US2627080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus adapted to wash the roofs of railway and like vehicles, and embodying a vertically swinging brush-carrying frame
Assignee: Whiting Corp
•
Filing: 1948-08-24
•
Granted: 1953-02-03
•
Expires: 1968-08-24
Abstract
No abstract record available.
Inventors
- 👤 Louis D Holmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:20
CPC Classifications
B; B60; B60S; B60S3/00; B60S3/04; B60S3/06; B60S3/066; Y; Y10; Y10S; Y10S15/00; Y10S15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1942653A
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US1962167A
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US2025780A
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US2215692A
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US2257255A
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US2242692A
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US2175296A
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US2296934A
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US2299850A
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US2453339A
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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) | 1956-02-03 | 1956-08-04 | 1957-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-03 | 1960-08-04 | 1961-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-03 | 1964-08-04 | 1965-02-03 | $7700.00 | Window Closed / Lapsed |