Patent US2543373A successfully refreshed from Google Patents.
US2543373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable resistor switch
Assignee: MAX ZAIGER
•
Filing: 1947-11-01
•
Granted: 1951-02-27
•
Expires: 1967-11-01
Abstract
No abstract record available.
Inventors
- 👤 Nesson Israel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:54
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/30; H01C10/32; H01C10/36
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR544494A
Cited
US1809673A
Cited
US1997258A
Cited
US2043054A
Cited
US2082326A
Cited
US2195921A
Cited
US2259792A
Cited
US2205288A
Cited
US2346654A
Cited
US2308882A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |