US2600844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical apparatus
Assignee: CAPUTO
•
Filing: 1947-10-16
•
Granted: 1952-06-17
•
Expires: 1967-10-16
Abstract
No abstract record available.
Inventors
- 👤 James V Caputo
- 👤 Thomas J Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:33
CPC Classifications
H; H02; H02K; H02K39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1778640A
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GB421840A
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US2103931A
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US2389214A
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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) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |