Patent US2901581A successfully refreshed from Google Patents.
US2901581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall switch assembly
Assignee: Individual
•
Filing: 1956-07-09
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Granted: 1959-08-25
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Expires: 1976-07-09
Abstract
No abstract record available.
Inventors
- 👤 Russell Andrew Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:03
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/12; H01H23/16; H01H23/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1196662A
Cited
US1717057A
Cited
US2295668A
Cited
US2336389A
Cited
US2520237A
Cited
US2769045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |