US2690141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway rolling stock
Assignee: Individual
•
Filing: 1946-09-26
•
Granted: 1954-09-28
•
Expires: 1966-09-26
Abstract
No abstract record available.
Inventors
- 👤 King Robert Waldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:21
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/06; B61D19/00; B61D19/003; B61D19/004; B61D3/00; B61D3/02; B61D3/16; B61D3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2088655A
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US2211469A
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US2241377A
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US2315118A
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US2434001A
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US2405136A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |