US3046364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Token operated electrical switches
Assignee: SPX Technologies Inc
•
Filing: 1959-09-28
•
Granted: 1962-07-24
•
Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 Kramer Isaac A De
- 👤 Robert A Hagen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:45
CPC Classifications
H; H01; H01H; H01H27/00; H01H27/06; H01H27/08; H01H19/00; H01H19/54; H01H19/60; H01H19/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1294678A
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US1692878A
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US2080684A
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US2376846A
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US2468974A
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US2637844A
Cited
US2843685A
Cited
US2906832A
Cited
US2957536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |