND FROM 15 PERCENT TO 25 PERCENT BY WEIGHT OF ACETATE RAYON FIBERS TO INHIBIT SHRINKAGE OF SAID SLEEVE.
References Cited (Backward Citations)
US2899982A
Cited
US1158995A
Cited
US1742775A
Cited
US2114274A
Cited
US2741108A
Cited
US2884018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |