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Patent US2361193A successfully refreshed from Google Patents.
US2361193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control device, particularly thermostatic device
Assignee: Radio Patents Corp
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Filing: 1939-07-12
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Granted: 1944-10-24
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Expires: 1959-07-12
Abstract
No abstract record available.
Inventors
- 👤 Donald E Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:47
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H37/54; H01H35/00; H01H35/24; H01H37/12; H01H5/00; H01H5/04; H01H5/18; H01H5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-10-24 | 1948-04-24 | 1948-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-10-24 | 1952-04-24 | 1952-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-10-24 | 1956-04-24 | 1956-10-24 | $7700.00 | Window Closed / Lapsed |