US3307343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion resistant wire rope
Assignee: FKI Industries Inc
•
Filing: 1965-05-27
•
Granted: 1967-03-07
•
Expires: 1985-05-27
Abstract
No abstract record available.
Inventors
- 👤 William J Gilmore
- 👤 Vincent C J Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:24
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/06; D07B1/0673; D07B1/0686; D07B1/14; D07B1/141; D07B1/144; D07B5/00; D07B5/007; D07B2201/00; D07B2201/20; D07B2201/2001; D07B2201/2002; D07B2201/2003; D07B2201/2015; D07B2201/2019; D07B2201/2024; D07B2201/2095; D07B2201/2097; D07B2205/00; D07B2205/30; D07B2205/3021; D07B2205/306; D07B2205/3071; D07B2401/00; D07B2401/20; D07B2401/202; D07B2401/2025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A WIRE ROPE WHEREIN A MULTIPLICITY OF METAL TENSILE WIRES ARE HELICALLY STRANDED TOGETHER INTO A PLURALITY OF STRANDS WHICH IN TURN ARE HELICALLY STRANDED TOGETHER INTO A ROPE STRUCTURE, SAID ROPE BEING IMPROVED IN THAT (A) AT LEAST ONE METAL PROTECTIVE WIRE IS WRAPPED HELICALLY ABOUT AT LEAST ONE OF SAID STRANDS, THE METAL OF SAID PROTECTIVE WIRE BEING CATHODIC WITH RESPECT TO THE METAL OF SAID TENSILE WIRES, AND (B) ALL OF SAID STRANDS ARE COMPRESSED RADIALLY TOGETHER WITH RESPECT TO THE ROPE AXIS TO COMPACT THE ROPE AND INCREASE THE INTIMACY OF CONTACT OF THE WIRES THEREOF.
Claim 2
Dependent Claim
101 words
IN A WIRE ROPE WHEREIN A MULTIPLICITY OF METAL TENSILE WIRES ARE HELICALLY STRANDED TOGETHER INTO A PLURALITY OF STRANDS WHICH IN TURN ARE HELICALLY STRANDED TOGETHER INTO A ROPE STRUCTURE, SAID ROPE BEING IMPROVED IN THAT (A) AT LEAST ONE METAL PROTECTIVE WIRE IS WRAPPED HELICALLY ABOUT AT LEAST ONE OF SAID STRANDS, THE METAL OF SAID PROTECTIVE WIRE BEING CATHODIC WITH RESPECT TO THE METAL OF SAID TENSILE WIRES, AND (B) ALL OF SAID STRANDS ARE COMPRESSED RADIALLY TOGETHER WITH RESPECT TO THE ROPE AXIS TO COMPACT THE ROPE AND INCREASE THE INTIMACY OF CONTACT OF THE WIRES THEREOF.
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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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |