US2362258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating apparatus
Assignee: Eaton Corp
•
Filing: 1942-06-05
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Granted: 1944-11-07
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Expires: 1962-06-05
Abstract
No abstract record available.
Inventors
- 👤 Howard J Findley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:49
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/22; B60H1/2203; B60H1/2212; F; F24; F24H; F24H3/00; F24H3/02; F24H3/06; F24H3/065; F24H9/00; F24H9/0052; H; H02; H02N; H02N11/00; H02N11/002; H10; H10N; H10N10/00
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) | 1947-11-07 | 1948-05-08 | 1948-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-11-07 | 1952-05-08 | 1952-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-11-07 | 1956-05-08 | 1956-11-07 | $7700.00 | Window Closed / Lapsed |