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US2491818A
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US
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Vehicular spraying machine
Assignee: Individual
•
Filing: 1946-07-13
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Granted: 1949-12-20
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Expires: 1966-07-13
Abstract
No abstract record available.
Inventors
- 👤 Walter S Lapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:40
CPC Classifications
A; A01; A01M; A01M7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US7273A
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US145572A
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US258233A
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US770506A
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US1602314A
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US1742350A
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US1831146A
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US2201995A
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US2149112A
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US2388114A
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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) | 1952-12-19 | 1953-06-20 | 1953-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-19 | 1957-06-20 | 1957-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-19 | 1961-06-20 | 1961-12-20 | $7700.00 | Window Closed / Lapsed |