US2663456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure cap
Assignee: Eaton Corp
•
Filing: 1950-08-25
•
Granted: 1953-12-22
•
Expires: 1970-08-25
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Schultz
- 👤 Frederick C Schwendler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:32
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1991946A
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US1995468A
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US2078211A
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US2077721A
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US2101756A
Cited
US2409278A
Cited
US2524554A
Cited
US2501621A
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US2569575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |