US3133584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rope construction
Assignee: National Standard Co
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Filing: 1962-07-12
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Granted: 1964-05-19
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Expires: 1982-07-12
Abstract
No abstract record available.
Inventors
- 👤 Ernest U Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:41
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/06; D07B1/0606; D07B1/0613; B; B29; B29D; B29D30/00; B29D30/06; B29D30/48; B60; B60C; B60C15/00; B60C15/04; B60C9/00; B60C9/0007; D07B1/16; D07B1/165; D07B2201/00; D07B2201/20; D07B2201/2047; D07B2201/2052; D07B2201/2065; D07B2401/00; D07B2401/20; D07B2401/2005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A ROPE COMPRISING A RUBBER CORE CHARACTERIZED BY BEING EXTRUDABLE BEFORE CURING AND NON-EXTRUDABLE AFTER CURING, A PLURALITY OF SPIRALLY WOUND STEEL STRANDS SURROUNDING SAID CORE, SAID STRANDS BEING DISPOSED IN CIRCUMFERENTIALLY SPACED RELATION WITH RESPECT TO EACH OTHER AROUND SAID CORE, AND SAID ROPE, WHEN UNDER TENSION, BEING CHARACTERIZED IN THE UNCURED AND CURED STATES OF SAID RUBBER CORE BY BEING OF RELATIVELY HIGH AND LOW ELONGATION, RESPECTIVELY.
Claim 2
Dependent Claim
69 words
A ROPE COMPRISING A RUBBER CORE CHARACTERIZED BY BEING EXTRUDABLE BEFORE CURING AND NON-EXTRUDABLE AFTER CURING, A PLURALITY OF SPIRALLY WOUND STEEL STRANDS SURROUNDING SAID CORE, SAID STRANDS BEING DISPOSED IN CIRCUMFERENTIALLY SPACED RELATION WITH RESPECT TO EACH OTHER AROUND SAID CORE, AND SAID ROPE, WHEN UNDER TENSION, BEING CHARACTERIZED IN THE UNCURED AND CURED STATES OF SAID RUBBER CORE BY BEING OF RELATIVELY HIGH AND LOW ELONGATION, RESPECTIVELY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |