Patent US2407124A successfully refreshed from Google Patents.
US2407124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing for truck and freight car heaters
Assignee: UTILITIES DISTRIBUTORS Inc
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Filing: 1943-04-30
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Granted: 1946-09-03
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Expires: 1963-04-30
Abstract
No abstract record available.
Inventors
- 👤 Peter A Anderson
- 👤 Sr Eric Martin Anderson
- 👤 Earl W Hansen
- 👤 John H Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:31
CPC Classifications
B; B61; B61D; B61D27/00; B61D27/0036; B61D27/0063; Y; Y10; Y10T; Y10T292/00; Y10T292/23
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) | 1949-09-02 | 1950-03-04 | 1950-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-02 | 1954-03-04 | 1954-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-02 | 1958-03-04 | 1958-09-03 | $7700.00 | Window Closed / Lapsed |