US3038973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact switch
Assignee: Individual
•
Filing: 1961-02-06
•
Granted: 1962-06-12
•
Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 Alpert Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:18
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/14; F; F42; F42C; F42C11/00; F42C11/001; F42C11/005; F42C19/00; F42C19/06; Y; Y10; Y10S; Y10S116/00; Y10S116/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2863961A
Cited
US2979582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |