US3016682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cordage and method for producing the same
Assignee: Wall Rope Works Inc
•
Filing: 1957-04-23
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Granted: 1962-01-16
•
Expires: 1977-04-23
Abstract
No abstract record available.
Inventors
- 👤 Dexter W Gaston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:45
CPC Classifications
D; D07; D07B; D07B5/00; D07B5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
ROPE COMPOSED OF STRANDS COMPOSED OF THERMOSPLASTIC FILAMENTS IN WHICH THE FILAMENTS PRIOR TO BEING FORMED INTO ROPE HAVE CHARACTERISTICS RESULTING FROM THEIR HAVING BEEN PARTIALLY SHRUNK TO LEAVE IN THE FILAMENTS OF THE FORMED ROPE CAPABILITY OF FURTHER SHRINKAGE TO AN EXTENT APPROXIMATELY THAT OF EXPECTED ELONGATION DUE TO STRESS DURING USE OF THE ROPE.
Claim 2
Independent Claim
70 words
THE METHOD OF MAKING ROPE OF THERMOSPLASTIC FILAMENTS COMPRISING PASSING THE FILAMENTS RAPIDLY AND CONTINUOUSLY THROUGH A HEATING CHAMBER TO PARTIALLY SHRINK SAID FILAMENTS, THE AMOUNT OF SAID PARTIAL SHRINKAGE OF SAID TREATED FILAMENTS BEING SUCH THAT THE REMAINING POSSIBLE SHRINKAGE OF SAID TREATED FILAMENTS APPORXIMATES THE EXPECTED ELONGATION DUE TO STRESS DURING USE OF THE FINAL ROPE, FORMING STRANDS FROM SAID TREATED FILAMENTS AND FORMING ROPE FROM SAID STRANDS.
References Cited (Backward Citations)
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Cited
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Cited
US2664010A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |