US2562286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature and pressure responsive switch
Assignee: Individual
•
Filing: 1948-12-03
•
Granted: 1951-07-31
•
Expires: 1968-12-03
Abstract
No abstract record available.
Inventors
- 👤 Marvin R Wall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:22
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/34; H01H35/346
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1606264A
Cited
US1854571A
Cited
US2166498A
Cited
US1558081A
Cited
US1620493A
Cited
US1871733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |