US2742541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture sensitive resistor
Assignee: Individual
•
Filing: 1953-06-02
•
Granted: 1956-04-17
•
Expires: 1973-06-02
Abstract
No abstract record available.
Inventors
- 👤 Albert L Bunting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:19
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/04; G01M3/16; G01M3/18; G01M3/181; H; H01; H01H; H01H35/00; H01H35/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1694107A
Cited
US2295570A
Cited
US2285633A
Cited
US2285421A
Cited
US2554440A
Cited
US2510018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |