Patent US2184502A successfully refreshed from Google Patents.
US2184502A
Expired / Lapsed
US
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Wire rope center
Assignee: Columbian Rope Co
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Filing: 1938-05-06
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Granted: 1939-12-26
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Expires: 1958-05-06
Abstract
No abstract record available.
Inventors
- 👤 Frank R Metcalf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:50
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/06; D07B1/0673; D07B1/0686; D07B1/14; D07B1/141; D07B1/144; D07B2201/00; D07B2201/20; D07B2201/2047; D07B2201/2048; D07B2201/2052; D07B2201/2055; D07B2201/2057; D07B2201/2065; D07B2205/00; D07B2205/10; D07B2205/103
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) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |