Patent US2440719A successfully refreshed from Google Patents.
US2440719A
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Automatic wire take-up device
Assignee: Individual
•
Filing: 1944-09-16
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Granted: 1948-05-04
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Expires: 1964-09-16
Abstract
No abstract record available.
Inventors
- 👤 Marvin I Karp
- 👤 Harry L Peach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:42
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/4457; B65H75/4471; H; H02; H02G; H02G11/00; H02G11/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US977192A
Cited
US1247672A
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US1102164A
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US1247358A
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US1978734A
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US2374457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-04 | 1951-11-03 | 1952-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-04 | 1955-11-03 | 1956-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-04 | 1959-11-03 | 1960-05-04 | $7700.00 | Window Closed / Lapsed |