Patent US1586920A successfully refreshed from Google Patents.
US1586920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel rope socket
Assignee: Individual
•
Filing: 1925-05-14
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Granted: 1926-06-01
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Expires: 1945-05-14
Abstract
No abstract record available.
Inventors
- 👤 Schmuck Philip August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:11
CPC Classifications
E; E21; E21B; E21B17/00; E21B17/02; E21B17/04; E21B17/05; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3969; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/36; Y10T403/364; Y10T403/368; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7062; Y10T403/7064; Y10T403/7066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-05-31 | 1929-11-30 | 1930-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-31 | 1933-11-30 | 1934-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-31 | 1937-11-30 | 1938-06-01 | $7700.00 | Window Closed / Lapsed |