Patent US2910562A successfully refreshed from Google Patents.
US2910562A
Expired / Lapsed
US
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Protectors for electric circuits
Assignee: McGraw Edison Co
•
Filing: 1955-04-29
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Granted: 1959-10-27
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Expires: 1975-04-29
Abstract
No abstract record available.
Inventors
- 👤 Frank H Bussmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:28
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/24
Claims Analysis
Total Claims: 0
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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) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |