US2457153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed switch
Assignee: Individual
•
Filing: 1945-02-03
•
Granted: 1948-12-28
•
Expires: 1965-02-03
Abstract
No abstract record available.
Inventors
- 👤 Hubbell Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:28
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/04; H01H23/06; H01H13/00; H01H13/02; H01H13/04; H01H13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1789017A
Cited
US1952153A
Cited
US2267203A
Cited
US2367441A
Cited
US2343060A
Cited
US2368926A
Cited
US2357973A
Cited
US2377134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |