US3141372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonkinking ropes
Assignee: Glanzstoff AG
•
Filing: 1962-06-19
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Granted: 1964-07-21
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Expires: 1982-06-19
Abstract
No abstract record available.
Inventors
- 👤 Benk Claus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:48
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A MOUNTAINEERING ROPE WITH A NONKINKING CORE COMPRISING A CENTRAL CORE MADE OF STRANDS OF SYNTHETIC POLYMER YARNS, A CORE SHEATH ABOUT SAID CENTRAL CORE INCLUDING AN OUTER LAYER OF SPIRALLY-WOUND STRANDS MADE OF SYNTHETIC POLYMER YARNS, SAID LAYER HAVING SPIRAL, COUNTERWOUND STRANDS INTERWOVEN WITH SAID SPIRALLY-WOUND STRANDS, THE STRAND DIAMETER OF SAID COUNTER-WOUND
Claim 2
Dependent Claim
54 words
A MOUNTAINEERING ROPE WITH A NONKINKING CORE COMPRISING A CENTRAL CORE MADE OF STRANDS OF SYNTHETIC POLYMER YARNS, A CORE SHEATH ABOUT SAID CENTRAL CORE INCLUDING AN OUTER LAYER OF SPIRALLY-WOUND STRANDS MADE OF SYNTHETIC POLYMER YARNS, SAID LAYER HAVING SPIRAL, COUNTERWOUND STRANDS INTERWOVEN WITH SAID SPIRALLY-WOUND STRANDS, THE STRAND DIAMETER OF SAID COUNTER-WOUND
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) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |