US2832900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transient overvoltage and short circuit protective network
Assignee: Individual
•
Filing: 1957-02-12
•
Granted: 1958-04-29
•
Expires: 1977-02-12
Abstract
No abstract record available.
Inventors
- 👤 Gerald M Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:16
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/56; G05F1/565; G05F1/569; G05F1/571; H; H02; H02H; H02H3/00; H02H3/08; H02H3/087; Y; Y10; Y10S; Y10S323/00; Y10S323/907
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |